[INFO] cloning repository https://github.com/Sanix-Darker/zang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sanix-Darker/zang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanix-Darker%2Fzang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanix-Darker%2Fzang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b218e7193acab034aee098ef043538cc57072603
[INFO] testing Sanix-Darker/zang against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanix-Darker%2Fzang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Sanix-Darker/zang
[INFO] finished tweaking git repo https://github.com/Sanix-Darker/zang
[INFO] tweaked toml for git repo https://github.com/Sanix-Darker/zang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sanix-Darker/zang on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sanix-Darker/zang 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jobserver v0.1.31
[INFO] [stderr]   Downloaded fnv v1.0.7
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded pkg-config v0.3.30
[INFO] [stderr]   Downloaded zip v0.6.6
[INFO] [stderr]   Downloaded rustc-hash v1.1.0
[INFO] [stderr]   Downloaded hmac v0.12.1
[INFO] [stderr]   Downloaded glob v0.3.1
[INFO] [stderr]   Downloaded openssl-macros v0.1.1
[INFO] [stderr]   Downloaded schannel v0.1.23
[INFO] [stderr]   Downloaded which v4.4.2
[INFO] [stderr]   Downloaded ext-php-rs-derive v0.10.1
[INFO] [stderr]   Downloaded cipher v0.4.4
[INFO] [stderr]   Downloaded strsim v0.10.0
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded anyhow v1.0.86
[INFO] [stderr]   Downloaded lazycell v1.3.0
[INFO] [stderr]   Downloaded cexpr v0.6.0
[INFO] [stderr]   Downloaded libloading v0.8.5
[INFO] [stderr]   Downloaded prettyplease v0.2.20
[INFO] [stderr]   Downloaded syn v2.0.72
[INFO] [stderr]   Downloaded nom v7.1.3
[INFO] [stderr]   Downloaded minimal-lexical v0.2.1
[INFO] [stderr]   Downloaded darling_core v0.14.4
[INFO] [stderr]   Downloaded parking_lot_core v0.9.10
[INFO] [stderr]   Downloaded aho-corasick v1.1.3
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.6
[INFO] [stderr]   Downloaded bindgen v0.68.1
[INFO] [stderr]   Downloaded regex-syntax v0.8.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.103
[INFO] [stderr]   Downloaded idna v0.5.0
[INFO] [stderr]   Downloaded vcpkg v0.2.15
[INFO] [stderr]   Downloaded serde_json v1.0.120
[INFO] [stderr]   Downloaded url v2.5.2
[INFO] [stderr]   Downloaded regex v1.10.5
[INFO] [stderr]   Downloaded serde v1.0.204
[INFO] [stderr]   Downloaded time v0.3.36
[INFO] [stderr]   Downloaded cc v1.1.6
[INFO] [stderr]   Downloaded ext-php-rs v0.12.0
[INFO] [stderr]   Downloaded password-hash v0.4.2
[INFO] [stderr]   Downloaded powerfmt v0.2.0
[INFO] [stderr]   Downloaded parking_lot v0.12.3
[INFO] [stderr]   Downloaded tinyvec_macros v0.1.1
[INFO] [stderr]   Downloaded cargo_metadata v0.14.2
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded core-foundation v0.9.4
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.6
[INFO] [stderr]   Downloaded percent-encoding v2.3.1
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded regex-automata v0.4.7
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded version_check v0.9.4
[INFO] [stderr]   Downloaded darling v0.14.4
[INFO] [stderr]   Downloaded autocfg v1.3.0
[INFO] [stderr]   Downloaded scopeguard v1.2.0
[INFO] [stderr]   Downloaded windows-sys v0.52.0
[INFO] [stderr]   Downloaded tinyvec v1.8.0
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded miniz_oxide v0.7.4
[INFO] [stderr]   Downloaded deranged v0.3.11
[INFO] [stderr]   Downloaded zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.14
[INFO] [stderr]   Downloaded bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]   Downloaded rustix v0.38.34
[INFO] [stderr]   Downloaded clang-sys v1.8.1
[INFO] [stderr]   Downloaded openssl v0.10.66
[INFO] [stderr]   Downloaded unicode-normalization v0.1.23
[INFO] [stderr]   Downloaded aes v0.8.4
[INFO] [stderr]   Downloaded zstd-sys v2.0.12+zstd.1.5.6
[INFO] [stderr]   Downloaded libc v0.2.155
[INFO] [stderr]   Downloaded base64 v0.22.1
[INFO] [stderr]   Downloaded security-framework v2.11.1
[INFO] [stderr]   Downloaded ureq v2.10.0
[INFO] [stderr]   Downloaded home v0.5.9
[INFO] [stderr]   Downloaded log v0.4.22
