[INFO] fetching crate safe-mac-cli 0.1.5...
[INFO] testing safe-mac-cli-0.1.5 against 1.90.0 for beta-1.91-2
[INFO] extracting crate safe-mac-cli 0.1.5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate safe-mac-cli 0.1.5
[INFO] finished tweaking crates.io crate safe-mac-cli 0.1.5
[INFO] tweaked toml for crates.io crate safe-mac-cli 0.1.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-mac-cli 0.1.5 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate safe-mac-cli 0.1.5 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha256 v1.1.1
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded time v0.3.17
[INFO] [stderr]   Downloaded assert_cmd v2.0.6
[INFO] [stderr]   Downloaded pnet_macros v0.31.0
[INFO] [stderr]   Downloaded pnet_base v0.31.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.31.0
[INFO] [stderr]   Downloaded pnet_packet v0.31.0
[INFO] [stderr]   Downloaded pnet v0.31.0
[INFO] [stderr]   Downloaded predicates v2.1.3
[INFO] [stderr]   Downloaded time-macros v0.2.6
[INFO] [stderr]   Downloaded fsutils v0.1.7
[INFO] [stderr]   Downloaded mac_address v1.1.4
[INFO] [stderr]   Downloaded ipnetwork v0.19.0
[INFO] [stderr]   Downloaded pnet_datalink v0.31.0
[INFO] [stderr]   Downloaded pnet_sys v0.31.0
[INFO] [stderr]   Downloaded pnet_transport v0.31.0
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded simple_logger v4.0.0
[INFO] [stderr]   Downloaded bstr v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cee6c1a393c6b384bfdc4904a45d19c0b62cf2d5fb000a5bb9f8cdc2d486e431
[INFO] running `Command { std: "docker" "start" "-a" "cee6c1a393c6b384bfdc4904a45d19c0b62cf2d5fb000a5bb9f8cdc2d486e431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee6c1a393c6b384bfdc4904a45d19c0b62cf2d5fb000a5bb9f8cdc2d486e431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee6c1a393c6b384bfdc4904a45d19c0b62cf2d5fb000a5bb9f8cdc2d486e431", kill_on_drop: false }`
[INFO] [stdout] cee6c1a393c6b384bfdc4904a45d19c0b62cf2d5fb000a5bb9f8cdc2d486e431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 101aa9a6327c8e71877b5f9d17e9dd808aed6a54dc432aaa2aa5f8f0f5ec004a
[INFO] running `Command { std: "docker" "start" "-a" "101aa9a6327c8e71877b5f9d17e9dd808aed6a54dc432aaa2aa5f8f0f5ec004a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
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[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling pnet v0.31.0
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[INFO] [stderr]    Compiling pnet_packet v0.31.0
[INFO] [stderr]    Compiling pnet_transport v0.31.0
[INFO] [stderr]    Compiling safe-mac-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.40s
[INFO] running `Command { std: "docker" "inspect" "101aa9a6327c8e71877b5f9d17e9dd808aed6a54dc432aaa2aa5f8f0f5ec004a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101aa9a6327c8e71877b5f9d17e9dd808aed6a54dc432aaa2aa5f8f0f5ec004a", kill_on_drop: false }`
[INFO] [stdout] 101aa9a6327c8e71877b5f9d17e9dd808aed6a54dc432aaa2aa5f8f0f5ec004a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebc2468f0735a1c959dcdf15a9f5f55f13ee3b6ce1f59b388baf8cd29499d10a
[INFO] running `Command { std: "docker" "start" "-a" "ebc2468f0735a1c959dcdf15a9f5f55f13ee3b6ce1f59b388baf8cd29499d10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling predicates-core v1.0.5
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling termtree v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling bstr v1.0.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling predicates v2.1.3
[INFO] [stderr]    Compiling fsutils v0.1.7
[INFO] [stderr]    Compiling assert_cmd v2.0.6
[INFO] [stderr]    Compiling pnet_macros v0.31.0
[INFO] [stderr]    Compiling pnet_packet v0.31.0
[INFO] [stderr]    Compiling pnet_transport v0.31.0
[INFO] [stderr]    Compiling pnet v0.31.0
[INFO] [stderr]    Compiling safe-mac-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.27s
[INFO] running `Command { std: "docker" "inspect" "ebc2468f0735a1c959dcdf15a9f5f55f13ee3b6ce1f59b388baf8cd29499d10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc2468f0735a1c959dcdf15a9f5f55f13ee3b6ce1f59b388baf8cd29499d10a", kill_on_drop: false }`
[INFO] [stdout] ebc2468f0735a1c959dcdf15a9f5f55f13ee3b6ce1f59b388baf8cd29499d10a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39fb6aeed3c0865259903c25f8af560df79e8cfbf888a0a2832fc62de34271de
[INFO] running `Command { std: "docker" "start" "-a" "39fb6aeed3c0865259903c25f8af560df79e8cfbf888a0a2832fc62de34271de", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/safe_mac_cli-7945e7a8a9d9e96d)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main_test.rs (/opt/rustwide/target/debug/deps/main_test-c22817fcb2c56e2d)
[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 4 tests
[INFO] [stdout] test basic_case_fail ... ok
[INFO] [stdout] test default_arg_fail ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test main_test`
[INFO] [stdout] test basic_case_success ... FAILED
