[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 beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl3r8yJ%2Fsafe-mac-cli" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/l3r8yJ/safe-mac-cli on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "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-3-tc2/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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dda2c49f56049e3798677e495debc993effcbf4ba0d9dab37c5eb0dd2cda8ff
[INFO] running `Command { std: "docker" "start" "-a" "6dda2c49f56049e3798677e495debc993effcbf4ba0d9dab37c5eb0dd2cda8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dda2c49f56049e3798677e495debc993effcbf4ba0d9dab37c5eb0dd2cda8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dda2c49f56049e3798677e495debc993effcbf4ba0d9dab37c5eb0dd2cda8ff", kill_on_drop: false }`
[INFO] [stdout] 6dda2c49f56049e3798677e495debc993effcbf4ba0d9dab37c5eb0dd2cda8ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7d74f99b52c7119ccdfb0aa9087e52b5501a14a31507b03c0aba261b12a412
[INFO] running `Command { std: "docker" "start" "-a" "dd7d74f99b52c7119ccdfb0aa9087e52b5501a14a31507b03c0aba261b12a412", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
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[INFO] [stderr]    Compiling ipnetwork v0.19.0
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[INFO] [stderr]    Compiling mac_address v1.1.4
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[INFO] [stderr]    Compiling safe-mac-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.97s
[INFO] running `Command { std: "docker" "inspect" "dd7d74f99b52c7119ccdfb0aa9087e52b5501a14a31507b03c0aba261b12a412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7d74f99b52c7119ccdfb0aa9087e52b5501a14a31507b03c0aba261b12a412", kill_on_drop: false }`
[INFO] [stdout] dd7d74f99b52c7119ccdfb0aa9087e52b5501a14a31507b03c0aba261b12a412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f2ba0a4dfd279bdef2f671c023c18e6c885d3db94b581a684feb05320b1f04d
[INFO] running `Command { std: "docker" "start" "-a" "6f2ba0a4dfd279bdef2f671c023c18e6c885d3db94b581a684feb05320b1f04d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling predicates-core v1.0.5
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termtree v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling difflib v0.4.0
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[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.7
[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 predicates v2.1.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[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 12.96s
[INFO] running `Command { std: "docker" "inspect" "6f2ba0a4dfd279bdef2f671c023c18e6c885d3db94b581a684feb05320b1f04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2ba0a4dfd279bdef2f671c023c18e6c885d3db94b581a684feb05320b1f04d", kill_on_drop: false }`
[INFO] [stdout] 6f2ba0a4dfd279bdef2f671c023c18e6c885d3db94b581a684feb05320b1f04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff5cc4a0d6a549d77b3951b9997f150fedecce74fdfe6a917d310ec0810e3d38
[INFO] running `Command { std: "docker" "start" "-a" "ff5cc4a0d6a549d77b3951b9997f150fedecce74fdfe6a917d310ec0810e3d38", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/safe_mac_cli-2a2d9d9637c63fd3)
[INFO] [stderr]      Running tests/main_test.rs (/opt/rustwide/target/debug/deps/main_test-af532ce2a68ccc14)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic_case_fail ... ok
[INFO] [stdout] test basic_case_success ... FAILED
[INFO] [stdout] test default_arg_success ... FAILED
[INFO] [stdout] test default_arg_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- basic_case_success stdout ----
[INFO] [stdout] thread 'basic_case_success' panicked at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/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:     0x650ea45bf6ca - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5\n   1:     0x650ea45bf6ca - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x650ea45bf6ca - std::sys::backtrace::_print_fmt::h8588b0f62410823f\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9\n   3:     0x650ea45bf6ca - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26\n   4:     0x650ea45dd843 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76\n   5:     0x650ea45dd843 - core::fmt::write::h0dd5f6e2238c7982\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21\n   6:     0x650ea45bca73 - std::io::Write::write_fmt::hc00bff0a88e08857\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15\n   7:     0x650ea45bf512 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9\n   8:     0x650ea45c04dc - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22\n   9:     0x650ea45c0322 - std::panicking::default_hook::he5f8e3b203ccddba\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9\n  10:     0x650ea45c0ab7 - std::panicking::rust_panic_with_hook::h53863d4e9018df39\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:801:13\n  11:     0x650ea45c0916 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13\n  12:     0x650ea45bfba9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18\n  13:     0x650ea45c05dc - rust_begin_unwind\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5\n  14:     0x650ea447e610 - core::panicking::panic_fmt::h6792bd1b2bf01041\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14\n  15:     0x650ea447e69c - core::panicking::panic::hbb5c236a846c507c\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5\n  16:     0x650ea447e589 - core::option::unwrap_failed::hc5b7b0e3b50bafe9\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:2009:5\n  17:     0x650ea448212b - core::option::Option<T>::unwrap::hd936e2247848145a\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:972:21\n  18:     0x650ea448212b - safe_mac_cli::self_mac_addr_as_string::h77a525c68041cced\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x650ea448149a - safe_mac_cli::main::hb90367378c8fa03b\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x650ea447fe4b - core::ops::function::FnOnce::call_once::h0d9f007a367ff98d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5\n  21:     0x650ea447f52e - std::sys::backtrace::__rust_begin_short_backtrace::ha7988e66c9ea4518\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18\n  22:     0x650ea447f491 - std::rt::lang_start::{{closure}}::hb05ae661a3f1788d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:195:18\n  23:     0x650ea45b9167 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hba2470d01d3f5e41\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:284:13\n  24:     0x650ea45b9167 - std::panicking::try::do_call::hc063fb73159aab72\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  25:     0x650ea45b9167 - std::panicking::try::h2767c6d245d3a3bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  26:     0x650ea45b9167 - std::panic::catch_unwind::h061c6ef75790da63\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  27:     0x650ea45b9167 - std::rt::lang_start_internal::{{closure}}::h5c5e35b11a4b8c4e\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:48\n  28:     0x650ea45b9167 - std::panicking::try::do_call::h705e99690a8109cc\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  29:     0x650ea45b9167 - std::panicking::try::he5f4452754ed9a34\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  30:     0x650ea45b9167 - std::panic::catch_unwind::h5db61b3bcbe883e5\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  31:     0x650ea45b9167 - std::rt::lang_start_internal::h81da9b59bab665c6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:20\n  32:     0x650ea447f46a - std::rt::lang_start::h7727dbf577afec91\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:194:17\n  33:     0x650ea44824fe - main\n  34:     0x7e6df7bd7d90 - <unknown>\n  35:     0x7e6df7bd7e40 - __libc_start_main\n  36:     0x650ea447ee55 - _start\n  37:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmp4NSuiu" && "/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:     0x650ea45bf6ca - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5\n   1:     0x650ea45bf6ca - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x650ea45bf6ca - std::sys::backtrace::_print_fmt::h8588b0f62410823f\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9\n   3:     0x650ea45bf6ca - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26\n   4:     0x650ea45dd843 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76\n   5:     0x650ea45dd843 - core::fmt::write::h0dd5f6e2238c7982\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21\n   6:     0x650ea45bca73 - std::io::Write::write_fmt::hc00bff0a88e08857\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15\n   7:     0x650ea45bf512 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9\n   8:     0x650ea45c04dc - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22\n   9:     0x650ea45c0322 - std::panicking::default_hook::he5f8e3b203ccddba\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9\n  10:     0x650ea45c0ab7 - std::panicking::rust_panic_with_hook::h53863d4e9018df39\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:801:13\n  11:     0x650ea45c0916 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13\n  12:     0x650ea45bfba9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18\n  13:     0x650ea45c05dc - rust_begin_unwind\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5\n  14:     0x650ea447e610 - core::panicking::panic_fmt::h6792bd1b2bf01041\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14\n  15:     0x650ea447e69c - core::panicking::panic::hbb5c236a846c507c\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5\n  16:     0x650ea447e589 - core::option::unwrap_failed::hc5b7b0e3b50bafe9\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:2009:5\n  17:     0x650ea448212b - core::option::Option<T>::unwrap::hd936e2247848145a\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:972:21\n  18:     0x650ea448212b - safe_mac_cli::self_mac_addr_as_string::h77a525c68041cced\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x650ea448149a - safe_mac_cli::main::hb90367378c8fa03b\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x650ea447fe4b - core::ops::function::FnOnce::call_once::h0d9f007a367ff98d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5\n  21:     0x650ea447f52e - std::sys::backtrace::__rust_begin_short_backtrace::ha7988e66c9ea4518\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18\n  22:     0x650ea447f491 - std::rt::lang_start::{{closure}}::hb05ae661a3f1788d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:195:18\n  23:     0x650ea45b9167 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hba2470d01d3f5e41\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:284:13\n  24:     0x650ea45b9167 - std::panicking::try::do_call::hc063fb73159aab72\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  25:     0x650ea45b9167 - std::panicking::try::h2767c6d245d3a3bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  26:     0x650ea45b9167 - std::panic::catch_unwind::h061c6ef75790da63\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  27:     0x650ea45b9167 - std::rt::lang_start_internal::{{closure}}::h5c5e35b11a4b8c4e\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:48\n  28:     0x650ea45b9167 - std::panicking::try::do_call::h705e99690a8109cc\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  29:     0x650ea45b9167 - std::panicking::try::he5f4452754ed9a34\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  30:     0x650ea45b9167 - std::panic::catch_unwind::h5db61b3bcbe883e5\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  31:     0x650ea45b9167 - std::rt::lang_start_internal::h81da9b59bab665c6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:20\n  32:     0x650ea447f46a - std::rt::lang_start::h7727dbf577afec91\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:194:17\n  33:     