[INFO] cloning repository https://github.com/Takashiidobe/command-line-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takashiidobe/command-line-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fcommand-line-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fcommand-line-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdc4af585008b34fb7eb8e8e251906b918dd0155
[INFO] testing Takashiidobe/command-line-rust against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fcommand-line-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Takashiidobe/command-line-rust
[INFO] finished tweaking git repo https://github.com/Takashiidobe/command-line-rust
[INFO] tweaked toml for git repo https://github.com/Takashiidobe/command-line-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Takashiidobe/command-line-rust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Takashiidobe/command-line-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bumpalo v3.12.2
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[INFO] [stderr]   Downloaded predicates v3.0.3
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded goblin v0.6.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22
[INFO] running `Command { std: "docker" "start" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling os_str_bytes v6.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.31
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[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling ipnet v2.7.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling similar v2.2.1
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling socket2 v0.5.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling toml_edit v0.19.8
[INFO] [stderr]    Compiling dns-lookup v2.0.2
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling webpki-roots v0.22.6
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling scroll_derive v0.11.0
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling pcap v1.1.0
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling num_enum v0.6.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling goblin v0.6.1
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling trust-dns-proto v0.22.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.22.0
[INFO] [stderr]    Compiling command-line-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/readelf/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/wc/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/readelf/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let args = get_args();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.37s
[INFO] running `Command { std: "docker" "inspect" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling predicates-core v1.0.6
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling predicates-tree v1.0.9
[INFO] [stderr]    Compiling bstr v1.4.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling predicates v3.0.3
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling assert_cmd v2.0.11
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling pcap v1.1.0
[INFO] [stderr]    Compiling command-line-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/readelf/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/wc/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/readelf/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/wc/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let config = Config::default();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/readelf/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let args = get_args();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/readelf/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let args = get_args();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.69s
[INFO] running `Command { std: "docker" "inspect" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "60faf8343d646f50c4b493808b3c2dc3f17c9adcdc2675fba7873c75d104af22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/readelf/mod.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let config = Config::default();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/wc/mod.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let config = Config::default();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: `command-line-rust` (lib) generated 2 warnings (run `cargo fix --lib -p command-line-rust` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]  --> src/readelf/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let args = get_args();
[INFO] [stderr]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `command-line-rust` (bin "readelf") generated 1 warning (run `cargo fix --bin "readelf" -p command-line-rust` to apply 1 suggestion)
[INFO] [stderr] warning: `command-line-rust` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `command-line-rust` (bin "readelf" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/command_line_rust-07a2a8efdcc574fb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test head::test_parse_positive_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/cat/main.rs (/opt/rustwide/target/debug/deps/cat-0a441b0475365012)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/diff/main.rs (/opt/rustwide/target/debug/deps/diff-873c6f479c6e12f6)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/echo/main.rs (/opt/rustwide/target/debug/deps/echo-a91a87eda4029315)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/false/main.rs (/opt/rustwide/target/debug/deps/false-1cd1637cd9e35743)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/head/main.rs (/opt/rustwide/target/debug/deps/head-234f6bba5ebf3f9a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/hello/main.rs (/opt/rustwide/target/debug/deps/hello-db5a39686d8caa84)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/host/main.rs (/opt/rustwide/target/debug/deps/host-df2402792e64d45d)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/ldd/main.rs (/opt/rustwide/target/debug/deps/ldd-1d59aeae2a144c3b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/netcat/main.rs (/opt/rustwide/target/debug/deps/netcat-64924e75821bf3fd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/readelf/main.rs (/opt/rustwide/target/debug/deps/readelf-281f9e301cd468f2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/strace/main.rs (/opt/rustwide/target/debug/deps/strace-c53a4a59a009ae97)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/tcpdump/main.rs (/opt/rustwide/target/debug/deps/tcpdump-7d563a5e17cfb52f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/tree/main.rs (/opt/rustwide/target/debug/deps/tree-7dd6abc85420d295)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/true/main.rs (/opt/rustwide/target/debug/deps/true-2e3188ae34ac0b4b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/wc/main.rs (/opt/rustwide/target/debug/deps/wc-6163c73c1c421d5e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-9ee9e8b66a5c585d)
[INFO] [stdout] 
[INFO] [stdout] running 111 tests
[INFO] [stdout] test cat::all ... FAILED
[INFO] [stdout] test cat::bustle ... FAILED
[INFO] [stdout] test cat::all_b ... FAILED
[INFO] [stdout] test cat::bustle_stdin ... FAILED
[INFO] [stdout] test cat::bustle_b ... FAILED
[INFO] [stdout] test cat::all_n ... FAILED
[INFO] [stdout] test cat::bustle_n ... FAILED
[INFO] [stdout] test cat::bustle_stdin_b ... FAILED
[INFO] [stdout] test cat::bustle_stdin_n ... FAILED
[INFO] [stdout] test cat::empty ... FAILED
[INFO] [stdout] test cat::empty_b ... FAILED
[INFO] [stdout] test cat::fox ... FAILED
[INFO] [stdout] test cat::fox_b ... FAILED
[INFO] [stdout] test cat::fox_n ... FAILED
[INFO] [stdout] test cat::empty_n ... FAILED
[INFO] [stdout] test cat::spiders ... FAILED
[INFO] [stdout] test cat::spiders_b ... FAILED
[INFO] [stdout] test cat::spiders_n ... FAILED
[INFO] [stdout] test cat::skips_bad_file ... FAILED
[INFO] [stdout] test echo::dies_no_args ... FAILED
[INFO] [stdout] test echo::hello1_no_newline ... FAILED
[INFO] [stdout] test cat::usage ... FAILED
[INFO] [stdout] test echo::hello2_no_newline ... FAILED
[INFO] [stdout] test echo::hello1 ... FAILED
[INFO] [stdout] test echo::hello2 ... FAILED
[INFO] [stdout] test head::dies_bad_lines ... ok
[INFO] [stdout] test head::dies_bytes_and_lines ... ok
[INFO] [stdout] test head::dies_bad_bytes ... ok
[INFO] [stdout] test head::multiple_files_n2 ... FAILED
[INFO] [stdout] test head::one_c1_stdin ... FAILED
[INFO] [stdout] test head::one_c2_stdin ... FAILED
[INFO] [stdout] test head::multiple_files ... FAILED
[INFO] [stdout] test head::one ... FAILED
[INFO] [stdout] test head::multiple_files_c1 ... FAILED
[INFO] [stdout] test head::empty_n2 ... FAILED
[INFO] [stdout] test head::multiple_files_n4 ... FAILED
[INFO] [stdout] test head::empty_c2 ... FAILED
[INFO] [stdout] test head::one_c2 ... FAILED
[INFO] [stdout] test head::empty ... FAILED
[INFO] [stdout] test head::multiple_files_c4 ... FAILED
[INFO] [stdout] test head::one_c1 ... FAILED
[INFO] [stdout] test head::multiple_files_c2 ... FAILED
[INFO] [stdout] test head::empty_n4 ... FAILED
[INFO] [stdout] test head::empty_c4 ... FAILED
[INFO] [stdout] test head::ten_n2 ... FAILED
[INFO] [stdout] test head::one_c4_stdin ... FAILED
[INFO] [stdout] test head::ten_n4 ... FAILED
[INFO] [stdout] test head::skips_bad_file ... FAILED
[INFO] [stdout] test head::one_n2_stdin ... FAILED
[INFO] [stdout] test head::one_c4 ... FAILED
[INFO] [stdout] test head::ten_c4 ... FAILED
[INFO] [stdout] test head::one_n4_stdin ... FAILED
[INFO] [stdout] test head::one_stdin ... FAILED
[INFO] [stdout] test head::ten_n2_stdin ... FAILED
[INFO] [stdout] test head::ten_n4_stdin ... FAILED
[INFO] [stdout] test head::ten_c4_stdin ... FAILED
[INFO] [stdout] test head::ten_stdin ... FAILED
[INFO] [stdout] test head::three_c4 ... FAILED
[INFO] [stdout] test head::three ... FAILED
[INFO] [stdout] test head::one_n2 ... FAILED
[INFO] [stdout] test head::ten ... FAILED
[INFO] [stdout] test head::two_c4 ... FAILED
[INFO] [stdout] test head::one_n4 ... FAILED
[INFO] [stdout] test head::ten_c2 ... FAILED
[INFO] [stdout] test head::ten_c2_stdin ... FAILED
[INFO] [stdout] test head::three_c2 ... FAILED
[INFO] [stdout] test head::three_c2_stdin ... FAILED
[INFO] [stdout] test head::three_n2 ... FAILED
[INFO] [stdout] test head::two_n2 ... FAILED
[INFO] [stdout] test r#false::false_ok ... ok
[INFO] [stdout] test hello::runs ... ok
[INFO] [stdout] test head::three_n4 ... FAILED
[INFO] [stdout] test wc::atlamal_bytes ... FAILED
[INFO] [stdout] test wc::atlamal_bytes_lines ... FAILED
[INFO] [stdout] test head::two_c2_stdin ... FAILED
[INFO] [stdout] test wc::atlamal ... FAILED
[INFO] [stdout] test r#true::true_ok ... ok
[INFO] [stdout] test head::three_stdin ... FAILED
[INFO] [stdout] test wc::atlamal_lines ... FAILED
[INFO] [stdout] test wc::atlamal_words_bytes ... FAILED
[INFO] [stdout] test wc::dies_chars_and_bytes ... FAILED
[INFO] [stdout] test head::two ... FAILED
[INFO] [stdout] test wc::atlamal_words_lines ... FAILED
[INFO] [stdout] test wc::atlamal_stdin ... FAILED
[INFO] [stdout] test head::three_c4_stdin ... FAILED
[INFO] [stdout] test wc::empty ... FAILED
[INFO] [stdout] test wc::fox_bytes ... FAILED
[INFO] [stdout] test wc::fox_words ... FAILED
[INFO] [stdout] test head::two_c2 ... FAILED
[INFO] [stdout] test wc::fox_words_bytes ... FAILED
[INFO] [stdout] test wc::fox_lines ... FAILED
[INFO] [stdout] test wc::test_all_bytes ... FAILED
[INFO] [stdout] test wc::fox_bytes_lines ... FAILED
[INFO] [stdout] test wc::fox_words_lines ... FAILED
[INFO] [stdout] test wc::fox_chars ... FAILED
[INFO] [stdout] test wc::skips_bad_file ... FAILED
[INFO] [stdout] test wc::atlamal_words ... FAILED
[INFO] [stdout] test wc::fox ... FAILED
[INFO] [stdout] test wc::test_all_words_lines ... FAILED
[INFO] [stdout] test wc::test_all_bytes_lines ... FAILED
[INFO] [stdout] test wc::test_all ... FAILED
[INFO] [stdout] test wc::test_all_lines ... FAILED
[INFO] [stdout] test wc::test_all_words_bytes ... FAILED
[INFO] [stdout] test wc::test_all_words ... FAILED
[INFO] [stdout] test head::two_c4_stdin ... FAILED
[INFO] [stdout] test head::three_n2_stdin ... FAILED
[INFO] [stdout] test head::two_n2_stdin ... FAILED
[INFO] [stdout] test head::two_stdin ... FAILED
[INFO] [stdout] test head::three_n4_stdin ... FAILED
[INFO] [stdout] test head::two_n4 ... FAILED
[INFO] [stdout] test head::two_n4_stdin ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cat::all stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::all_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle_stdin stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::all_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle_stdin_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::bustle_stdin_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::empty stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::empty_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::fox stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::fox_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::fox_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::empty_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::spiders stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::spiders_b stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::spiders_n stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::skips_bad_file stdout ----
[INFO] [stdout] Error: CargoError { cause: Some(NotFoundError { path: "/opt/rustwide/target/debug/catr" }) }
[INFO] [stdout] 
[INFO] [stdout] ---- echo::dies_no_args stdout ----
[INFO] [stdout] Error: CargoError { cause: Some(NotFoundError { path: "/opt/rustwide/target/debug/echor" }) }
[INFO] [stdout] 
[INFO] [stdout] ---- echo::hello1_no_newline stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- cat::usage stdout ----
[INFO] [stdout] Error: CargoError { cause: Some(NotFoundError { path: "/opt/rustwide/target/debug/catr" }) }
[INFO] [stdout] 
[INFO] [stdout] ---- echo::hello2_no_newline stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- echo::hello1 stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- echo::hello2 stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files_n2' (3137) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3167) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6504c6c077e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6504c6c077e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6504c6c077e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6504c6c077e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6504c6c1b21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6504c6c1b21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x6504c6c0cf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6504c6c0cf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6504c6bf2176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x6504c6aa142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x6504c6a9ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x6504c6aa31db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6504c6a984b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6504c6a985cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x6504c6a9843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x6504c6a98461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6504c6c02767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6504c6c02767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6504c6c02767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6504c6c02767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6504c6c02767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x6504c6a98427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x6504c6a9865e - main
[INFO] [stdout]   42:     0x7bb8ab3da1ca - <unknown>
[INFO] [stdout]   43:     0x7bb8ab3da28b - __libc_start_main
[INFO] [stdout]   44:     0x6504c6a98285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3167) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6504c6c077e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6504c6c077e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6504c6c077e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6504c6c077e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6504c6c1b21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6504c6c1b21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x6504c6c0cf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6504c6c0cf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6504c6bf2176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x6504c6aa142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x6504c6a9ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x6504c6aa31db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6504c6a984b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6504c6a985cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x6504c6a9843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x6504c6a98461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6504c6c02767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6504c6c02767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6504c6c02767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6504c6c02767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6504c6c02767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6504c6c02767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x6504c6a98427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x6504c6a9865e - main
[INFO] [stdout]   42:     0x7bb8ab3da1ca - <unknown>
[INFO] [stdout]   43:     0x7bb8ab3da28b - __libc_start_main
[INFO] [stdout]   44:     0x6504c6a98285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5af5e - lib[9f6a8a1acd7eca73]::head::multiple_files_n2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:384:5
[INFO] [stdout]   26:     0x58090ca54f17 - lib[9f6a8a1acd7eca73]::head::multiple_files_n2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:383:27
[INFO] [stdout]   27:     0x58090ca5f9e6 - <lib[9f6a8a1acd7eca73]::head::multiple_files_n2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c1_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c1_stdin' (3164) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     239,
[INFO] [stdout]     191,
[INFO] [stdout]     189,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "1"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3180) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b874f9b77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b874f9b77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b874f9b77e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b874f9b77e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b874f9cb21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b874f9cb21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5b874f9bcf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5b874f9bcf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5b874f9a2176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5b874f85142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5b874f84ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5b874f8531db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5b874f8484b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5b874f8485cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5b874f84843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5b874f848461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5b874f9b2767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5b874f9b2767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5b874f9b2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5b874f9b2767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5b874f848427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5b874f84865e - main
[INFO] [stdout]   42:     0x77cfbd8c71ca - <unknown>
[INFO] [stdout]   43:     0x77cfbd8c728b - __libc_start_main
[INFO] [stdout]   44:     0x5b874f848285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59dab - lib[9f6a8a1acd7eca73]::head::one_c1_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:207:5
[INFO] [stdout]   26:     0x58090ca54a97 - lib[9f6a8a1acd7eca73]::head::one_c1_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:206:22
[INFO] [stdout]   27:     0x58090ca5f3e6 - <lib[9f6a8a1acd7eca73]::head::one_c1_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c2_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c2_stdin' (3195) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     195,
[INFO] [stdout]     150,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "2"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3196) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55eeec7457e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55eeec7457e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55eeec7457e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55eeec7457e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55eeec75921a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55eeec75921a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x55eeec74af72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x55eeec74af72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x55eeec730176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x55eeec5df42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x55eeec5dcf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x55eeec5e11db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x55eeec5d64b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x55eeec5d65cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55eeec5d643e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x55eeec5d6461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x55eeec740767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x55eeec740767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x55eeec740767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x55eeec740767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x55eeec740767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x55eeec740767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x55eeec740767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x55eeec740767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55eeec740767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x55eeec5d6427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x55eeec5d665e - main