[INFO] [stderr]   Downloaded native-tls v0.2.12
[INFO] [stderr]   Downloaded quote v1.0.36
[INFO] [stderr]   Downloaded serde_derive v1.0.204
[INFO] [stderr]   Downloaded redox_syscall v0.5.3
[INFO] [stderr]   Downloaded camino v1.1.7
[INFO] [stderr]   Downloaded cargo-platform v0.1.8
[INFO] [stderr]   Downloaded winapi-util v0.1.8
[INFO] [stderr]   Downloaded bitflags v2.6.0
[INFO] [stderr]   Downloaded unicode-bidi v0.3.15
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.20
[INFO] [stderr]   Downloaded sha1 v0.10.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded base64ct v1.6.0
[INFO] [stderr]   Downloaded pbkdf2 v0.11.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.12
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded lock_api v0.4.12
[INFO] [stderr]   Downloaded smallvec v1.13.2
[INFO] [stderr]   Downloaded bytecount v0.6.8
[INFO] [stderr]   Downloaded semver v1.0.23
[INFO] [stderr]   Downloaded itoa v1.0.11
[INFO] [stderr]   Downloaded ryu v1.0.18
[INFO] [stderr]   Downloaded unicase v2.7.0
[INFO] [stderr]   Downloaded walkdir v2.5.0
[INFO] [stderr]   Downloaded foreign-types v0.3.2
[INFO] [stderr]   Downloaded security-framework-sys v2.11.1
[INFO] [stderr]   Downloaded fastrand v2.1.0
[INFO] [stderr]   Downloaded tempfile v3.10.1
[INFO] [stderr]   Downloaded inout v0.1.3
[INFO] [stderr]   Downloaded flate2 v1.0.30
[INFO] [stderr]   Downloaded subtle v2.6.1
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded skeptic v0.13.7
[INFO] [stderr]   Downloaded foreign-types-shared v0.1.1
[INFO] [stderr]   Downloaded openssl-probe v0.1.5
[INFO] [stderr]   Downloaded once_cell v1.19.0
[INFO] [stderr]   Downloaded form_urlencoded v1.2.1
[INFO] [stderr]   Downloaded bzip2 v0.4.4
[INFO] [stderr]   Downloaded errno v0.3.9
[INFO] [stderr]   Downloaded num-conv v0.1.0
[INFO] [stderr]   Downloaded darling_macro v0.14.4
[INFO] [stderr]   Downloaded time-core v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7a6e529c6d7610fe2f5581d3afa7d2f71c88096ffb25bd88d58ebfd37f03a9e
[INFO] running `Command { std: "docker" "start" "-a" "f7a6e529c6d7610fe2f5581d3afa7d2f71c88096ffb25bd88d58ebfd37f03a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a6e529c6d7610fe2f5581d3afa7d2f71c88096ffb25bd88d58ebfd37f03a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a6e529c6d7610fe2f5581d3afa7d2f71c88096ffb25bd88d58ebfd37f03a9e", kill_on_drop: false }`
[INFO] [stdout] f7a6e529c6d7610fe2f5581d3afa7d2f71c88096ffb25bd88d58ebfd37f03a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c934ab66f34a06e27d45bf5e739536aa13a61fb42fc1a661551ea271ee6df35
[INFO] running `Command { std: "docker" "start" "-a" "6c934ab66f34a06e27d45bf5e739536aa13a61fb42fc1a661551ea271ee6df35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling camino v1.1.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bytecount v0.6.8
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling ext-php-rs-derive v0.10.1
[INFO] [stderr]    Compiling cargo-platform v0.1.8
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling ext-php-rs v0.12.0
[INFO] [stderr]    Compiling zang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.68s
[INFO] running `Command { std: "docker" "inspect" "6c934ab66f34a06e27d45bf5e739536aa13a61fb42fc1a661551ea271ee6df35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c934ab66f34a06e27d45bf5e739536aa13a61fb42fc1a661551ea271ee6df35", kill_on_drop: false }`
[INFO] [stdout] 6c934ab66f34a06e27d45bf5e739536aa13a61fb42fc1a661551ea271ee6df35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5e55ed7f90d2ef360b5b8029d07f803fc1b132abf3bced8c7122bc780192172
[INFO] running `Command { std: "docker" "start" "-a" "b5e55ed7f90d2ef360b5b8029d07f803fc1b132abf3bced8c7122bc780192172", kill_on_drop: false }`
[INFO] [stderr]    Compiling zang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "b5e55ed7f90d2ef360b5b8029d07f803fc1b132abf3bced8c7122bc780192172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e55ed7f90d2ef360b5b8029d07f803fc1b132abf3bced8c7122bc780192172", kill_on_drop: false }`
[INFO] [stdout] b5e55ed7f90d2ef360b5b8029d07f803fc1b132abf3bced8c7122bc780192172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35afb1301a7839b0d4714efd85ba1ed9c92b8ebce50702fc2a7586079d738318