0x650ea44824fe - main\n  34:     0x7e6df7bd7d90 - <unknown>\n  35:     0x7e6df7bd7e40 - __libc_start_main\n  36:     0x650ea447ee55 - _start\n  37:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b17172e6a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x555b17172e6a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555b17172e6a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x555b17172e6a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x555b1719a633 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x555b1719a633 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x555b1716f933 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x555b17172cb2 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x555b1717436d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x555b17174177 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x555b17104e07 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x555b17104e07 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x555b17174a18 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x555b17174a18 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x555b171747da - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x555b17173349 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x555b1717446c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x555b17069c00 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x555b17072233 - core::panicking::panic_display::h24018d46c5ea5a18
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:269:5
[INFO] [stdout]   19:     0x555b1707ca8e - assert_cmd::assert::AssertError::panic::panic_cold_display::h24d41a08005f6b82
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic.rs:100:13
[INFO] [stdout]   20:     0x555b1707c377 - assert_cmd::assert::AssertError::panic::h7db020176316fcea
[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]   21:     0x555b17075147 - core::ops::function::FnOnce::call_once::he572e55bc7bcded1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x555b17079aa0 - core::result::Result<T,E>::unwrap_or_else::h7806a00d45aac10f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1458:23
[INFO] [stdout]   23:     0x555b1707b8f6 - assert_cmd::assert::Assert::success::hf2243c4b8dad1e3b
[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]   24:     0x555b1706f1f2 - main_test::basic_case_success::h9a37eca9aca11813
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:17:5
[INFO] [stdout]   25:     0x555b1706eed7 - main_test::basic_case_success::{{closure}}::h70ceea3f6f3f5104
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:14:28
[INFO] [stdout]   26:     0x555b1706b356 - core::ops::function::FnOnce::call_once::h4228ff65e5a96d89
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x555b1710992b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x555b1710992b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   29:     0x555b17109318 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   30:     0x555b17109318 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x555b17109318 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   32:     0x555b17109318 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   33:     0x555b17109318 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   34:     0x555b17109318 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   35:     0x555b17109318 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   36:     0x555b170ccdba - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   37:     0x555b170ccdba - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   38:     0x555b170d0734 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   39:     0x555b170d0734 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x555b170d0734 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   41:     0x555b170d0734 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   42:     0x555b170d0734 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   43:     0x555b170d0734 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   44:     0x555b170d0734 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x555b17179f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   46:     0x555b17179f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   47:     0x555b17179f2b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   48:     0x7adb048e6ac3 - <unknown>
[INFO] [stdout]   49:     0x7adb04977a04 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- default_arg_success stdout ----
[INFO] [stdout] thread 'default_arg_success' panicked at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/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:     0x59b90dd256ca - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5\n   1:     0x59b90dd256ca - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x59b90dd256ca - std::sys::backtrace::_print_fmt::h8588b0f62410823f\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9\n   3:     0x59b90dd256ca - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26\n   4:     0x59b90dd43843 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76\n   5:     0x59b90dd43843 - core::fmt::write::h0dd5f6e2238c7982\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21\n   6:     0x59b90dd22a73 - std::io::Write::write_fmt::hc00bff0a88e08857\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15\n   7:     0x59b90dd25512 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9\n   8:     0x59b90dd264dc - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22\n   9:     0x59b90dd26322 - std::panicking::default_hook::he5f8e3b203ccddba\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9\n  10:     0x59b90dd26ab7 - std::panicking::rust_panic_with_hook::h53863d4e9018df39\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:801:13\n  11:     0x59b90dd26916 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13\n  12:     0x59b90dd25ba9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18\n  13:     