[INFO] [stdout]   42:     0x71e3827361ca - <unknown>
[INFO] [stdout]   43:     0x71e38273628b - __libc_start_main
[INFO] [stdout]   44:     0x55eeec5d6285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59ddb - lib[9f6a8a1acd7eca73]::head::one_c2_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:212:5
[INFO] [stdout]   26:     0x58090ca54ac7 - lib[9f6a8a1acd7eca73]::head::one_c2_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:211:22
[INFO] [stdout]   27:     0x58090ca5f426 - <lib[9f6a8a1acd7eca73]::head::one_c2_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files' (3132) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3141) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62ad67f7d7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62ad67f9121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62ad67f9121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x62ad67f82f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x62ad67f82f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x62ad67f68176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x62ad67e1742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x62ad67e14f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x62ad67e191db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x62ad67e0e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x62ad67e0e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x62ad67e0e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x62ad67e0e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x62ad67f78767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x62ad67f78767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x62ad67f78767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x62ad67f78767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x62ad67f78767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x62ad67e0e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x62ad67e0e65e - main
[INFO] [stdout]   42:     0x70244088a1ca - <unknown>
[INFO] [stdout]   43:     0x70244088a28b - __libc_start_main
[INFO] [stdout]   44:     0x62ad67e0e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3141) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62ad67f7d7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62ad67f7d7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62ad67f9121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62ad67f9121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x62ad67f82f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x62ad67f82f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x62ad67f68176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x62ad67e1742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x62ad67e14f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x62ad67e191db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x62ad67e0e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x62ad67e0e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x62ad67e0e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x62ad67e0e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x62ad67f78767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x62ad67f78767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x62ad67f78767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x62ad67f78767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x62ad67f78767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x62ad67f78767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x62ad67e0e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x62ad67e0e65e - main
[INFO] [stdout]   42:     0x70244088a1ca - <unknown>
[INFO] [stdout]   43:     0x70244088a28b - __libc_start_main
[INFO] [stdout]   44:     0x62ad67e0e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5a8ce - lib[9f6a8a1acd7eca73]::head::multiple_files
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:376:5
[INFO] [stdout]   26:     0x58090ca54d67 - lib[9f6a8a1acd7eca73]::head::multiple_files::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:375:24
[INFO] [stdout]   27:     0x58090ca5f7a6 - <lib[9f6a8a1acd7eca73]::head::multiple_files::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one' (3140) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3154) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6291a57127e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6291a57127e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6291a57127e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6291a57127e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6291a572621a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6291a572621a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x6291a5717f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6291a5717f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6291a56fd176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x6291a55ac42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x6291a55a9f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x6291a55ae1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6291a55a34b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6291a55a35cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x6291a55a343e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x6291a55a3461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6291a570d767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6291a570d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6291a570d767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6291a570d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6291a570d767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x6291a55a3427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x6291a55a365e - main
[INFO] [stdout]   42:     0x7defcc3381ca - <unknown>
[INFO] [stdout]   43:     0x7defcc33828b - __libc_start_main
[INFO] [stdout]   44:     0x6291a55a3285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3154) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6291a57127e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6291a57127e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6291a57127e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6291a57127e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6291a572621a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6291a572621a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x6291a5717f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6291a5717f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6291a56fd176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x6291a55ac42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x6291a55a9f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x6291a55ae1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6291a55a34b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6291a55a35cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x6291a55a343e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x6291a55a3461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6291a570d767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6291a570d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6291a570d767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6291a570d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6291a570d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6291a570d767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x6291a55a3427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x6291a55a365e - main
[INFO] [stdout]   42:     0x7defcc3381ca - <unknown>
[INFO] [stdout]   43:     0x7defcc33828b - __libc_start_main
[INFO] [stdout]   44:     0x6291a55a3285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b26e - lib[9f6a8a1acd7eca73]::head::one
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:162:5
[INFO] [stdout]   26:     0x58090ca54fa7 - lib[9f6a8a1acd7eca73]::head::one::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:161:13
[INFO] [stdout]   27:     0x58090ca5faa6 - <lib[9f6a8a1acd7eca73]::head::one::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files_c1 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files_c1' (3133) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3149) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61455b0047e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61455b0047e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61455b0047e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61455b0047e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61455b01821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61455b01821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x61455b009f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61455b009f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61455afef176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x61455ae9e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x61455ae9bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x61455aea01db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x61455ae954b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x61455ae955cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x61455ae9543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x61455ae95461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x61455afff767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x61455afff767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x61455afff767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61455afff767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61455afff767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x61455ae95427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x61455ae9565e - main
[INFO] [stdout]   42:     0x7d8ca27811ca - <unknown>
[INFO] [stdout]   43:     0x7d8ca278128b - __libc_start_main
[INFO] [stdout]   44:     0x61455ae95285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt" "-c" "1"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3149) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61455b0047e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61455b0047e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61455b0047e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61455b0047e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61455b01821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61455b01821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x61455b009f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61455b009f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61455afef176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x61455ae9e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x61455ae9bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x61455aea01db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x61455ae954b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x61455ae955cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x61455ae9543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x61455ae95461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x61455afff767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x61455afff767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x61455afff767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61455afff767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61455afff767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61455afff767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x61455ae95427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x61455ae9565e - main
[INFO] [stdout]   42:     0x7d8ca27811ca - <unknown>
[INFO] [stdout]   43:     0x7d8ca278128b - __libc_start_main
[INFO] [stdout]   44:     0x61455ae95285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5aefe - lib[9f6a8a1acd7eca73]::head::multiple_files_c1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:400:5
[INFO] [stdout]   26:     0x58090ca54e87 - lib[9f6a8a1acd7eca73]::head::multiple_files_c1::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:399:27
[INFO] [stdout]   27:     0x58090ca5f926 - <lib[9f6a8a1acd7eca73]::head::multiple_files_c1::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::empty_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::empty_n2' (3128) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3178) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f281cadc7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f281caf021a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f281caf021a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f281cae1f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f281cae1f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f281cac7176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f281c97642e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f281c973f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f281c9781db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f281c96d4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f281c96d5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f281c96d43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f281c96d461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f281cad7767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f281cad7767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f281cad7767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f281cad7767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f281cad7767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f281c96d427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f281c96d65e - main
[INFO] [stdout]   42:     0x78c05bf7c1ca - <unknown>
[INFO] [stdout]   43:     0x78c05bf7c28b - __libc_start_main
[INFO] [stdout]   44:     0x5f281c96d285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3178) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f281cadc7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f281cadc7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f281caf021a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f281caf021a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f281cae1f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f281cae1f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f281cac7176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f281c97642e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f281c973f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f281c9781db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f281c96d4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f281c96d5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f281c96d43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f281c96d461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f281cad7767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f281cad7767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f281cad7767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f281cad7767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f281cad7767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f281cad7767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f281c96d427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f281c96d65e - main
[INFO] [stdout]   42:     0x78c05bf7c1ca - <unknown>
[INFO] [stdout]   43:     0x78c05bf7c28b - __libc_start_main
[INFO] [stdout]   44:     0x5f281c96d285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b4ee - lib[9f6a8a1acd7eca73]::head::empty_n2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:138:5
[INFO] [stdout]   26:     0x58090ca55367 - lib[9f6a8a1acd7eca73]::head::empty_n2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:137:18
[INFO] [stdout]   27:     0x58090ca5ffa6 - <lib[9f6a8a1acd7eca73]::head::empty_n2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files_n4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files_n4' (3138) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3160) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e2df1ddd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5e2df1df121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e2df1df121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5e2df1de2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5e2df1de2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5e2df1dc8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5e2df1c7742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5e2df1c74f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5e2df1c791db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5e2df1c6e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5e2df1c6e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5e2df1c6e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5e2df1c6e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5e2df1dd8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5e2df1c6e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5e2df1c6e65e - main
[INFO] [stdout]   42:     0x7c556f1631ca - <unknown>
[INFO] [stdout]   43:     0x7c556f16328b - __libc_start_main
[INFO] [stdout]   44:     0x5e2df1c6e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-n" "4" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3160) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e2df1ddd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e2df1ddd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5e2df1df121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e2df1df121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5e2df1de2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5e2df1de2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5e2df1dc8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5e2df1c7742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5e2df1c74f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5e2df1c791db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5e2df1c6e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5e2df1c6e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5e2df1c6e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5e2df1c6e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5e2df1dd8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5e2df1dd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5e2df1c6e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5e2df1c6e65e - main
[INFO] [stdout]   42:     0x7c556f1631ca - <unknown>
[INFO] [stdout]   43:     0x7c556f16328b - __libc_start_main
[INFO] [stdout]   44:     0x5e2df1c6e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5af7e - lib[9f6a8a1acd7eca73]::head::multiple_files_n4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:392:5
[INFO] [stdout]   26:     0x58090ca54f47 - lib[9f6a8a1acd7eca73]::head::multiple_files_n4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:391:27
[INFO] [stdout]   27:     0x58090ca5fa26 - <lib[9f6a8a1acd7eca73]::head::multiple_files_n4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::empty_c2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::empty_c2' (3126) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3139) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63f0af0117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63f0af0117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63f0af0117e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x63f0af0117e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63f0af02521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63f0af02521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x63f0af016f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x63f0af016f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x63f0aeffc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x63f0aeeab42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x63f0aeea8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x63f0aeead1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x63f0aeea24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x63f0aeea25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x63f0aeea243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x63f0aeea2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x63f0af00c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x63f0af00c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x63f0af00c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x63f0af00c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x63f0af00c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x63f0aeea2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x63f0aeea265e - main
[INFO] [stdout]   42:     0x7c0754a801ca - <unknown>
[INFO] [stdout]   43:     0x7c0754a8028b - __libc_start_main