[INFO] [stdout] test default_arg_success ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- basic_case_success stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'basic_case_success' panicked at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```"\nthread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x5bc886554a32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9\n   1:     0x5bc886554a32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14\n   2:     0x5bc886554a32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9\n   3:     0x5bc886554a32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26\n   4:     0x5bc886573193 - core::fmt::rt::Argument::fmt::h2c56b3114963061a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76\n   5:     0x5bc886573193 - core::fmt::write::h8a494366950f23bb\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25\n   6:     0x5bc886551ed3 - std::io::default_write_fmt::ha27fbccbc65eb6fa\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11\n   7:     0x5bc886551ed3 - std::io::Write::write_fmt::h6556609fca33d0b1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13\n   8:     0x5bc886554882 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9\n   9:     0x5bc886555f73 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27\n  10:     0x5bc886555d55 - std::panicking::default_hook::h2c66fc99e962531d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9\n  11:     0x5bc886556945 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13\n  12:     0x5bc8865566a6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13\n  13:     0x5bc886554f39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18\n  14:     0x5bc88655636d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5\n  15:     0x5bc886572370 - core::panicking::panic_fmt::h62f63d096dd276af\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14\n  16:     0x5bc8865723fc - core::panicking::panic::h89a5f2df32b0508a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5\n  17:     0x5bc8865722e9 - core::option::unwrap_failed::he1a8284b5a1e2496\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:2130:5\n  18:     0x5bc88641ef44 - core::option::Option<T>::unwrap::h8c097a8694d00ea1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1009:21\n  19:     0x5bc88641ef44 - safe_mac_cli::self_mac_addr_as_string::haf6592a157b3e828\n                               at /opt/rustwide/workdir/src/main.rs:65:52\n  20:     0x5bc88641e38a - safe_mac_cli::main::h057437d7764ef14e\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  21:     0x5bc88641cdeb - core::ops::function::FnOnce::call_once::hee9a62c4cf53cc82\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5\n  22:     0x5bc88641c48e - std::sys::backtrace::__rust_begin_short_backtrace::h8da1de30eaed9cc4\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18\n  23:     0x5bc88641c3e1 - std::rt::lang_start::{{closure}}::h365d11289a3f6b9e\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:206:18\n  24:     0x5bc88654db20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21\n  25:     0x5bc88654db20 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  26:     0x5bc88654db20 - std::panicking::catch_unwind::h50591d85bf847c7c\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  27:     0x5bc88654db20 - std::panic::catch_unwind::h2487b4c4f2ae22c6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  28:     0x5bc88654db20 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24\n  29:     0x5bc88654db20 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  30:     0x5bc88654db20 - std::panicking::catch_unwind::hf9a822ea043fb0d6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  31:     0x5bc88654db20 - std::panic::catch_unwind::h5b3cac802237ed89\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  32:     0x5bc88654db20 - std::rt::lang_start_internal::h34f9328d113fd60a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5\n  33:     0x5bc88641c3c7 - std::rt::lang_start::h5dd6b61b6355dea8\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:205:5\n  34:     0x5bc88641f28e - main\n  35:     0x7d6df2c8e1ca - <unknown>\n  36:     0x7d6df2c8e28b - __libc_start_main\n  37:     0x5bc88641bc95 - _start\n  38:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmpgTs2CN" && "/opt/rustwide/target/debug/safe-mac-cli" "config.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr="\nthread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x5bc886554a32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9\n   1:     0x5bc886554a32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14\n   2:     0x5bc886554a32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9\n   3:     0x5bc886554a32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26\n   4:     0x5bc886573193 - core::fmt::rt::Argument::fmt::h2c56b3114963061a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76\n   5:     0x5bc886573193 - core::fmt::write::h8a494366950f23bb\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25\n   6:     0x5bc886551ed3 - std::io::default_write_fmt::ha27fbccbc65eb6fa\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11\n   7:     0x5bc886551ed3 - std::io::Write::write_fmt::h6556609fca33d0b1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13\n   8:     0x5bc886554882 