[INFO] cloning repository https://github.com/l3r8yJ/safe-mac-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l3r8yJ/safe-mac-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3r8yJ%2Fsafe-mac-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3r8yJ%2Fsafe-mac-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f4dde235046181b87b43ab581bbb0804f5a66e0
[INFO] testing l3r8yJ/safe-mac-cli against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3r8yJ%2Fsafe-mac-cli" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/l3r8yJ/safe-mac-cli on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/l3r8yJ/safe-mac-cli
[INFO] finished tweaking git repo https://github.com/l3r8yJ/safe-mac-cli
[INFO] tweaked toml for git repo https://github.com/l3r8yJ/safe-mac-cli written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/l3r8yJ/safe-mac-cli 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fsutils v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4afd453a4d77a23bba52290e7c3a3bdc9059b77f5ce9a18744d415032218a9c8
[INFO] running `Command { std: "docker" "start" "-a" "4afd453a4d77a23bba52290e7c3a3bdc9059b77f5ce9a18744d415032218a9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4afd453a4d77a23bba52290e7c3a3bdc9059b77f5ce9a18744d415032218a9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afd453a4d77a23bba52290e7c3a3bdc9059b77f5ce9a18744d415032218a9c8", kill_on_drop: false }`
[INFO] [stdout] 4afd453a4d77a23bba52290e7c3a3bdc9059b77f5ce9a18744d415032218a9c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c053db9c7dffdf90d56caeaa6f0f5f12cdadd87e3358aaf93f0f0ed783d06b0
[INFO] running `Command { std: "docker" "start" "-a" "6c053db9c7dffdf90d56caeaa6f0f5f12cdadd87e3358aaf93f0f0ed783d06b0", kill_on_drop: false }`
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[INFO] [stderr]    Compiling safe-mac-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "6c053db9c7dffdf90d56caeaa6f0f5f12cdadd87e3358aaf93f0f0ed783d06b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c053db9c7dffdf90d56caeaa6f0f5f12cdadd87e3358aaf93f0f0ed783d06b0", kill_on_drop: false }`
[INFO] [stdout] 6c053db9c7dffdf90d56caeaa6f0f5f12cdadd87e3358aaf93f0f0ed783d06b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99294aef3ce820689b98fbfca648f9fa29f0d49fc9e89adbb4b2599550abd9d0
[INFO] running `Command { std: "docker" "start" "-a" "99294aef3ce820689b98fbfca648f9fa29f0d49fc9e89adbb4b2599550abd9d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling memchr v2.5.0
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[INFO] [stderr]    Compiling safe-mac-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "99294aef3ce820689b98fbfca648f9fa29f0d49fc9e89adbb4b2599550abd9d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99294aef3ce820689b98fbfca648f9fa29f0d49fc9e89adbb4b2599550abd9d0", kill_on_drop: false }`
[INFO] [stdout] 99294aef3ce820689b98fbfca648f9fa29f0d49fc9e89adbb4b2599550abd9d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4bc2debc574eeebe2ca7a99f5e6a33718466251f7b3f0f52e0bbb039873c47d
[INFO] running `Command { std: "docker" "start" "-a" "f4bc2debc574eeebe2ca7a99f5e6a33718466251f7b3f0f52e0bbb039873c47d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/safe_mac_cli-6f0f3ec29f56415b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main_test.rs (/opt/rustwide/target/debug/deps/main_test-28a9d41a256459b0)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic_case_fail ... ok
[INFO] [stdout] test default_arg_fail ... ok
[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] thread 'basic_case_success' panicked at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```"thread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x55d29875e47c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5\n   1:     0x55d29875e47c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x55d29875e47c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5\n   3:     0x55d29875e47c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22\n   4:     0x55d2987806b0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9\n   5:     0x55d2987806b0 - core::fmt::write::h3a39390d8560d9c9\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17\n   6:     0x55d29875c47f - std::io::Write::write_fmt::h5fc9997dfe05f882\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15\n   7:     0x55d29875e264 - std::sys_common::backtrace::_print::h894006fb5c6f3d45\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5\n   8:     0x55d29875e264 - std::sys_common::backtrace::print::h23a2d212c6fff936\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9\n   9:     0x55d29875f777 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a\n  10:     0x55d29875f4df - std::panicking::default_hook::h6038f2eba384e475\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9\n  11:     0x55d29875fbf8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13\n  12:     0x55d29875faa9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13\n  13:     0x55d29875e946 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18\n  14:     0x55d29875f842 - rust_begin_unwind\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5\n  15:     0x55d298616735 - core::panicking::panic_fmt::hbf0e066aabfa482c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14\n  16:     0x55d2986167d3 - core::panicking::panic::h195fc2a96298d4c3\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5\n  