[INFO] [stdout]   44:     0x63f0aeea2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "-c" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3139) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63f0af0117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63f0af0117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63f0af0117e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x63f0af0117e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63f0af02521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63f0af02521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x63f0af016f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x63f0af016f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x63f0aeffc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x63f0aeeab42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x63f0aeea8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x63f0aeead1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x63f0aeea24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x63f0aeea25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x63f0aeea243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x63f0aeea2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x63f0af00c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x63f0af00c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x63f0af00c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x63f0af00c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x63f0af00c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x63f0af00c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x63f0aeea2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x63f0aeea265e - main
[INFO] [stdout]   42:     0x7c0754a801ca - <unknown>
[INFO] [stdout]   43:     0x7c0754a8028b - __libc_start_main
[INFO] [stdout]   44:     0x63f0aeea2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b4ae - lib[9f6a8a1acd7eca73]::head::empty_c2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:150:5
[INFO] [stdout]   26:     0x58090ca55307 - lib[9f6a8a1acd7eca73]::head::empty_c2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:149:18
[INFO] [stdout]   27:     0x58090ca5ff26 - <lib[9f6a8a1acd7eca73]::head::empty_c2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c2' (3179) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3186) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60b9ce6d47e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60b9ce6e821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60b9ce6e821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x60b9ce6d9f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x60b9ce6d9f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x60b9ce6bf176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x60b9ce56e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x60b9ce56bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x60b9ce5701db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x60b9ce5654b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x60b9ce5655cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x60b9ce56543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x60b9ce565461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x60b9ce6cf767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x60b9ce565427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x60b9ce56565e - main
[INFO] [stdout]   42:     0x7f21205361ca - <unknown>
[INFO] [stdout]   43:     0x7f212053628b - __libc_start_main
[INFO] [stdout]   44:     0x60b9ce565285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt" "-c" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3186) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60b9ce6d47e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60b9ce6d47e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60b9ce6e821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60b9ce6e821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x60b9ce6d9f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x60b9ce6d9f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x60b9ce6bf176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x60b9ce56e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x60b9ce56bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x60b9ce5701db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x60b9ce5654b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x60b9ce5655cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x60b9ce56543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x60b9ce565461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x60b9ce6cf767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60b9ce6cf767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x60b9ce565427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x60b9ce56565e - main
[INFO] [stdout]   42:     0x7f21205361ca - <unknown>
[INFO] [stdout]   43:     0x7f212053628b - __libc_start_main
[INFO] [stdout]   44:     0x60b9ce565285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b32e - lib[9f6a8a1acd7eca73]::head::one_c2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:182:5
[INFO] [stdout]   26:     0x58090ca550c7 - lib[9f6a8a1acd7eca73]::head::one_c2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:181:16
[INFO] [stdout]   27:     0x58090ca5fc26 - <lib[9f6a8a1acd7eca73]::head::one_c2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::empty stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::empty' (3125) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3131) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58ec2ece17e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58ec2ecf521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58ec2ecf521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58ec2ece6f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58ec2ece6f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58ec2eccc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58ec2eb7b42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58ec2eb78f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58ec2eb7d1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58ec2eb724b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58ec2eb725cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58ec2eb7243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58ec2eb72461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58ec2ecdc767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58ec2eb72427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58ec2eb7265e - main
[INFO] [stdout]   42:     0x7284742a21ca - <unknown>
[INFO] [stdout]   43:     0x7284742a228b - __libc_start_main
[INFO] [stdout]   44:     0x58ec2eb72285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3131) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58ec2ece17e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58ec2ece17e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58ec2ecf521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58ec2ecf521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58ec2ece6f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58ec2ece6f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58ec2eccc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58ec2eb7b42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58ec2eb78f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58ec2eb7d1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58ec2eb724b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58ec2eb725cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58ec2eb7243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58ec2eb72461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58ec2ecdc767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58ec2ecdc767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58ec2eb72427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58ec2eb7265e - main
[INFO] [stdout]   42:     0x7284742a21ca - <unknown>
[INFO] [stdout]   43:     0x7284742a228b - __libc_start_main
[INFO] [stdout]   44:     0x58ec2eb72285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b2ce - lib[9f6a8a1acd7eca73]::head::empty
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:132:5
[INFO] [stdout]   26:     0x58090ca55037 - lib[9f6a8a1acd7eca73]::head::empty::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:131:15
[INFO] [stdout]   27:     0x58090ca5fb66 - <lib[9f6a8a1acd7eca73]::head::empty::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files_c4' (3135) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3148) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fa0b3feb7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fa0b3fff21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fa0b3fff21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5fa0b3ff0f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5fa0b3ff0f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5fa0b3fd6176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5fa0b3e8542e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5fa0b3e82f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5fa0b3e871db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5fa0b3e7c4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5fa0b3e7c5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5fa0b3e7c43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5fa0b3e7c461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5fa0b3fe6767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5fa0b3e7c427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5fa0b3e7c65e - main
[INFO] [stdout]   42:     0x722e71f281ca - <unknown>
[INFO] [stdout]   43:     0x722e71f2828b - __libc_start_main
[INFO] [stdout]   44:     0x5fa0b3e7c285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "4" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3148) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fa0b3feb7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fa0b3feb7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fa0b3fff21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fa0b3fff21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5fa0b3ff0f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5fa0b3ff0f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5fa0b3fd6176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5fa0b3e8542e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5fa0b3e82f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5fa0b3e871db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5fa0b3e7c4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5fa0b3e7c5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5fa0b3e7c43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5fa0b3e7c461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5fa0b3fe6767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5fa0b3fe6767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5fa0b3e7c427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5fa0b3e7c65e - main
[INFO] [stdout]   42:     0x722e71f281ca - <unknown>
[INFO] [stdout]   43:     0x722e71f2828b - __libc_start_main
[INFO] [stdout]   44:     0x5fa0b3e7c285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5af3e - lib[9f6a8a1acd7eca73]::head::multiple_files_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:416:5
[INFO] [stdout]   26:     0x58090ca54ee7 - lib[9f6a8a1acd7eca73]::head::multiple_files_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:415:27
[INFO] [stdout]   27:     0x58090ca5f9a6 - <lib[9f6a8a1acd7eca73]::head::multiple_files_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c1 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c1' (3142) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3187) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58025a5137e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58025a5137e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58025a5137e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58025a5137e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58025a52721a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58025a52721a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58025a518f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58025a518f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58025a4fe176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58025a3ad42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58025a3aaf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58025a3af1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58025a3a44b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58025a3a45cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58025a3a443e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58025a3a4461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58025a50e767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58025a50e767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58025a50e767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58025a50e767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58025a50e767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58025a3a4427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58025a3a465e - main
[INFO] [stdout]   42:     0x777b182591ca - <unknown>
[INFO] [stdout]   43:     0x777b1825928b - __libc_start_main
[INFO] [stdout]   44:     0x58025a3a4285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt" "-c" "1"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3187) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58025a5137e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58025a5137e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58025a5137e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58025a5137e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58025a52721a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58025a52721a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58025a518f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58025a518f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58025a4fe176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58025a3ad42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58025a3aaf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58025a3af1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58025a3a44b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58025a3a45cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58025a3a443e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58025a3a4461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58025a50e767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58025a50e767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58025a50e767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58025a50e767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58025a50e767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58025a50e767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58025a3a4427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58025a3a465e - main
[INFO] [stdout]   42:     0x777b182591ca - <unknown>
[INFO] [stdout]   43:     0x777b1825928b - __libc_start_main
[INFO] [stdout]   44:     0x58025a3a4285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b30e - lib[9f6a8a1acd7eca73]::head::one_c1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:177:5
[INFO] [stdout]   26:     0x58090ca55097 - lib[9f6a8a1acd7eca73]::head::one_c1::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:176:16
[INFO] [stdout]   27:     0x58090ca5fbe6 - <lib[9f6a8a1acd7eca73]::head::one_c1::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::multiple_files_c2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::multiple_files_c2' (3134) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3162) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x624381ea77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x624381ea77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x624381ea77e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x624381ea77e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x624381ebb21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x624381ebb21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x624381eacf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x624381eacf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x624381e92176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x624381d4142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x624381d3ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x624381d431db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x624381d384b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x624381d385cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x624381d3843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x624381d38461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x624381ea2767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x624381ea2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x624381ea2767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x624381ea2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x624381ea2767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x624381d38427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x624381d3865e - main
[INFO] [stdout]   42:     0x7bd7dfca11ca - <unknown>
[INFO] [stdout]   43:     0x7bd7dfca128b - __libc_start_main
[INFO] [stdout]   44:     0x624381d38285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "tests/head/inputs/one.txt" "tests/head/inputs/two.txt" "tests/head/inputs/three.txt" "tests/head/inputs/ten.txt" "-c" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3162) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x624381ea77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x624381ea77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x624381ea77e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x624381ea77e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x624381ebb21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x624381ebb21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x624381eacf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x624381eacf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x624381e92176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x624381d4142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x624381d3ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x624381d431db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x624381d384b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x624381d385cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x624381d3843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x624381d38461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x624381ea2767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x624381ea2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x624381ea2767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x624381ea2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x624381ea2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x624381ea2767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x624381d38427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x624381d3865e - main
[INFO] [stdout]   42:     0x7bd7dfca11ca - <unknown>
[INFO] [stdout]   43:     0x7bd7dfca128b - __libc_start_main
[INFO] [stdout]   44:     0x624381d38285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5af1e - lib[9f6a8a1acd7eca73]::head::multiple_files_c2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:408:5
[INFO] [stdout]   26:     0x58090ca54eb7 - lib[9f6a8a1acd7eca73]::head::multiple_files_c2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:407:27
[INFO] [stdout]   27:     0x58090ca5f966 - <lib[9f6a8a1acd7eca73]::head::multiple_files_c2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::empty_n4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::empty_n4' (3130) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3143) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f20f8c037e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f20f8c1721a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f20f8c1721a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f20f8c08f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f20f8c08f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f20f8bee176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f20f8a9d42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f20f8a9af76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f20f8a9f1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f20f8a944b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f20f8a945cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f20f8a9443e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f20f8a94461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f20f8bfe767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f20f8a94427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f20f8a9465e - main
[INFO] [stdout]   42:     0x793882a4c1ca - <unknown>
[INFO] [stdout]   43:     0x793882a4c28b - __libc_start_main
[INFO] [stdout]   44:     0x5f20f8a94285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "-n" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3143) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f20f8c037e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f20f8c037e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f20f8c1721a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f20f8c1721a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f20f8c08f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f20f8c08f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f20f8bee176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f20f8a9d42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f20f8a9af76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f20f8a9f1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f20f8a944b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f20f8a945cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f20f8a9443e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f20f8a94461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f20f8bfe767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f20f8bfe767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f20f8a94427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f20f8a9465e - main
[INFO] [stdout]   42:     0x793882a4c1ca - <unknown>
[INFO] [stdout]   43:     0x793882a4c28b - __libc_start_main