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9\n   9:     0x5bc886555f73 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27\n  10:     0x5bc886555d55 - std::panicking::default_hook::h2c66fc99e962531d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9\n  11:     0x5bc886556945 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13\n  12:     0x5bc8865566a6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13\n  13:     0x5bc886554f39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18\n  14:     0x5bc88655636d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5\n  15:     0x5bc886572370 - core::panicking::panic_fmt::h62f63d096dd276af\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14\n  16:     0x5bc8865723fc - core::panicking::panic::h89a5f2df32b0508a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5\n  17:     0x5bc8865722e9 - core::option::unwrap_failed::he1a8284b5a1e2496\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:2130:5\n  18:     0x5bc88641ef44 - core::option::Option<T>::unwrap::h8c097a8694d00ea1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1009:21\n  19:     0x5bc88641ef44 - safe_mac_cli::self_mac_addr_as_string::haf6592a157b3e828\n                               at /opt/rustwide/workdir/src/main.rs:65:52\n  20:     0x5bc88641e38a - safe_mac_cli::main::h057437d7764ef14e\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  21:     0x5bc88641cdeb - core::ops::function::FnOnce::call_once::hee9a62c4cf53cc82\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5\n  22:     0x5bc88641c48e - std::sys::backtrace::__rust_begin_short_backtrace::h8da1de30eaed9cc4\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18\n  23:     0x5bc88641c3e1 - std::rt::lang_start::{{closure}}::h365d11289a3f6b9e\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:206:18\n  24:     0x5bc88654db20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21\n  25:     0x5bc88654db20 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  26:     0x5bc88654db20 - std::panicking::catch_unwind::h50591d85bf847c7c\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  27:     0x5bc88654db20 - std::panic::catch_unwind::h2487b4c4f2ae22c6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  28:     0x5bc88654db20 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24\n  29:     0x5bc88654db20 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  30:     0x5bc88654db20 - std::panicking::catch_unwind::hf9a822ea043fb0d6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  31:     0x5bc88654db20 - std::panic::catch_unwind::h5b3cac802237ed89\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  32:     0x5bc88654db20 - std::rt::lang_start_internal::h34f9328d113fd60a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5\n  33:     0x5bc88641c3c7 - std::rt::lang_start::h5dd6b61b6355dea8\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:205:5\n  34:     0x5bc88641f28e - main\n  35:     0x7d6df2c8e1ca - <unknown>\n  36:     0x7d6df2c8e28b - __libc_start_main\n  37:     0x5bc88641bc95 - _start\n  38:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5823360d6532 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5823360d6532 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5823360d6532 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5823360d6532 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5823360fd743 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5823360fd743 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5823360d2cb3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5823360d2cb3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5823360d6382 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5823360d7bd9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5823360d7a0e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x582336068a54 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x582336068a54 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5823360d86ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5823360d86ae - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5823360d837a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5823360d6a39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5823360d800d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5823360fbe70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x582335fded20 - core::panicking::panic_display::h882917f5d97b793c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:268:5
[INFO] [stdout]   20:     0x582335fe745b - assert_cmd::assert::AssertError::panic::panic_cold_display::hd48465240510fac1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic.rs:100:13
[INFO] [stdout]   21:     0x582335fe6f37 - assert_cmd::assert::AssertError::panic::h949f48f7a981ae8b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.6/src/assert.rs:1036:9
[INFO] [stdout]   22:     0x582335fe1d37 - core::ops::function::FnOnce::call_once::hac5cb2d34f62d60b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x582335fde634 - core::result::Result<T,E>::unwrap_or_else::hff7cfb4ad1cdbfc6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1525:23