17:     0x55d298618959 - core::option::Option<T>::unwrap::hde67f0287158d6ad\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21\n  18:     0x55d298619ef2 - safe_mac_cli::self_mac_addr_as_string::h8e91891adf867d82\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x55d2986194f5 - safe_mac_cli::main::hd9ff6da3d024d905\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x55d29861822b - core::ops::function::FnOnce::call_once::h568ef3996713ad2f\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5\n  21:     0x55d29861706e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4566102327458724\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18\n  22:     0x55d298617761 - std::rt::lang_start::{{closure}}::hd769b69673f8ed5c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:167:18\n  23:     0x55d2987583d7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13\n  24:     0x55d2987583d7 - std::panicking::try::do_call::h6e8cf51db32a6e4b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  25:     0x55d2987583d7 - std::panicking::try::h3a52eefe24fe3c29\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  26:     0x55d2987583d7 - std::panic::catch_unwind::h24c28c23c02c3841\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  27:     0x55d2987583d7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48\n  28:     0x55d2987583d7 - std::panicking::try::do_call::ha21f52ba13158470\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  29:     0x55d2987583d7 - std::panicking::try::h5581346bf6aeb1f8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  30:     0x55d2987583d7 - std::panic::catch_unwind::h7919645a6b72e25b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  31:     0x55d2987583d7 - std::rt::lang_start_internal::h12de51168669836e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20\n  32:     0x55d29861773a - std::rt::lang_start::h914529d6795f5385\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:166:17\n  33:     0x55d29861a13e - main\n  34:     0x7f9320d33d90 - <unknown>\n  35:     0x7f9320d33e40 - __libc_start_main\n  36:     0x55d298616f95 - _start\n  37:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmpNzFkkD" && "/opt/rustwide/target/debug/safe-mac-cli" "config.txt"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr="thread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x55d29875e47c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5\n   1:     0x55d29875e47c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x55d29875e47c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5\n   3:     0x55d29875e47c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22\n   4:     0x55d2987806b0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9\n   5:     0x55d2987806b0 - core::fmt::write::h3a39390d8560d9c9\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17\n   6:     0x55d29875c47f - std::io::Write::write_fmt::h5fc9997dfe05f882\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15\n   7:     0x55d29875e264 - std::sys_common::backtrace::_print::h894006fb5c6f3d45\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5\n   8:     0x55d29875e264 - std::sys_common::backtrace::print::h23a2d212c6fff936\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9\n   9:     0x55d29875f777 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a\n  10:     0x55d29875f4df - std::panicking::default_hook::h6038f2eba384e475\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9\n  11:     0x55d29875fbf8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13\n  12:     0x55d29875faa9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13\n  13:     0x55d29875e946 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18\n  14:     0x55d29875f842 - rust_begin_unwind\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5\n  15:     0x55d298616735 - core::panicking::panic_fmt::hbf0e066aabfa482c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14\n  16:     0x55d2986167d3 - core::panicking::panic::h195fc2a96298d4c3\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5\n  17:     0x55d298618959 - core::option::Option<T>::unwrap::hde67f0287158d6ad\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21\n  18:     0x55d298619ef2 - safe_mac_cli::self_mac_addr_as_string::h8e91891adf867d82\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x55d2986194f5 - safe_mac_cli::main::hd9ff6da3d024d905\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x55d29861822b - core::ops::function::FnOnce::call_once::h568ef3996713ad2f\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5\n  21:     0x55d29861706e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4566102327458724\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18\n  22:     0x55d298617761 - std::rt::lang_start::{{closure}}::hd769b69673f8ed5c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:167:18\n  23:     0x55d2987583d7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13\n  24:     0x55d2987583d7 - std::panicking::try::do_call::h6e8cf51db32a6e4b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  25:     0x55d2987583d7 - std::panicking::try::h3a52eefe24fe3c29\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  26:     0x55d2987583d7 - std::panic::catch_unwind::h24c28c23c02c3841\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  27:     0x55d2987583d7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48\n  28:     