[INFO] [stdout]   44:     0x5f20f8a94285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b50e - lib[9f6a8a1acd7eca73]::head::empty_n4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:144:5
[INFO] [stdout]   26:     0x58090ca55397 - lib[9f6a8a1acd7eca73]::head::empty_n4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:143:18
[INFO] [stdout]   27:     0x58090ca5ffe6 - <lib[9f6a8a1acd7eca73]::head::empty_n4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::empty_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::empty_c4' (3127) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3136) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a1d76b147e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a1d76b2821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a1d76b2821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5a1d76b19f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5a1d76b19f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5a1d76aff176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5a1d769ae42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5a1d769abf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5a1d769b01db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5a1d769a54b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5a1d769a55cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5a1d769a543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5a1d769a5461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5a1d76b0f767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5a1d769a5427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5a1d769a565e - main
[INFO] [stdout]   42:     0x70f139edc1ca - <unknown>
[INFO] [stdout]   43:     0x70f139edc28b - __libc_start_main
[INFO] [stdout]   44:     0x5a1d769a5285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "-c" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3136) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a1d76b147e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a1d76b147e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a1d76b2821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a1d76b2821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5a1d76b19f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5a1d76b19f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5a1d76aff176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5a1d769ae42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5a1d769abf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5a1d769b01db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5a1d769a54b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5a1d769a55cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5a1d769a543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5a1d769a5461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5a1d76b0f767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a1d76b0f767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5a1d769a5427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5a1d769a565e - main
[INFO] [stdout]   42:     0x70f139edc1ca - <unknown>
[INFO] [stdout]   43:     0x70f139edc28b - __libc_start_main
[INFO] [stdout]   44:     0x5a1d769a5285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b4ce - lib[9f6a8a1acd7eca73]::head::empty_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:156:5
[INFO] [stdout]   26:     0x58090ca55337 - lib[9f6a8a1acd7eca73]::head::empty_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:155:18
[INFO] [stdout]   27:     0x58090ca5ff66 - <lib[9f6a8a1acd7eca73]::head::empty_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_n2' (3244) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3249) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x616a4321a7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x616a4321a7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x616a4321a7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x616a4321a7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x616a4322e21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x616a4322e21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x616a4321ff72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x616a4321ff72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x616a43205176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x616a430b442e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x616a430b1f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x616a430b61db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x616a430ab4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x616a430ab5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x616a430ab43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x616a430ab461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x616a43215767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x616a43215767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x616a43215767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x616a43215767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x616a43215767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x616a430ab427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x616a430ab65e - main
[INFO] [stdout]   42:     0x73a1733751ca - <unknown>
[INFO] [stdout]   43:     0x73a17337528b - __libc_start_main
[INFO] [stdout]   44:     0x616a430ab285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/ten.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3249) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x616a4321a7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x616a4321a7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x616a4321a7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x616a4321a7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x616a4322e21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x616a4322e21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x616a4321ff72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x616a4321ff72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x616a43205176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x616a430b442e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x616a430b1f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x616a430b61db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x616a430ab4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x616a430ab5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x616a430ab43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x616a430ab461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x616a43215767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x616a43215767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x616a43215767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x616a43215767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x616a43215767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x616a43215767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x616a430ab427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x616a430ab65e - main
[INFO] [stdout]   42:     0x73a1733751ca - <unknown>
[INFO] [stdout]   43:     0x73a17337528b - __libc_start_main
[INFO] [stdout]   44:     0x616a430ab285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b3ee - lib[9f6a8a1acd7eca73]::head::ten_n2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:330:5
[INFO] [stdout]   26:     0x58090ca551e7 - lib[9f6a8a1acd7eca73]::head::ten_n2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:329:16
[INFO] [stdout]   27:     0x58090ca5fda6 - <lib[9f6a8a1acd7eca73]::head::ten_n2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c4_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c4_stdin' (3204) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     195,
[INFO] [stdout]     150,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "4"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3205) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56bb622487e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56bb622487e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56bb622487e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x56bb622487e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x56bb6225c21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x56bb6225c21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x56bb6224df72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x56bb6224df72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x56bb62233176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x56bb620e242e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x56bb620dff76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x56bb620e41db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x56bb620d94b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x56bb620d95cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x56bb620d943e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x56bb620d9461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x56bb62243767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x56bb62243767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x56bb62243767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x56bb62243767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x56bb62243767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x56bb62243767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x56bb62243767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x56bb62243767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x56bb62243767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x56bb620d9427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x56bb620d965e - main
[INFO] [stdout]   42:     0x79f374ef11ca - <unknown>
[INFO] [stdout]   43:     0x79f374ef128b - __libc_start_main
[INFO] [stdout]   44:     0x56bb620d9285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59e0b - lib[9f6a8a1acd7eca73]::head::one_c4_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:217:5
[INFO] [stdout]   26:     0x58090ca54af7 - lib[9f6a8a1acd7eca73]::head::one_c4_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:216:22
[INFO] [stdout]   27:     0x58090ca5f466 - <lib[9f6a8a1acd7eca73]::head::one_c4_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_n4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_n4' (3250) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3260) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d39424117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d39424117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d39424117e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d39424117e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d394242521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d394242521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5d3942416f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5d3942416f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5d39423fc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5d39422ab42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5d39422a8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5d39422ad1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5d39422a24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5d39422a25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5d39422a243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5d39422a2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5d394240c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5d394240c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5d394240c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5d394240c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5d394240c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5d39422a2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5d39422a265e - main
[INFO] [stdout]   42:     0x746d4a7ff1ca - <unknown>
[INFO] [stdout]   43:     0x746d4a7ff28b - __libc_start_main
[INFO] [stdout]   44:     0x5d39422a2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/ten.txt" "-n" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3260) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d39424117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d39424117e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d39424117e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d39424117e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d394242521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d394242521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5d3942416f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5d3942416f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5d39423fc176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5d39422ab42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5d39422a8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5d39422ad1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5d39422a24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5d39422a25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5d39422a243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5d39422a2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5d394240c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5d394240c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5d394240c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5d394240c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5d394240c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5d394240c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5d39422a2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5d39422a265e - main
[INFO] [stdout]   42:     0x746d4a7ff1ca - <unknown>
[INFO] [stdout]   43:     0x746d4a7ff28b - __libc_start_main
[INFO] [stdout]   44:     0x5d39422a2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b40e - lib[9f6a8a1acd7eca73]::head::ten_n4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:335:5
[INFO] [stdout]   26:     0x58090ca55217 - lib[9f6a8a1acd7eca73]::head::ten_n4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:334:16
[INFO] [stdout]   27:     0x58090ca5fde6 - <lib[9f6a8a1acd7eca73]::head::ten_n4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::skips_bad_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::skips_bad_file' (3214) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stderr, failed var.is_match(7ekFplM: .* [(]os error 2[)])
[INFO] [stdout] ├── var: 
[INFO] [stdout] │   thread 'main' (3215) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] │   Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] │   stack backtrace:
[INFO] [stdout] │      0:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout] │      1:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout] │      2:     0x631b9feed7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout] │      3:     0x631b9feed7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout] │      4:     0x631b9ff0121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout] │      5:     0x631b9ff0121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout] │      6:     0x631b9fef2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout] │      7:     0x631b9fef2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout] │      8:     0x631b9fed8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout] │      9:     0x631b9fed8176 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout] │     10:     0x631b9fee9321 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:319:9
[INFO] [stdout] │     11:     0x631b9fee94db - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:825:13
[INFO] [stdout] │     12:     0x631b9fed8232 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout] │     13:     0x631b9fecd419 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout] │     14:     0x631b9fed8c1d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout] │     15:     0x631b9ff019ac - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout] │     16:     0x631b9fd8653a - clap[9fd19e55e37686c]::parser::matches::arg_matches::unwrap_os_string_arg
[INFO] [stdout] │                                  at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:1879:13
[INFO] [stdout] │     17:     0x631b9fd85884 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>::{closure#0}
[INFO] [stdout] │                                  at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22
[INFO] [stdout] │     18:     0x631b9fd89593 - <&mut <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(&clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue,)>>::call_once
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:310:21
[INFO] [stdout] │     19:     0x631b9fd89593 - <core[8fb95b77d25ab6c8]::option::Option<&clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>::map::<alloc[a7ee25936407c584]::string::String, &mut <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/option.rs:1162:29
[INFO] [stdout] │     20:     0x631b9fd89593 - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::next
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/adapters/map.rs:107:26
[INFO] [stdout] │     21:     0x631b9fd8338c - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as alloc[a7ee25936407c584]::vec::spec_from_iter_nested::SpecFromIterNested<alloc[a7ee25936407c584]::string::String, core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>>::from_iter
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/spec_from_iter_nested.rs:24:41
[INFO] [stdout] │     22:     0x631b9fd8331e - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as alloc[a7ee25936407c584]::vec::spec_from_iter::SpecFromIter<alloc[a7ee25936407c584]::string::String, core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>>::from_iter
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout] │     23:     0x631b9fd81e87 - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::iter::traits::collect::FromIterator<alloc[a7ee25936407c584]::string::String>>::from_iter::<core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout] │     24:     0x631b9fd8742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout] │     25:     0x631b9fd84f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout] │                                  at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout] │     26:     0x631b9fd891db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout] │                                  at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout] │     27:     0x631b9fd7e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout] │                                  at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout] │     28:     0x631b9fd7e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout] │     29:     0x631b9fd7e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout] │     30:     0x631b9fd7e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout] │     31:     0x631b9fee8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout] │     32:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout] │     33:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout] │     34:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout] │     35:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout] │     36:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout] │     37:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout] │     38:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout] │     39:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout] │     40:     0x631b9fd7e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout] │                                  at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout] │     41:     0x631b9fd7e65e - main
[INFO] [stdout] │     42:     0x76fe3c8031ca - <unknown>
[INFO] [stdout] │     43:     0x76fe3c80328b - __libc_start_main
[INFO] [stdout] │     44:     0x631b9fd7e285 - _start
[INFO] [stdout] │     45:                0x0 - <unknown>
[INFO] [stdout] └── var as str: 
[INFO] [stdout]     thread 'main' (3215) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout]     Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout]     stack backtrace:
[INFO] [stdout]        0:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]        1:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]        2:     0x631b9feed7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]        3:     0x631b9feed7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]        4:     0x631b9ff0121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]        5:     0x631b9ff0121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]        6:     0x631b9fef2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]        7:     0x631b9fef2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]        8:     0x631b9fed8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]        9:     0x631b9fed8176 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]       10:     0x631b9fee9321 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:319:9
[INFO] [stdout]       11:     0x631b9fee94db - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:825:13
[INFO] [stdout]       12:     0x631b9fed8232 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]       13:     0x631b9fecd419 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]       14:     0x631b9fed8c1d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]       15:     0x631b9ff019ac - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]       16:     0x631b9fd8653a - clap[9fd19e55e37686c]::parser::matches::arg_matches::unwrap_os_string_arg
[INFO] [stdout]                                    at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:1879:13
[INFO] [stdout]       17:     0x631b9fd85884 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>::{closure#0}
[INFO] [stdout]                                    at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22