[INFO] [stdout]   24:     0x582335fe6576 - assert_cmd::assert::Assert::success::hd6907937454b8a0e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.6/src/assert.rs:156:28
[INFO] [stdout]   25:     0x582335fd3a75 - main_test::basic_case_success::h0c2b2bdeff4ca37e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:22:10
[INFO] [stdout]   26:     0x582335fd3757 - main_test::basic_case_success::{{closure}}::hcf6804627144fb0b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:14:28
[INFO] [stdout]   27:     0x582335fcfe16 - core::ops::function::FnOnce::call_once::hde902ac9edd53f13
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   28:     0x58233606e2bb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   29:     0x58233606e2bb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   30:     0x58233606d3f5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   31:     0x58233606d3f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x58233606d3f5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   33:     0x58233606d3f5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   34:     0x58233606d3f5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58233606d3f5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   36:     0x58233606d3f5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   37:     0x582336030ff4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   38:     0x582336030ff4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   39:     0x5823360349ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   40:     0x5823360349ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x5823360349ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   42:     0x5823360349ca - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   43:     0x5823360349ca - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5823360349ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   45:     0x5823360349ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   46:     0x5823360db74f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   47:     0x5823360db74f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   48:     0x71ebdddebaa4 - <unknown>
[INFO] [stdout]   49:     0x71ebdde78a34 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- default_arg_success stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'default_arg_success' panicked at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```"\nthread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x60b1a9129a32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9\n   1:     0x60b1a9129a32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14\n   2:     0x60b1a9129a32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9\n   3:     0x60b1a9129a32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26\n   4:     0x60b1a9148193 - core::fmt::rt::Argument::fmt::h2c56b3114963061a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76\n   5:     0x60b1a9148193 - core::fmt::write::h8a494366950f23bb\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25\n   6:     0x60b1a9126ed3 - std::io::default_write_fmt::ha27fbccbc65eb6fa\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11\n   7:     0x60b1a9126ed3 - std::io::Write::write_fmt::h6556609fca33d0b1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13\n   8:     0x60b1a9129882 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9\n   9:     0x60b1a912af73 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27\n  10:     0x60b1a912ad55 - std::panicking::default_hook::h2c66fc99e962531d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9\n  11:     0x60b1a912b945 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13\n  12:     0x60b1a912b6a6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13\n  13:     0x60b1a9129f39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18\n  14:     0x60b1a912b36d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5\n  15:     0x60b1a9147370 - core::panicking::panic_fmt::h62f63d096dd276af\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14\n  16:     0x60b1a91473fc - core::panicking::panic::h89a5f2df32b0508a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5\n  17:     0x60b1a91472e9 - core::option::unwrap_failed::he1a8284b5a1e2496\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:2130:5\n  18:     0x60b1a8ff3f44 - core::option::Option<T>::unwrap::h8c097a8694d00ea1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1009:21\n  19:     0x60b1a8ff3f44 - safe_mac_cli::self_mac_addr_as_string::haf6592a157b3e828\n                               at /opt/rustwide/workdir/src/main.rs:65:52\n  20:     0x60b1a8ff338a - safe_mac_cli::main::h057437d7764ef14e\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  21:     0x60b1a8ff1deb - core::ops::function::FnOnce::call_once::hee9a62c4cf53cc82\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5\n  22:     0x60b1a8ff148e - std::sys::backtrace::__rust_begin_short_backtrace::h8da1de30eaed9cc4\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18\n  23:     0x60b1a8ff13e1 - std::rt::lang_start::{{closure}}::h365d11289a3f6b9e\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:206:18\n  