0x55d2987583d7 - std::panicking::try::do_call::ha21f52ba13158470\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  29:     0x55d2987583d7 - std::panicking::try::h5581346bf6aeb1f8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  30:     0x55d2987583d7 - std::panic::catch_unwind::h7919645a6b72e25b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  31:     0x55d2987583d7 - std::rt::lang_start_internal::h12de51168669836e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20\n  32:     0x55d29861773a - std::rt::lang_start::h914529d6795f5385\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:166:17\n  33:     0x55d29861a13e - main\n  34:     0x7f9320d33d90 - <unknown>\n  35:     0x7f9320d33e40 - __libc_start_main\n  36:     0x55d298616f95 - _start\n  37:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e9382588ec - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55e9382588ec - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e9382588ec - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55e9382588ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e938283e00 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55e938283e00 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55e938255a3f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55e9382586d4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e9382586d4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e93825a417 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55e93825a103 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55e9381f0757 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55e9381f0757 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55e93825aa28 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55e93825aa28 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55e93825a77e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55e938258db6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55e93825a4e2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55e9381510d5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e93815f28f - core::panicking::panic_display::h686fd225ddb7a67b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:178:5
[INFO] [stdout]   20:     0x55e93815bc3e - assert_cmd::assert::AssertError::panic::panic_cold_display::h0618c03d087006a6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic.rs:99:13
[INFO] [stdout]   21:     0x55e93815b507 - assert_cmd::assert::AssertError::panic::hb441d43a96d90591
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/assert_cmd-2.0.6/src/assert.rs:1036:9
[INFO] [stdout]   22:     0x55e93815c9f7 - core::ops::function::FnOnce::call_once::h509362d431590e3c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55e93815e945 - core::result::Result<T,E>::unwrap_or_else::hdd391f1c7c518ca7
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1430:23
[INFO] [stdout]   24:     0x55e93815aad6 - assert_cmd::assert::Assert::success::hd49ec2f2e9658dc8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/assert_cmd-2.0.6/src/assert.rs:156:9
[INFO] [stdout]   25:     0x55e9381569b3 - main_test::basic_case_success::ha4eb293095cd5fd1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:17:5
[INFO] [stdout]   26:     0x55e938156767 - main_test::basic_case_success::{{closure}}::h62744d1b4d09d053
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:14:28
[INFO] [stdout]   27:     0x55e9381529a6 - core::ops::function::FnOnce::call_once::h3260eacf07b87b9e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55e9381f5daf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55e9381f5daf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   30:     0x55e9381f4dc5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   31:     0x55e9381f4dc5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55e9381f4dc5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   33:     0x55e9381f4dc5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   34:     0x55e9381f4dc5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   35:     0x55e9381f4dc5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   36:     0x55e9381f4dc5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   37:     0x55e9381bd086 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   38:     0x55e9381bd086 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   39:     0x55e9381c2137 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   40:     0x55e9381c2137 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55e9381c2137 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   42:     0x55e9381c2137 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   43:     0x55e9381c2137 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   44:     0x55e9381c2137 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   45:     0x55e9381c2137 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55e938260825 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   47:     0x55e938260825 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   48:     0x55e938260825 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f4c465dcac3 - <unknown>
[INFO] [stdout]   50:     0x7f4c4666dbf4 - __clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- default_arg_success stdout ----
[INFO] [stdout] thread 'default_arg_success' panicked at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5:
[INFO] [stdout] Unexpected failure.