[INFO] [stdout]       18:     0x631b9fd89593 - <&mut <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(&clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue,)>>::call_once
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:310:21
[INFO] [stdout]       19:     0x631b9fd89593 - <core[8fb95b77d25ab6c8]::option::Option<&clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>::map::<alloc[a7ee25936407c584]::string::String, &mut <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/option.rs:1162:29
[INFO] [stdout]       20:     0x631b9fd89593 - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::next
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/adapters/map.rs:107:26
[INFO] [stdout]       21:     0x631b9fd8338c - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as alloc[a7ee25936407c584]::vec::spec_from_iter_nested::SpecFromIterNested<alloc[a7ee25936407c584]::string::String, core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>>::from_iter
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/spec_from_iter_nested.rs:24:41
[INFO] [stdout]       22:     0x631b9fd8331e - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as alloc[a7ee25936407c584]::vec::spec_from_iter::SpecFromIter<alloc[a7ee25936407c584]::string::String, core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>>::from_iter
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout]       23:     0x631b9fd81e87 - <alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::iter::traits::collect::FromIterator<alloc[a7ee25936407c584]::string::String>>::from_iter::<core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}>>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]       24:     0x631b9fd8742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]       25:     0x631b9fd84f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                    at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]       26:     0x631b9fd891db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                    at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]       27:     0x631b9fd7e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                    at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]       28:     0x631b9fd7e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       29:     0x631b9fd7e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]       30:     0x631b9fd7e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]       31:     0x631b9fee8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]       32:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]       33:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]       34:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]       35:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]       36:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]       37:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]       38:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]       39:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]       40:     0x631b9fd7e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                    at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]       41:     0x631b9fd7e65e - main
[INFO] [stdout]       42:     0x76fe3c8031ca - <unknown>
[INFO] [stdout]       43:     0x76fe3c80328b - __libc_start_main
[INFO] [stdout]       44:     0x631b9fd7e285 - _start
[INFO] [stdout]       45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/empty.txt" "7ekFplM" "tests/head/inputs/one.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3215) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x631b9feed7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x631b9feed7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x631b9feed7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x631b9ff0121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x631b9ff0121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x631b9fef2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x631b9fef2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x631b9fed8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x631b9fd8742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x631b9fd84f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x631b9fd891db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x631b9fd7e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x631b9fd7e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x631b9fd7e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x631b9fd7e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x631b9fee8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x631b9fee8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x631b9fee8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x631b9fee8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x631b9fd7e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x631b9fd7e65e - main
[INFO] [stdout]   42:     0x76fe3c8031ca - <unknown>
[INFO] [stdout]   43:     0x76fe3c80328b - __libc_start_main
[INFO] [stdout]   44:     0x631b9fd7e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52433 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stderr::<predicates[db2b09e81411b698]::str::regex::RegexPredicate, assert_cmd[23969b625dadaa0c]::assert::StrOutputPredicate<predicates[db2b09e81411b698]::str::regex::RegexPredicate>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:460:31
[INFO] [stdout]   24:     0x58090ca5acca - lib[9f6a8a1acd7eca73]::head::skips_bad_file
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:89:10
[INFO] [stdout]   25:     0x58090ca54d97 - lib[9f6a8a1acd7eca73]::head::skips_bad_file::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:83:24
[INFO] [stdout]   26:     0x58090ca5f7e6 - <lib[9f6a8a1acd7eca73]::head::skips_bad_file::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   29:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   30:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   31:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   36:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   37:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   39:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   40:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   44:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   46:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   47:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   48:     0x73e11ff59a64 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_n2_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_n2_stdin' (3210) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     195,
[INFO] [stdout]     150,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     32,
[INFO] [stdout]     108,
[INFO] [stdout]     105,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     44,
[INFO] [stdout]     32,
[INFO] [stdout]     102,
[INFO] [stdout]     111,
[INFO] [stdout]     117,
[INFO] [stdout]     114,
[INFO] [stdout]     32,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     114,
[INFO] [stdout]     100,
[INFO] [stdout]     115,
[INFO] [stdout]     46,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-n" "2"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3216) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f99d4a9f7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f99d4a9f7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f99d4a9f7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f99d4a9f7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f99d4ab321a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f99d4ab321a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f99d4aa4f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f99d4aa4f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f99d4a8a176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f99d493942e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f99d4936f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f99d493b1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f99d49304b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f99d49305cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f99d493043e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f99d4930461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f99d4a9a767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f99d4a9a767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f99d4930427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f99d493065e - main
[INFO] [stdout]   42:     0x799c90bb21ca - <unknown>
[INFO] [stdout]   43:     0x799c90bb228b - __libc_start_main
[INFO] [stdout]   44:     0x5f99d4930285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59e3b - lib[9f6a8a1acd7eca73]::head::one_n2_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:197:5
[INFO] [stdout]   26:     0x58090ca54b27 - lib[9f6a8a1acd7eca73]::head::one_n2_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:196:22
[INFO] [stdout]   27:     0x58090ca5f4a6 - <lib[9f6a8a1acd7eca73]::head::one_n2_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_c4' (3200) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3201) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c6adb87c7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c6adb89021a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c6adb89021a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5c6adb881f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5c6adb881f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5c6adb867176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5c6adb71642e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5c6adb713f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5c6adb7181db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5c6adb70d4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5c6adb70d5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c6adb70d43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5c6adb70d461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5c6adb877767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5c6adb877767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c6adb877767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5c6adb877767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5c6adb877767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5c6adb70d427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5c6adb70d65e - main
[INFO] [stdout]   42:     0x7d14eb4e51ca - <unknown>
[INFO] [stdout]   43:     0x7d14eb4e528b - __libc_start_main
[INFO] [stdout]   44:     0x5c6adb70d285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt" "-c" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3201) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c6adb87c7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c6adb87c7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c6adb89021a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c6adb89021a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5c6adb881f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5c6adb881f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5c6adb867176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5c6adb71642e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5c6adb713f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5c6adb7181db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5c6adb70d4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5c6adb70d5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c6adb70d43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5c6adb70d461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5c6adb877767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5c6adb877767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c6adb877767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5c6adb877767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5c6adb877767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5c6adb877767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5c6adb70d427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5c6adb70d65e - main
[INFO] [stdout]   42:     0x7d14eb4e51ca - <unknown>
[INFO] [stdout]   43:     0x7d14eb4e528b - __libc_start_main
[INFO] [stdout]   44:     0x5c6adb70d285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b34e - lib[9f6a8a1acd7eca73]::head::one_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:187:5
[INFO] [stdout]   26:     0x58090ca550f7 - lib[9f6a8a1acd7eca73]::head::one_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:186:16
[INFO] [stdout]   27:     0x58090ca5fc66 - <lib[9f6a8a1acd7eca73]::head::one_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_c4' (3238) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3240) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a5512b607e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a5512b607e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a5512b607e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a5512b607e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a5512b7421a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a5512b7421a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5a5512b65f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5a5512b65f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5a5512b4b176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5a55129fa42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5a55129f7f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5a55129fc1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5a55129f14b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5a55129f15cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5a55129f143e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5a55129f1461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5a5512b5b767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5a5512b5b767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a5512b5b767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5a55129f1427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5a55129f165e - main
[INFO] [stdout]   42:     0x72a2b1ace1ca - <unknown>
[INFO] [stdout]   43:     0x72a2b1ace28b - __libc_start_main
[INFO] [stdout]   44:     0x5a55129f1285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/ten.txt" "-c" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3240) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a5512b607e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a5512b607e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a5512b607e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a5512b607e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a5512b7421a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a5512b7421a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5a5512b65f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5a5512b65f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5a5512b4b176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5a55129fa42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5a55129f7f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5a55129fc1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5a55129f14b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5a55129f15cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5a55129f143e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5a55129f1461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5a5512b5b767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5a5512b5b767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5a5512b5b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a5512b5b767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5a55129f1427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5a55129f165e - main
[INFO] [stdout]   42:     0x72a2b1ace1ca - <unknown>
[INFO] [stdout]   43:     0x72a2b1ace28b - __libc_start_main
[INFO] [stdout]   44:     0x5a55129f1285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b3ce - lib[9f6a8a1acd7eca73]::head::ten_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:345:5
[INFO] [stdout]   26:     0x58090ca551b7 - lib[9f6a8a1acd7eca73]::head::ten_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:344:16
[INFO] [stdout]   27:     0x58090ca5fd66 - <lib[9f6a8a1acd7eca73]::head::ten_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_n4_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_n4_stdin' (3212) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     195,
[INFO] [stdout]     150,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     32,
[INFO] [stdout]     108,
[INFO] [stdout]     105,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     44,
[INFO] [stdout]     32,
[INFO] [stdout]     102,
[INFO] [stdout]     111,
[INFO] [stdout]     117,
[INFO] [stdout]     114,
[INFO] [stdout]     32,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     114,
[INFO] [stdout]     100,
[INFO] [stdout]     115,
[INFO] [stdout]     46,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-n" "4"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3218) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ed3467f27e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ed3467f27e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ed3467f27e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ed3467f27e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ed34680621a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ed34680621a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5ed3467f7f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5ed3467f7f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5ed3467dd176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5ed34668c42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5ed346689f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5ed34668e1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5ed3466834b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5ed3466835cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5ed34668343e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5ed346683461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5ed3467ed767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5ed3467ed767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5ed3467ed767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5ed3467ed767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5ed346683427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5ed34668365e - main
[INFO] [stdout]   42:     0x7387db8af1ca - <unknown>
[INFO] [stdout]   43:     0x7387db8af28b - __libc_start_main
[INFO] [stdout]   44:     0x5ed346683285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59e6b - lib[9f6a8a1acd7eca73]::head::one_n4_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:202:5
[INFO] [stdout]   26:     0x58090ca54b57 - lib[9f6a8a1acd7eca73]::head::one_n4_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:201:22
[INFO] [stdout]   27:     0x58090ca5f4e6 - <lib[9f6a8a1acd7eca73]::head::one_n4_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_stdin' (3213) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     195,
[INFO] [stdout]     150,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     32,
[INFO] [stdout]     108,
[INFO] [stdout]     105,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     44,
[INFO] [stdout]     32,
[INFO] [stdout]     102,
[INFO] [stdout]     111,
[INFO] [stdout]     117,
[INFO] [stdout]     114,
[INFO] [stdout]     32,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     114,
[INFO] [stdout]     100,
[INFO] [stdout]     115,
[INFO] [stdout]     46,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head"`
[INFO] [stdout] stdin=`"Öne line, four words.\n"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3217) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6327bbf8c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6327bbf8c7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6327bbf8c7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6327bbf8c7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6327bbfa021a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6327bbfa021a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x6327bbf91f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6327bbf91f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6327bbf77176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x6327bbe2642e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x6327bbe23f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x6327bbe281db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6327bbe1d4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6327bbe1d5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x6327bbe1d43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x6327bbe1d461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6327bbf87767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6327bbf87767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6327bbf87767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6327bbf87767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6327bbf87767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6327bbf87767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6327bbf87767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6327bbf87767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6327bbf87767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x6327bbe1d427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x6327bbe1d65e - main
[INFO] [stdout]   42:     0x74edaa3461ca - <unknown>
[INFO] [stdout]   43:     0x74edaa34628b - __libc_start_main
[INFO] [stdout]   44:     0x6327bbe1d285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca5b5b8 - lib[9f6a8a1acd7eca73]::head::one_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:192:5