24:     0x60b1a9122b20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21\n  25:     0x60b1a9122b20 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  26:     0x60b1a9122b20 - std::panicking::catch_unwind::h50591d85bf847c7c\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  27:     0x60b1a9122b20 - std::panic::catch_unwind::h2487b4c4f2ae22c6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  28:     0x60b1a9122b20 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24\n  29:     0x60b1a9122b20 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  30:     0x60b1a9122b20 - std::panicking::catch_unwind::hf9a822ea043fb0d6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  31:     0x60b1a9122b20 - std::panic::catch_unwind::h5b3cac802237ed89\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  32:     0x60b1a9122b20 - std::rt::lang_start_internal::h34f9328d113fd60a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5\n  33:     0x60b1a8ff13c7 - std::rt::lang_start::h5dd6b61b6355dea8\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:205:5\n  34:     0x60b1a8ff428e - main\n  35:     0x7bb2b843c1ca - <unknown>\n  36:     0x7bb2b843c28b - __libc_start_main\n  37:     0x60b1a8ff0c95 - _start\n  38:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmpo5vDrm" && "/opt/rustwide/target/debug/safe-mac-cli"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr="\nthread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x60b1a9129a32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9\n   1:     0x60b1a9129a32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14\n   2:     0x60b1a9129a32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9\n   3:     0x60b1a9129a32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26\n   4:     0x60b1a9148193 - core::fmt::rt::Argument::fmt::h2c56b3114963061a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76\n   5:     0x60b1a9148193 - core::fmt::write::h8a494366950f23bb\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25\n   6:     0x60b1a9126ed3 - std::io::default_write_fmt::ha27fbccbc65eb6fa\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11\n   7:     0x60b1a9126ed3 - std::io::Write::write_fmt::h6556609fca33d0b1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13\n   8:     0x60b1a9129882 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9\n   9:     0x60b1a912af73 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27\n  10:     0x60b1a912ad55 - std::panicking::default_hook::h2c66fc99e962531d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9\n  11:     0x60b1a912b945 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13\n  12:     0x60b1a912b6a6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13\n  13:     0x60b1a9129f39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18\n  14:     0x60b1a912b36d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5\n  15:     0x60b1a9147370 - core::panicking::panic_fmt::h62f63d096dd276af\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14\n  16:     0x60b1a91473fc - core::panicking::panic::h89a5f2df32b0508a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5\n  17:     0x60b1a91472e9 - core::option::unwrap_failed::he1a8284b5a1e2496\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:2130:5\n  18:     0x60b1a8ff3f44 - core::option::Option<T>::unwrap::h8c097a8694d00ea1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/option.rs:1009:21\n  19:     0x60b1a8ff3f44 - safe_mac_cli::self_mac_addr_as_string::haf6592a157b3e828\n                               at /opt/rustwide/workdir/src/main.rs:65:52\n  20:     0x60b1a8ff338a - safe_mac_cli::main::h057437d7764ef14e\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  21:     0x60b1a8ff1deb - core::ops::function::FnOnce::call_once::hee9a62c4cf53cc82\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5\n  22:     0x60b1a8ff148e - std::sys::backtrace::__rust_begin_short_backtrace::h8da1de30eaed9cc4\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18\n  23:     0x60b1a8ff13e1 - std::rt::lang_start::{{closure}}::h365d11289a3f6b9e\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:206:18\n  24:     0x60b1a9122b20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21\n  25:     0x60b1a9122b20 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  26:     0x60b1a9122b20 - std::panicking::catch_unwind::h50591d85bf847c7c\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  27:     0x60b1a9122b20 - std::panic::catch_unwind::h2487b4c4f2ae22c6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  28:     0x60b1a9122b20 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24\n  29:     0x60b1a9122b20 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40\n  30:     0x60b1a9122b20 - std::panicking::catch_unwind::hf9a822ea043fb0d6\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19\n  31:     0x60b1a9122b20 - std::panic::catch_unwind::h5b3cac802237ed89\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14\n  32:     0x60b1a9122b20 - std::rt::lang_start_internal::h34f9328d113fd60a\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5\n  