[INFO] [stdout] code-101
[INFO] [stdout] stderr=```"thread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x557c15ef647c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5\n   1:     0x557c15ef647c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x557c15ef647c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5\n   3:     0x557c15ef647c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22\n   4:     0x557c15f186b0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9\n   5:     0x557c15f186b0 - core::fmt::write::h3a39390d8560d9c9\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17\n   6:     0x557c15ef447f - std::io::Write::write_fmt::h5fc9997dfe05f882\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15\n   7:     0x557c15ef6264 - std::sys_common::backtrace::_print::h894006fb5c6f3d45\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5\n   8:     0x557c15ef6264 - std::sys_common::backtrace::print::h23a2d212c6fff936\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9\n   9:     0x557c15ef7777 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a\n  10:     0x557c15ef74df - std::panicking::default_hook::h6038f2eba384e475\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9\n  11:     0x557c15ef7bf8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13\n  12:     0x557c15ef7aa9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13\n  13:     0x557c15ef6946 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18\n  14:     0x557c15ef7842 - rust_begin_unwind\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5\n  15:     0x557c15dae735 - core::panicking::panic_fmt::hbf0e066aabfa482c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14\n  16:     0x557c15dae7d3 - core::panicking::panic::h195fc2a96298d4c3\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5\n  17:     0x557c15db0959 - core::option::Option<T>::unwrap::hde67f0287158d6ad\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21\n  18:     0x557c15db1ef2 - safe_mac_cli::self_mac_addr_as_string::h8e91891adf867d82\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x557c15db14f5 - safe_mac_cli::main::hd9ff6da3d024d905\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x557c15db022b - core::ops::function::FnOnce::call_once::h568ef3996713ad2f\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5\n  21:     0x557c15daf06e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4566102327458724\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18\n  22:     0x557c15daf761 - std::rt::lang_start::{{closure}}::hd769b69673f8ed5c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:167:18\n  23:     0x557c15ef03d7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13\n  24:     0x557c15ef03d7 - std::panicking::try::do_call::h6e8cf51db32a6e4b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  25:     0x557c15ef03d7 - std::panicking::try::h3a52eefe24fe3c29\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  26:     0x557c15ef03d7 - std::panic::catch_unwind::h24c28c23c02c3841\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  27:     0x557c15ef03d7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48\n  28:     0x557c15ef03d7 - std::panicking::try::do_call::ha21f52ba13158470\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  29:     0x557c15ef03d7 - std::panicking::try::h5581346bf6aeb1f8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  30:     0x557c15ef03d7 - std::panic::catch_unwind::h7919645a6b72e25b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  31:     0x557c15ef03d7 - std::rt::lang_start_internal::h12de51168669836e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20\n  32:     0x557c15daf73a - std::rt::lang_start::h914529d6795f5385\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:166:17\n  33:     0x557c15db213e - main\n  34:     0x7fb960655d90 - <unknown>\n  35:     0x7fb960655e40 - __libc_start_main\n  36:     0x557c15daef95 - _start\n  37:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmpeMkdxU" && "/opt/rustwide/target/debug/safe-mac-cli"`
[INFO] [stdout] code=101
[INFO] [stdout] stdout=""
[INFO] [stdout] stderr="thread \'main\' panicked at src/main.rs:65:52:\ncalled `Option::unwrap()` on a `None` value\nstack backtrace:\n   0:     0x557c15ef647c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5\n   1:     0x557c15ef647c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x557c15ef647c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5\n   3:     0x557c15ef647c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22\n   4:     0x557c15f186b0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9\n   5:     0x557c15f186b0 - core::fmt::write::h3a39390d8560d9c9\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17\n   6:     0x557c15ef447f - std::io::Write::write_fmt::h5fc9997dfe05f882\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15\n   7:     0x557c15ef6264 - std::sys_common::backtrace::_print::h894006fb5c6f3d45\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5\n   8:     0x557c15ef6264 - std::sys_common::backtrace::print::h23a2d212c6fff936\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9\n   9:     0x557c15ef7777 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a\n  10:     0x557c15ef74df - std::panicking::default_hook::h6038f2eba384e475\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9\n  11:     0x557c15ef7bf8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13\n  12:     0x557c15ef7aa9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13\n  13:     0x557c15ef6946 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18\n  14:     0x557c15ef7842 - rust_begin_unwind\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5\n  15:     0x557c15dae735 - core::panicking::panic_fmt::hbf0e066aabfa482c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14\n  16:     0x557c15dae7d3 - core::panicking::panic::h195fc2a96298d4c3\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:127:5\n  17:     0x557c15db0959 - core::option::Option<T>::unwrap::hde67f0287158d6ad\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:931:21\n  18:     0x557c15db1ef2 - safe_mac_cli::self_mac_addr_as_string::h8e91891adf867d82\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x557c15db14f5 - safe_mac_cli::main::hd9ff6da3d024d905\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x557c15db022b - core::ops::function::FnOnce::call_once::h568ef3996713ad2f\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5\n  21:     