[INFO] [stdout]   26:     0x58090ca55487 - lib[9f6a8a1acd7eca73]::head::one_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:191:19
[INFO] [stdout]   27:     0x58090ca60126 - <lib[9f6a8a1acd7eca73]::head::one_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_n2_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_n2_stdin' (3248) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     111,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-n" "2"`
[INFO] [stdout] stdin=````
[INFO] [stdout] one
[INFO] [stdout] two
[INFO] [stdout] three
[INFO] [stdout] four
[INFO] [stdout] five
[INFO] [stdout] six
[INFO] [stdout] seven
[INFO] [stdout] eight
[INFO] [stdout] nine
[INFO] [stdout] ten
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3255) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ba8ee4987e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ba8ee4987e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ba8ee4987e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ba8ee4987e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ba8ee4ac21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ba8ee4ac21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5ba8ee49df72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5ba8ee49df72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5ba8ee483176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5ba8ee33242e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5ba8ee32ff76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5ba8ee3341db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5ba8ee3294b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5ba8ee3295cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5ba8ee32943e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5ba8ee329461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5ba8ee493767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5ba8ee493767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5ba8ee493767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5ba8ee493767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5ba8ee329427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5ba8ee32965e - main
[INFO] [stdout]   42:     0x7b3bf9d7d1ca - <unknown>
[INFO] [stdout]   43:     0x7b3bf9d7d28b - __libc_start_main
[INFO] [stdout]   44:     0x5ba8ee329285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59efb - lib[9f6a8a1acd7eca73]::head::ten_n2_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:355:5
[INFO] [stdout]   26:     0x58090ca54be7 - lib[9f6a8a1acd7eca73]::head::ten_n2_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:354:22
[INFO] [stdout]   27:     0x58090ca5f5a6 - <lib[9f6a8a1acd7eca73]::head::ten_n2_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_n4_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_n4_stdin' (3265) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     111,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     104,
[INFO] [stdout]     114,
[INFO] [stdout]     101,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     102,
[INFO] [stdout]     111,
[INFO] [stdout]     117,
[INFO] [stdout]     114,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-n" "4"`
[INFO] [stdout] stdin=````
[INFO] [stdout] one
[INFO] [stdout] two
[INFO] [stdout] three
[INFO] [stdout] four
[INFO] [stdout] five
[INFO] [stdout] six
[INFO] [stdout] seven
[INFO] [stdout] eight
[INFO] [stdout] nine
[INFO] [stdout] ten
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3266) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59da3b2a07e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x59da3b2a07e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x59da3b2a07e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x59da3b2a07e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x59da3b2b421a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x59da3b2b421a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x59da3b2a5f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x59da3b2a5f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x59da3b28b176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x59da3b13a42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x59da3b137f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x59da3b13c1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x59da3b1314b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x59da3b1315cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x59da3b13143e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x59da3b131461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x59da3b29b767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x59da3b29b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x59da3b29b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x59da3b29b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x59da3b29b767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x59da3b29b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x59da3b29b767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x59da3b29b767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x59da3b29b767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x59da3b131427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x59da3b13165e - main
[INFO] [stdout]   42:     0x7524935781ca - <unknown>
[INFO] [stdout]   43:     0x75249357828b - __libc_start_main
[INFO] [stdout]   44:     0x59da3b131285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59f2b - lib[9f6a8a1acd7eca73]::head::ten_n4_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:360:5
[INFO] [stdout]   26:     0x58090ca54c17 - lib[9f6a8a1acd7eca73]::head::ten_n4_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:359:22
[INFO] [stdout]   27:     0x58090ca5f5e6 - <lib[9f6a8a1acd7eca73]::head::ten_n4_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_c4_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_c4_stdin' (3242) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     111,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "4"`
[INFO] [stdout] stdin=````
[INFO] [stdout] one
[INFO] [stdout] two
[INFO] [stdout] three
[INFO] [stdout] four
[INFO] [stdout] five
[INFO] [stdout] six
[INFO] [stdout] seven
[INFO] [stdout] eight
[INFO] [stdout] nine
[INFO] [stdout] ten
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3245) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a8b615917e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a8b615917e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a8b615917e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a8b615917e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a8b615a521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a8b615a521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5a8b61596f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5a8b61596f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5a8b6157c176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5a8b6142b42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5a8b61428f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5a8b6142d1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5a8b614224b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5a8b614225cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5a8b6142243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5a8b61422461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5a8b6158c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5a8b6158c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5a8b6158c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a8b6158c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5a8b61422427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5a8b6142265e - main
[INFO] [stdout]   42:     0x720d4bf821ca - <unknown>
[INFO] [stdout]   43:     0x720d4bf8228b - __libc_start_main
[INFO] [stdout]   44:     0x5a8b61422285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59ecb - lib[9f6a8a1acd7eca73]::head::ten_c4_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:370:5
[INFO] [stdout]   26:     0x58090ca54bb7 - lib[9f6a8a1acd7eca73]::head::ten_c4_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:369:22
[INFO] [stdout]   27:     0x58090ca5f566 - <lib[9f6a8a1acd7eca73]::head::ten_c4_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_stdin' (3270) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     111,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     119,
[INFO] [stdout]     111,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     104,
[INFO] [stdout]     114,
[INFO] [stdout]     101,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     102,
[INFO] [stdout]     111,
[INFO] [stdout]     117,
[INFO] [stdout]     114,
[INFO] [stdout]     10,
[INFO] [stdout]     102,
[INFO] [stdout]     105,
[INFO] [stdout]     118,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     115,
[INFO] [stdout]     105,
[INFO] [stdout]     120,
[INFO] [stdout]     10,
[INFO] [stdout]     115,
[INFO] [stdout]     101,
[INFO] [stdout]     118,
[INFO] [stdout]     101,
[INFO] [stdout]     110,
[INFO] [stdout]     10,
[INFO] [stdout]     101,
[INFO] [stdout]     105,
[INFO] [stdout]     103,
[INFO] [stdout]     104,
[INFO] [stdout]     116,
[INFO] [stdout]     10,
[INFO] [stdout]     110,
[INFO] [stdout]     105,
[INFO] [stdout]     110,
[INFO] [stdout]     101,
[INFO] [stdout]     10,
[INFO] [stdout]     116,
[INFO] [stdout]     101,
[INFO] [stdout]     110,
[INFO] [stdout]     10,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head"`
[INFO] [stdout] stdin=````
[INFO] [stdout] one
[INFO] [stdout] two
[INFO] [stdout] three
[INFO] [stdout] four
[INFO] [stdout] five
[INFO] [stdout] six
[INFO] [stdout] seven
[INFO] [stdout] eight
[INFO] [stdout] nine
[INFO] [stdout] ten
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3271) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57f6d1aab7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57f6d1aab7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57f6d1aab7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x57f6d1aab7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x57f6d1abf21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x57f6d1abf21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x57f6d1ab0f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x57f6d1ab0f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x57f6d1a96176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x57f6d194542e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x57f6d1942f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x57f6d19471db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x57f6d193c4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x57f6d193c5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x57f6d193c43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x57f6d193c461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x57f6d1aa6767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x57f6d1aa6767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x57f6d193c427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x57f6d193c65e - main
[INFO] [stdout]   42:     0x7f973c4ac1ca - <unknown>
[INFO] [stdout]   43:     0x7f973c4ac28b - __libc_start_main
[INFO] [stdout]   44:     0x57f6d193c285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca5b5e8 - lib[9f6a8a1acd7eca73]::head::ten_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:350:5
[INFO] [stdout]   26:     0x58090ca554b7 - lib[9f6a8a1acd7eca73]::head::ten_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:349:19
[INFO] [stdout]   27:     0x58090ca60166 - <lib[9f6a8a1acd7eca73]::head::ten_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::three_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::three_c4' (3279) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3280) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e293e7417e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e293e7417e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e293e7417e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e293e7417e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5e293e75521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e293e75521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5e293e746f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5e293e746f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5e293e72c176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5e293e5db42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5e293e5d8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5e293e5dd1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5e293e5d24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5e293e5d25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5e293e5d243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5e293e5d2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5e293e73c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5e293e73c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5e293e73c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5e293e73c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5e293e73c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5e293e5d2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5e293e5d265e - main
[INFO] [stdout]   42:     0x72b6764ba1ca - <unknown>
[INFO] [stdout]   43:     0x72b6764ba28b - __libc_start_main
[INFO] [stdout]   44:     0x5e293e5d2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/three.txt" "-c" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3280) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e293e7417e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e293e7417e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e293e7417e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e293e7417e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5e293e75521a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e293e75521a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5e293e746f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5e293e746f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5e293e72c176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5e293e5db42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5e293e5d8f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5e293e5dd1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5e293e5d24b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5e293e5d25cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5e293e5d243e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5e293e5d2461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5e293e73c767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5e293e73c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5e293e73c767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5e293e73c767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5e293e73c767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5e293e73c767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5e293e5d2427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5e293e5d265e - main
[INFO] [stdout]   42:     0x72b6764ba1ca - <unknown>
[INFO] [stdout]   43:     0x72b6764ba28b - __libc_start_main
[INFO] [stdout]   44:     0x5e293e5d2285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b54e - lib[9f6a8a1acd7eca73]::head::three_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:294:5
[INFO] [stdout]   26:     0x58090ca553f7 - lib[9f6a8a1acd7eca73]::head::three_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:293:18
[INFO] [stdout]   27:     0x58090ca60066 - <lib[9f6a8a1acd7eca73]::head::three_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::three stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::three' (3275) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3277) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bb0aca787e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bb0aca8c21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bb0aca8c21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5bb0aca7df72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5bb0aca7df72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5bb0aca63176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5bb0ac91242e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5bb0ac90ff76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5bb0ac9141db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5bb0ac9094b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5bb0ac9095cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5bb0ac90943e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5bb0ac909461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5bb0aca73767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5bb0aca73767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5bb0aca73767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5bb0ac909427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5bb0ac90965e - main
[INFO] [stdout]   42:     0x7b738a1801ca - <unknown>
[INFO] [stdout]   43:     0x7b738a18028b - __libc_start_main
[INFO] [stdout]   44:     0x5bb0ac909285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/three.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3277) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bb0aca787e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bb0aca787e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bb0aca8c21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bb0aca8c21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5bb0aca7df72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5bb0aca7df72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5bb0aca63176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5bb0ac91242e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5bb0ac90ff76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5bb0ac9141db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5bb0ac9094b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5bb0ac9095cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5bb0ac90943e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5bb0ac909461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5bb0aca73767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5bb0aca73767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5bb0aca73767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5bb0aca73767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5bb0ac909427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5bb0ac90965e - main
[INFO] [stdout]   42:     0x7b738a1801ca - <unknown>
[INFO] [stdout]   43:     0x7b738a18028b - __libc_start_main
[INFO] [stdout]   44:     0x5bb0ac909285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b2ee - lib[9f6a8a1acd7eca73]::head::three
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:274:5
[INFO] [stdout]   26:     0x58090ca55067 - lib[9f6a8a1acd7eca73]::head::three::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:273:15
[INFO] [stdout]   27:     0x58090ca5fba6 - <lib[9f6a8a1acd7eca73]::head::three::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_n2' (3209) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3219) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f411f3b47e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f411f3c821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f411f3c821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f411f3b9f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f411f3b9f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f411f39f176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f411f24e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f411f24bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f411f2501db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f411f2454b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f411f2455cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f411f24543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f411f245461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f411f3af767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f411f3af767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f411f3af767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f411f3af767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f411f3af767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f411f245427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f411f24565e - main
[INFO] [stdout]   42:     0x724c9dca51ca - <unknown>
[INFO] [stdout]   43:     0x724c9dca528b - __libc_start_main
[INFO] [stdout]   44:     0x5f411f245285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3219) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f411f3b47e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f411f3b47e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f411f3c821a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f411f3c821a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f411f3b9f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f411f3b9f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f411f39f176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f411f24e42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f411f24bf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f411f2501db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f411f2454b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f411f2455cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f411f24543e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f411f245461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f411f3af767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f411f3af767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f411f3af767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f411f3af767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f411f3af767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f411f3af767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f411f245427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f411f24565e - main