[INFO] running `Command { std: "docker" "start" "-a" "35afb1301a7839b0d4714efd85ba1ed9c92b8ebce50702fc2a7586079d738318", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zang-b9c71aa18b31e0a5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::it_works stdout ----
[INFO] [stdout] 0
[INFO] [stdout] thread 'tests::it_works' (24) panicked at src/lib.rs:30:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 3080
[INFO] [stdout]  right: 4
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x648b6f9e5592 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x648b6f9e5592 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x648b6f9e5592 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x648b6f9e5592 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x648b6f9f53cf - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x648b6f9f53cf - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x648b6f9b2f33 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x648b6f9b2f33 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x648b6f9bee02 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x648b6f9c38df - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x648b6f9c3771 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x648b6f985e5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x648b6f985e5e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x648b6f9c3eef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x648b6f9c3eef - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x648b6f9c3d4a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x648b6f9bef39 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x648b6f9a782d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x648b6f9fcbd0 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x648b6f9fca73 - core::panicking::assert_failed_inner::hdcc703ae7c807131
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x648b6f9d3080 - core::panicking::assert_failed::h7d833fa18a067295
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x648b6f9655e4 - zang::tests::it_works::h7c2421a2d635f45c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:30:9
[INFO] [stdout]   22:     0x648b6f965607 - zang::tests::it_works::{{closure}}::hced6446e330cd436
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:28:18
[INFO] [stdout]   23:     0x648b6f9650b6 - core::ops::function::FnOnce::call_once::h6cc0f8bbd1111eb1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x648b6f985c3b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x648b6f985c3b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x648b6f999cbd - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x648b6f999cbd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x648b6f999cbd - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x648b6f999cbd - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x648b6f999cbd - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x648b6f999cbd - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x648b6f999cbd - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x648b6f9731d4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x648b6f9731d4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x648b6f976b0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x648b6f976b0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x648b6f976b0a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x648b6f976b0a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x648b6f976b0a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x648b6f976b0a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x648b6f976b0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x648b6f9ba33f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x648b6f9ba33f - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7771a4602aa4 - <unknown>
[INFO] [stdout]   45:     0x7771a468fa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::it_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.87s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "35afb1301a7839b0d4714efd85ba1ed9c92b8ebce50702fc2a7586079d738318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35afb1301a7839b0d4714efd85ba1ed9c92b8ebce50702fc2a7586079d738318", kill_on_drop: false }`
[INFO] [stdout] 35afb1301a7839b0d4714efd85ba1ed9c92b8ebce50702fc2a7586079d738318