0x557c15daf06e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4566102327458724\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18\n  22:     0x557c15daf761 - std::rt::lang_start::{{closure}}::hd769b69673f8ed5c\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:167:18\n  23:     0x557c15ef03d7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13\n  24:     0x557c15ef03d7 - std::panicking::try::do_call::h6e8cf51db32a6e4b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  25:     0x557c15ef03d7 - std::panicking::try::h3a52eefe24fe3c29\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  26:     0x557c15ef03d7 - std::panic::catch_unwind::h24c28c23c02c3841\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  27:     0x557c15ef03d7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48\n  28:     0x557c15ef03d7 - std::panicking::try::do_call::ha21f52ba13158470\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40\n  29:     0x557c15ef03d7 - std::panicking::try::h5581346bf6aeb1f8\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19\n  30:     0x557c15ef03d7 - std::panic::catch_unwind::h7919645a6b72e25b\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14\n  31:     0x557c15ef03d7 - std::rt::lang_start_internal::h12de51168669836e\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20\n  32:     0x557c15daf73a - std::rt::lang_start::h914529d6795f5385\n                               at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:166:17\n  33:     0x557c15db213e - main\n  34:     0x7fb960655d90 - <unknown>\n  35:     0x7fb960655e40 - __libc_start_main\n  36:     0x557c15daef95 - _start\n  37:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e9382588ec - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55e9382588ec - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e9382588ec - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55e9382588ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e938283e00 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55e938283e00 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55e938255a3f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55e9382586d4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e9382586d4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e93825a417 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55e93825a103 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55e9381f0757 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55e9381f0757 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55e93825aa28 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55e93825aa28 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55e93825a77e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55e938258db6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55e93825a4e2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55e9381510d5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e93815f28f - core::panicking::panic_display::h686fd225ddb7a67b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:178:5
[INFO] [stdout]   20:     0x55e93815bc3e - assert_cmd::assert::AssertError::panic::panic_cold_display::h0618c03d087006a6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic.rs:99:13
[INFO] [stdout]   21:     0x55e93815b507 - assert_cmd::assert::AssertError::panic::hb441d43a96d90591
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/assert_cmd-2.0.6/src/assert.rs:1036:9
[INFO] [stdout]   22:     0x55e93815c9f7 - core::ops::function::FnOnce::call_once::h509362d431590e3c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55e93815e945 - core::result::Result<T,E>::unwrap_or_else::hdd391f1c7c518ca7
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1430:23
[INFO] [stdout]   24:     0x55e93815aad6 - assert_cmd::assert::Assert::success::hd49ec2f2e9658dc8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/assert_cmd-2.0.6/src/assert.rs:156:9
[INFO] [stdout]   25:     0x55e93815700a - main_test::default_arg_success::hc693f4ddb774468b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:45:5
[INFO] [stdout]   26:     0x55e938156de7 - main_test::default_arg_success::{{closure}}::h2f0b026f45c4b0ce
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:42:29
[INFO] [stdout]   27:     0x55e938152a66 - core::ops::function::FnOnce::call_once::haf028c8252ae3f71
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55e9381f5daf - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x55e9381f5daf - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   30:     0x55e9381f4dc5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   31:     0x55e9381f4dc5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x55e9381f4dc5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   33:     0x55e9381f4dc5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   34:     0x55e9381f4dc5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   35:     0x55e9381f4dc5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   36:     0x55e9381f4dc5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   37:     0x55e9381bd086 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   38:     0x55e9381bd086 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   39:     0x55e9381c2137 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   40:     0x55e9381c2137 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   41:     0x55e9381c2137 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   42:     0x55e9381c2137 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   43:     0x55e9381c2137 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   44:     0x55e9381c2137 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   45:     0x55e9381c2137 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x55e938260825 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   47:     0x55e938260825 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   48:     0x55e938260825 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   49:     0x7f4c465dcac3 - <unknown>
[INFO] [stdout]   50:     0x7f4c4666dbf4 - __clone
[INFO] [stdout]   51:                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 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test main_test`
[INFO] running `Command { std: "docker" "inspect" "f4bc2debc574eeebe2ca7a99f5e6a33718466251f7b3f0f52e0bbb039873c47d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bc2debc574eeebe2ca7a99f5e6a33718466251f7b3f0f52e0bbb039873c47d", kill_on_drop: false }`
[INFO] [stdout] f4bc2debc574eeebe2ca7a99f5e6a33718466251f7b3f0f52e0bbb039873c47d