[INFO] [stdout]   42:     0x724c9dca51ca - <unknown>
[INFO] [stdout]   43:     0x724c9dca528b - __libc_start_main
[INFO] [stdout]   44:     0x5f411f245285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b36e - lib[9f6a8a1acd7eca73]::head::one_n2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:167:5
[INFO] [stdout]   26:     0x58090ca55127 - lib[9f6a8a1acd7eca73]::head::one_n2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:166:16
[INFO] [stdout]   27:     0x58090ca5fca6 - <lib[9f6a8a1acd7eca73]::head::one_n2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten' (3234) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3294) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58ff63dd77e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58ff63deb21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58ff63deb21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58ff63ddcf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58ff63ddcf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58ff63dc2176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58ff63c7142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58ff63c6ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58ff63c731db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58ff63c684b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58ff63c685cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58ff63c6843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58ff63c68461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58ff63dd2767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58ff63dd2767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58ff63dd2767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58ff63c68427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58ff63c6865e - main
[INFO] [stdout]   42:     0x779fd0a141ca - <unknown>
[INFO] [stdout]   43:     0x779fd0a1428b - __libc_start_main
[INFO] [stdout]   44:     0x58ff63c68285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/ten.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3294) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58ff63dd77e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58ff63dd77e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58ff63deb21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58ff63deb21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58ff63ddcf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58ff63ddcf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58ff63dc2176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x58ff63c7142e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x58ff63c6ef76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x58ff63c731db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x58ff63c684b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x58ff63c685cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58ff63c6843e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x58ff63c68461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x58ff63dd2767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58ff63dd2767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58ff63dd2767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58ff63dd2767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x58ff63c68427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x58ff63c6865e - main
[INFO] [stdout]   42:     0x779fd0a141ca - <unknown>
[INFO] [stdout]   43:     0x779fd0a1428b - __libc_start_main
[INFO] [stdout]   44:     0x58ff63c68285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b28e - lib[9f6a8a1acd7eca73]::head::ten
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:325:5
[INFO] [stdout]   26:     0x58090ca54fd7 - lib[9f6a8a1acd7eca73]::head::ten::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:324:13
[INFO] [stdout]   27:     0x58090ca5fae6 - <lib[9f6a8a1acd7eca73]::head::ten::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::two_c4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::two_c4' (3297) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3298) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55b0c93bd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55b0c93d121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55b0c93d121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x55b0c93c2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x55b0c93c2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x55b0c93a8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x55b0c925742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x55b0c9254f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x55b0c92591db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x55b0c924e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x55b0c924e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55b0c924e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x55b0c924e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x55b0c93b8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x55b0c93b8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55b0c93b8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x55b0c924e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x55b0c924e65e - main
[INFO] [stdout]   42:     0x74bbbb79d1ca - <unknown>
[INFO] [stdout]   43:     0x74bbbb79d28b - __libc_start_main
[INFO] [stdout]   44:     0x55b0c924e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/two.txt" "-c" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3298) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55b0c93bd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55b0c93bd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55b0c93d121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55b0c93d121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x55b0c93c2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x55b0c93c2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x55b0c93a8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x55b0c925742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x55b0c9254f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x55b0c92591db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x55b0c924e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x55b0c924e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55b0c924e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x55b0c924e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x55b0c93b8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x55b0c93b8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x55b0c93b8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55b0c93b8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x55b0c924e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x55b0c924e65e - main
[INFO] [stdout]   42:     0x74bbbb79d1ca - <unknown>
[INFO] [stdout]   43:     0x74bbbb79d28b - __libc_start_main
[INFO] [stdout]   44:     0x55b0c924e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b44e - lib[9f6a8a1acd7eca73]::head::two_c4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:243:5
[INFO] [stdout]   26:     0x58090ca55277 - lib[9f6a8a1acd7eca73]::head::two_c4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:242:16
[INFO] [stdout]   27:     0x58090ca5fe66 - <lib[9f6a8a1acd7eca73]::head::two_c4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::one_n4 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::one_n4' (3211) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3220) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5eb2e89257e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5eb2e893921a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eb2e893921a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5eb2e892af72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5eb2e892af72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5eb2e8910176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5eb2e87bf42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5eb2e87bcf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5eb2e87c11db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5eb2e87b64b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5eb2e87b65cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5eb2e87b643e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5eb2e87b6461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5eb2e8920767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5eb2e8920767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5eb2e8920767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5eb2e87b6427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5eb2e87b665e - main
[INFO] [stdout]   42:     0x7bfbdd97a1ca - <unknown>
[INFO] [stdout]   43:     0x7bfbdd97a28b - __libc_start_main
[INFO] [stdout]   44:     0x5eb2e87b6285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/one.txt" "-n" "4"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3220) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eb2e89257e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5eb2e89257e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5eb2e893921a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eb2e893921a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5eb2e892af72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5eb2e892af72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5eb2e8910176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5eb2e87bf42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5eb2e87bcf76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5eb2e87c11db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5eb2e87b64b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5eb2e87b65cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5eb2e87b643e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5eb2e87b6461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5eb2e8920767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5eb2e8920767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5eb2e8920767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5eb2e8920767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5eb2e87b6427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5eb2e87b665e - main
[INFO] [stdout]   42:     0x7bfbdd97a1ca - <unknown>
[INFO] [stdout]   43:     0x7bfbdd97a28b - __libc_start_main
[INFO] [stdout]   44:     0x5eb2e87b6285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b38e - lib[9f6a8a1acd7eca73]::head::one_n4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:172:5
[INFO] [stdout]   26:     0x58090ca55157 - lib[9f6a8a1acd7eca73]::head::one_n4::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:171:16
[INFO] [stdout]   27:     0x58090ca5fce6 - <lib[9f6a8a1acd7eca73]::head::one_n4::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_c2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_c2' (3235) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3236) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x636ebb9ea7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x636ebb9fe21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x636ebb9fe21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x636ebb9eff72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x636ebb9eff72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x636ebb9d5176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x636ebb88442e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x636ebb881f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x636ebb8861db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x636ebb87b4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x636ebb87b5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x636ebb87b43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x636ebb87b461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x636ebb9e5767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x636ebb9e5767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x636ebb9e5767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x636ebb87b427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x636ebb87b65e - main
[INFO] [stdout]   42:     0x7f90b4c071ca - <unknown>
[INFO] [stdout]   43:     0x7f90b4c0728b - __libc_start_main
[INFO] [stdout]   44:     0x636ebb87b285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/ten.txt" "-c" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3236) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x636ebb9ea7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x636ebb9ea7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x636ebb9fe21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x636ebb9fe21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x636ebb9eff72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x636ebb9eff72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x636ebb9d5176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x636ebb88442e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x636ebb881f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x636ebb8861db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x636ebb87b4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x636ebb87b5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x636ebb87b43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x636ebb87b461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x636ebb9e5767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x636ebb9e5767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x636ebb9e5767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x636ebb9e5767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x636ebb87b427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x636ebb87b65e - main
[INFO] [stdout]   42:     0x7f90b4c071ca - <unknown>
[INFO] [stdout]   43:     0x7f90b4c0728b - __libc_start_main
[INFO] [stdout]   44:     0x636ebb87b285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b3ae - lib[9f6a8a1acd7eca73]::head::ten_c2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:340:5
[INFO] [stdout]   26:     0x58090ca55187 - lib[9f6a8a1acd7eca73]::head::ten_c2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:339:16
[INFO] [stdout]   27:     0x58090ca5fd26 - <lib[9f6a8a1acd7eca73]::head::ten_c2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::ten_c2_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::ten_c2_stdin' (3237) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     111,
[INFO] [stdout]     110,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "2"`
[INFO] [stdout] stdin=````
[INFO] [stdout] one
[INFO] [stdout] two
[INFO] [stdout] three
[INFO] [stdout] four
[INFO] [stdout] five
[INFO] [stdout] six
[INFO] [stdout] seven
[INFO] [stdout] eight
[INFO] [stdout] nine
[INFO] [stdout] ten
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3239) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b29b027f7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b29b027f7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b29b027f7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b29b027f7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b29b029321a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b29b029321a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5b29b0284f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5b29b0284f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5b29b026a176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5b29b011942e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5b29b0116f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5b29b011b1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5b29b01104b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5b29b01105cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5b29b011043e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5b29b0110461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5b29b027a767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5b29b027a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5b29b027a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5b29b027a767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5b29b027a767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5b29b027a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5b29b027a767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5b29b027a767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5b29b027a767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5b29b0110427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5b29b011065e - main
[INFO] [stdout]   42:     0x7687b96ac1ca - <unknown>
[INFO] [stdout]   43:     0x7687b96ac28b - __libc_start_main
[INFO] [stdout]   44:     0x5b29b0110285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca59e9b - lib[9f6a8a1acd7eca73]::head::ten_c2_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:365:5
[INFO] [stdout]   26:     0x58090ca54b87 - lib[9f6a8a1acd7eca73]::head::ten_c2_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:364:22
[INFO] [stdout]   27:     0x58090ca5f526 - <lib[9f6a8a1acd7eca73]::head::ten_c2_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::three_c2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::three_c2' (3276) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3309) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6358804007e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6358804007e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6358804007e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6358804007e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63588041421a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63588041421a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x635880405f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x635880405f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6358803eb176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x63588029a42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x635880297f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x63588029c1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6358802914b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6358802915cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x63588029143e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x635880291461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6358803fb767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6358803fb767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6358803fb767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6358803fb767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6358803fb767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x635880291427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x63588029165e - main
[INFO] [stdout]   42:     0x74d5a4dcd1ca - <unknown>
[INFO] [stdout]   43:     0x74d5a4dcd28b - __libc_start_main
[INFO] [stdout]   44:     0x635880291285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/three.txt" "-c" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3309) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6358804007e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6358804007e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6358804007e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6358804007e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63588041421a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63588041421a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x635880405f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x635880405f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6358803eb176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x63588029a42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x635880297f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x63588029c1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x6358802914b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x6358802915cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x63588029143e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x635880291461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x6358803fb767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6358803fb767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6358803fb767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6358803fb767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6358803fb767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6358803fb767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x635880291427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x63588029165e - main
[INFO] [stdout]   42:     0x74d5a4dcd1ca - <unknown>
[INFO] [stdout]   43:     0x74d5a4dcd28b - __libc_start_main
[INFO] [stdout]   44:     0x635880291285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b52e - lib[9f6a8a1acd7eca73]::head::three_c2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:289:5
[INFO] [stdout]   26:     0x58090ca553c7 - lib[9f6a8a1acd7eca73]::head::three_c2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:288:18
[INFO] [stdout]   27:     0x58090ca60026 - <lib[9f6a8a1acd7eca73]::head::three_c2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::three_c2_stdin stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::three_c2_stdin' (3278) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected stdout, failed var == [
[INFO] [stdout]     84,
[INFO] [stdout]     104,
[INFO] [stdout] ]
[INFO] [stdout] └── var: []
[INFO] [stdout] 
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "-c" "2"`
[INFO] [stdout] stdin=````
[INFO] [stdout] Three\r
[INFO] [stdout] lines,\r
[INFO] [stdout] four words.