33:     0x60b1a8ff13c7 - std::rt::lang_start::h5dd6b61b6355dea8\n                               at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:205:5\n  34:     0x60b1a8ff428e - main\n  35:     0x7bb2b843c1ca - <unknown>\n  36:     0x7bb2b843c28b - __libc_start_main\n  37:     0x60b1a8ff0c95 - _start\n  38:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5823360d6532 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5823360d6532 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5823360d6532 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5823360d6532 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5823360fd743 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5823360fd743 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5823360d2cb3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5823360d2cb3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5823360d6382 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5823360d7bd9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5823360d7a0e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x582336068a54 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x582336068a54 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5823360d86ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5823360d86ae - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5823360d837a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5823360d6a39 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5823360d800d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5823360fbe70 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x582335fded20 - core::panicking::panic_display::h882917f5d97b793c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:268:5
[INFO] [stdout]   20:     0x582335fe745b - assert_cmd::assert::AssertError::panic::panic_cold_display::hd48465240510fac1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic.rs:100:13
[INFO] [stdout]   21:     0x582335fe6f37 - assert_cmd::assert::AssertError::panic::h949f48f7a981ae8b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.6/src/assert.rs:1036:9
[INFO] [stdout]   22:     0x582335fe1d37 - core::ops::function::FnOnce::call_once::hac5cb2d34f62d60b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x582335fde634 - core::result::Result<T,E>::unwrap_or_else::hff7cfb4ad1cdbfc6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1525:23
[INFO] [stdout]   24:     0x582335fe6576 - assert_cmd::assert::Assert::success::hd6907937454b8a0e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/assert_cmd-2.0.6/src/assert.rs:156:28
[INFO] [stdout]   25:     0x582335fd4278 - main_test::default_arg_success::h40bd6e07534d7ef5
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:49:10
[INFO] [stdout]   26:     0x582335fd3f77 - main_test::default_arg_success::{{closure}}::hf9c7949d20d5b995
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:42:29
[INFO] [stdout]   27:     0x582335fcfe56 - core::ops::function::FnOnce::call_once::hf86c7673ad873b4f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   28:     0x58233606e2bb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   29:     0x58233606e2bb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   30:     0x58233606d3f5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   31:     0x58233606d3f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x58233606d3f5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   33:     0x58233606d3f5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   34:     0x58233606d3f5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x58233606d3f5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   36:     0x58233606d3f5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   37:     0x582336030ff4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   38:     0x582336030ff4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   39:     0x5823360349ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   40:     0x5823360349ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x5823360349ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   42:     0x5823360349ca - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   43:     0x5823360349ca - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5823360349ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   45:     0x5823360349ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   46:     0x5823360db74f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   47:     0x5823360db74f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   48:     0x71ebdddebaa4 - <unknown>
[INFO] [stdout]   49:     0x71ebdde78a34 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     basic_case_success
[INFO] [stdout]     default_arg_success
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39fb6aeed3c0865259903c25f8af560df79e8cfbf888a0a2832fc62de34271de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fb6aeed3c0865259903c25f8af560df79e8cfbf888a0a2832fc62de34271de", kill_on_drop: false }`
[INFO] [stdout] 39fb6aeed3c0865259903c25f8af560df79e8cfbf888a0a2832fc62de34271de