[INFO] [stdout] ```
[INFO] [stdout] `
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3313) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61956dec87e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61956dec87e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61956dec87e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61956dec87e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61956dedc21a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61956dedc21a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x61956decdf72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61956decdf72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61956deb3176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x61956dd6242e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x61956dd5ff76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x61956dd641db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x61956dd594b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x61956dd595cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x61956dd5943e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x61956dd59461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x61956dec3767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x61956dec3767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x61956dec3767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x61956dec3767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x61956dec3767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x61956dec3767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61956dec3767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61956dec3767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61956dec3767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x61956dd59427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x61956dd5965e - main
[INFO] [stdout]   42:     0x7dbc086b61ca - <unknown>
[INFO] [stdout]   43:     0x7dbc086b628b - __libc_start_main
[INFO] [stdout]   44:     0x61956dd59285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090ca52564 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::stdout::<predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>, predicates[db2b09e81411b698]::ord::EqPredicate<&[u8]>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:364:31
[INFO] [stdout]   24:     0x58090ca59bd3 - lib[9f6a8a1acd7eca73]::head::run_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:124:10
[INFO] [stdout]   25:     0x58090ca5ae4b - lib[9f6a8a1acd7eca73]::head::three_c2_stdin
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:314:5
[INFO] [stdout]   26:     0x58090ca54dc7 - lib[9f6a8a1acd7eca73]::head::three_c2_stdin::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:313:24
[INFO] [stdout]   27:     0x58090ca5f826 - <lib[9f6a8a1acd7eca73]::head::three_c2_stdin::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::three_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::three_n2' (3286) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3316) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f75b89527e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f75b89527e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f75b89527e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f75b89527e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f75b896621a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f75b896621a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f75b8957f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f75b8957f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f75b893d176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f75b87ec42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f75b87e9f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f75b87ee1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f75b87e34b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f75b87e35cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f75b87e343e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f75b87e3461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f75b894d767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f75b894d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f75b894d767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f75b894d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f75b894d767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f75b87e3427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f75b87e365e - main
[INFO] [stdout]   42:     0x771701aae1ca - <unknown>
[INFO] [stdout]   43:     0x771701aae28b - __libc_start_main
[INFO] [stdout]   44:     0x5f75b87e3285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/three.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3316) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f75b89527e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f75b89527e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f75b89527e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f75b89527e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f75b896621a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f75b896621a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5f75b8957f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5f75b8957f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5f75b893d176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5f75b87ec42e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5f75b87e9f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5f75b87ee1db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5f75b87e34b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5f75b87e35cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5f75b87e343e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5f75b87e3461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5f75b894d767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5f75b894d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5f75b894d767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5f75b894d767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5f75b894d767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5f75b894d767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5f75b87e3427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5f75b87e365e - main
[INFO] [stdout]   42:     0x771701aae1ca - <unknown>
[INFO] [stdout]   43:     0x771701aae28b - __libc_start_main
[INFO] [stdout]   44:     0x5f75b87e3285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58090ccc2d3d - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58090ccfa71c - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58090cc509a8 - core[8fb95b77d25ab6c8]::panicking::panic_display::<assert_cmd[23969b625dadaa0c]::assert::AssertError>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:259:5
[INFO] [stdout]   20:     0x58090cc556b7 - <assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic::<assert_cmd[23969b625dadaa0c]::assert::Assert>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:1033:9
[INFO] [stdout]   21:     0x58090cc47d07 - <<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<(assert_cmd[23969b625dadaa0c]::assert::AssertError,)>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x58090cc5453b - <core[8fb95b77d25ab6c8]::result::Result<assert_cmd[23969b625dadaa0c]::assert::Assert, assert_cmd[23969b625dadaa0c]::assert::AssertError>>::unwrap_or_else::<<assert_cmd[23969b625dadaa0c]::assert::AssertError>::panic<assert_cmd[23969b625dadaa0c]::assert::Assert>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/result.rs:1622:23
[INFO] [stdout]   23:     0x58090cc56970 - <assert_cmd[23969b625dadaa0c]::assert::Assert>::success
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.11/src/assert.rs:158:28
[INFO] [stdout]   24:     0x58090ca59443 - lib[9f6a8a1acd7eca73]::head::run
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:105:10
[INFO] [stdout]   25:     0x58090ca5b56e - lib[9f6a8a1acd7eca73]::head::three_n2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:279:5
[INFO] [stdout]   26:     0x58090ca55427 - lib[9f6a8a1acd7eca73]::head::three_n2::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/head/mod.rs:278:18
[INFO] [stdout]   27:     0x58090ca600a6 - <lib[9f6a8a1acd7eca73]::head::three_n2::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58090ca604cb - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x58090ca604cb - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   30:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   31:     0x58090ca6dd45 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x58090ca6dd45 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58090ca6dd45 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   36:     0x58090ca6dd45 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   37:     0x58090ca67654 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   38:     0x58090ca67654 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   40:     0x58090ca70dc2 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x58090ca70dc2 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x58090ca70dc2 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   45:     0x58090ca70dc2 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58090cce2faf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   47:     0x58090cce2faf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x73e11feccaa4 - <unknown>
[INFO] [stdout]   49:     0x73e11ff59a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- head::two_n2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'head::two_n2' (3305) panicked at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3344) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5db0b6bdd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5db0b6bf121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5db0b6bf121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5db0b6be2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5db0b6be2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5db0b6bc8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5db0b6a7742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5db0b6a74f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5db0b6a791db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5db0b6a6e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5db0b6a6e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5db0b6a6e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5db0b6a6e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5db0b6bd8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5db0b6a6e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5db0b6a6e65e - main
[INFO] [stdout]   42:     0x783fcabcf1ca - <unknown>
[INFO] [stdout]   43:     0x783fcabcf28b - __libc_start_main
[INFO] [stdout]   44:     0x5db0b6a6e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] ```
[INFO] [stdout] command=`"/opt/rustwide/target/debug/head" "tests/head/inputs/two.txt" "-n" "2"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr=<90 lines total>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] thread \'main\' (3344) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:547:22:
[INFO] [stdout] Must use `Arg::allow_invalid_utf8` with `_os` lookups at `files`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5db0b6bdd7e8 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5db0b6bdd7e8 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5db0b6bf121a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5db0b6bf121a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x5db0b6be2f72 - std[10d71ac2c42b111e]::io::default_write_fmt::<std[10d71ac2c42b111e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5db0b6be2f72 - <std[10d71ac2c42b111e]::sys::stdio::unix::Stderr as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5db0b6bc8176 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout] ```
[INFO] [stdout] <30 lines omitted>
[INFO] [stdout] ```
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/vec/mod.rs:3926:9
[INFO] [stdout]   24:     0x5db0b6a7742e - <core[8fb95b77d25ab6c8]::iter::adapters::map::Map<core[8fb95b77d25ab6c8]::iter::adapters::flatten::Flatten<core[8fb95b77d25ab6c8]::slice::iter::Iter<alloc[a7ee25936407c584]::vec::Vec<clap[9fd19e55e37686c]::parser::matches::any_value::AnyValue>>>, <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy<&str>::{closure#0}> as core[8fb95b77d25ab6c8]::iter::traits::iterator::Iterator>::collect::<alloc[a7ee25936407c584]::vec::Vec<alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/iter/traits/iterator.rs:2090:9
[INFO] [stdout]   25:     0x5db0b6a74f76 - <clap[9fd19e55e37686c]::parser::matches::arg_matches::ArgMatches>::values_of_lossy::<&str>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-3.2.25/src/parser/matches/arg_matches.rs:548:14
[INFO] [stdout]   26:     0x5db0b6a791db - command_line_rust[f0589ab9189e37b9]::head::get_args
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/mod.rs:92:24
[INFO] [stdout]   27:     0x5db0b6a6e4b2 - head[8c65e6fe9dcf0dd1]::main
[INFO] [stdout]                                at /opt/rustwide/workdir/src/head/main.rs:4:21
[INFO] [stdout]   28:     0x5db0b6a6e5cb - <fn() as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5db0b6a6e43e - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   30:     0x5db0b6a6e461 - std[10d71ac2c42b111e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:206:18
[INFO] [stdout]   31:     0x5db0b6bd8767 - <&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   32:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<i32, &dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<&dyn core[8fb95b77d25ab6c8]::ops::function::Fn<(), Output = i32> + core[8fb95b77d25ab6c8]::panic::unwind_safe::RefUnwindSafe + core[8fb95b77d25ab6c8]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:175:24
[INFO] [stdout]   36:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panicking::catch_unwind::<isize, std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::panic::catch_unwind::<std[10d71ac2c42b111e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5db0b6bd8767 - std[10d71ac2c42b111e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:171:5
[INFO] [stdout]   40:     0x5db0b6a6e427 - std[10d71ac2c42b111e]::rt::lang_start::<()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/rt.rs:205:5
[INFO] [stdout]   41:     0x5db0b6a6e65e - main
[INFO] [stdout]   42:     0x783fcabcf1ca - <unknown>
[INFO] [stdout]   43:     0x783fcabcf28b - __libc_start_main
[INFO] [stdout]   44:     0x5db0b6a6e285 - _start
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] ```
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58090cce3a08 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58090cce3a08 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58090cce3a08 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58090ccf9eda - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58090ccf9eda - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x58090cce96d2 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58090cce96d2 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58090ccc1f66 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58090ccc1f66 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58090ccdbb39 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58090ca6d3ec - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x58090ca6d3ec - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58090ccdbcf2 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x58090ccdbcf2 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58090ccc2022 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58090ccb70a9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[WARN] too many lines in the log, truncating it