0x59b90dd265dc - rust_begin_unwind\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5\n  14:     0x59b90dbe4610 - core::panicking::panic_fmt::h6792bd1b2bf01041\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14\n  15:     0x59b90dbe469c - core::panicking::panic::hbb5c236a846c507c\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5\n  16:     0x59b90dbe4589 - core::option::unwrap_failed::hc5b7b0e3b50bafe9\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:2009:5\n  17:     0x59b90dbe812b - core::option::Option<T>::unwrap::hd936e2247848145a\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:972:21\n  18:     0x59b90dbe812b - safe_mac_cli::self_mac_addr_as_string::h77a525c68041cced\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x59b90dbe749a - safe_mac_cli::main::hb90367378c8fa03b\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x59b90dbe5e4b - core::ops::function::FnOnce::call_once::h0d9f007a367ff98d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5\n  21:     0x59b90dbe552e - std::sys::backtrace::__rust_begin_short_backtrace::ha7988e66c9ea4518\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18\n  22:     0x59b90dbe5491 - std::rt::lang_start::{{closure}}::hb05ae661a3f1788d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:195:18\n  23:     0x59b90dd1f167 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hba2470d01d3f5e41\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:284:13\n  24:     0x59b90dd1f167 - std::panicking::try::do_call::hc063fb73159aab72\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  25:     0x59b90dd1f167 - std::panicking::try::h2767c6d245d3a3bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  26:     0x59b90dd1f167 - std::panic::catch_unwind::h061c6ef75790da63\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  27:     0x59b90dd1f167 - std::rt::lang_start_internal::{{closure}}::h5c5e35b11a4b8c4e\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:48\n  28:     0x59b90dd1f167 - std::panicking::try::do_call::h705e99690a8109cc\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  29:     0x59b90dd1f167 - std::panicking::try::he5f4452754ed9a34\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  30:     0x59b90dd1f167 - std::panic::catch_unwind::h5db61b3bcbe883e5\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  31:     0x59b90dd1f167 - std::rt::lang_start_internal::h81da9b59bab665c6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:20\n  32:     0x59b90dbe546a - std::rt::lang_start::h7727dbf577afec91\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:194:17\n  33:     0x59b90dbe84fe - main\n  34:     0x7404a26dad90 - <unknown>\n  35:     0x7404a26dae40 - __libc_start_main\n  36:     0x59b90dbe4e55 - _start\n  37:                0x0 - <unknown>\n"```
[INFO] [stdout] command=`cd "/tmp/.tmpDpM6XL" && "/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:     0x59b90dd256ca - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5\n   1:     0x59b90dd256ca - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5\n   2:     0x59b90dd256ca - std::sys::backtrace::_print_fmt::h8588b0f62410823f\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9\n   3:     0x59b90dd256ca - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26\n   4:     0x59b90dd43843 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76\n   5:     0x59b90dd43843 - core::fmt::write::h0dd5f6e2238c7982\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21\n   6:     0x59b90dd22a73 - std::io::Write::write_fmt::hc00bff0a88e08857\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15\n   7:     0x59b90dd25512 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9\n   8:     0x59b90dd264dc - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22\n   9:     0x59b90dd26322 - std::panicking::default_hook::he5f8e3b203ccddba\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9\n  10:     0x59b90dd26ab7 - std::panicking::rust_panic_with_hook::h53863d4e9018df39\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:801:13\n  11:     0x59b90dd26916 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13\n  12:     0x59b90dd25ba9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18\n  13:     0x59b90dd265dc - rust_begin_unwind\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5\n  14:     0x59b90dbe4610 - core::panicking::panic_fmt::h6792bd1b2bf01041\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14\n  15:     0x59b90dbe469c - core::panicking::panic::hbb5c236a846c507c\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5\n  16:     0x59b90dbe4589 - core::option::unwrap_failed::hc5b7b0e3b50bafe9\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:2009:5\n  17:     0x59b90dbe812b - core::option::Option<T>::unwrap::hd936e2247848145a\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:972:21\n  18:     0x59b90dbe812b - safe_mac_cli::self_mac_addr_as_string::h77a525c68041cced\n                               at /opt/rustwide/workdir/src/main.rs:65:25\n  19:     0x59b90dbe749a - safe_mac_cli::main::hb90367378c8fa03b\n                               at /opt/rustwide/workdir/src/main.rs:25:16\n  20:     0x59b90dbe5e4b - core::ops::function::FnOnce::call_once::h0d9f007a367ff98d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5\n  21:     0x59b90dbe552e - std::sys::backtrace::__rust_begin_short_backtrace::ha7988e66c9ea4518\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18\n  22:     0x59b90dbe5491 - std::rt::lang_start::{{closure}}::hb05ae661a3f1788d\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:195:18\n  23:     0x59b90dd1f167 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hba2470d01d3f5e41\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:284:13\n  24:     0x59b90dd1f167 - std::panicking::try::do_call::hc063fb73159aab72\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  25:     0x59b90dd1f167 - std::panicking::try::h2767c6d245d3a3bb\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  26:     0x59b90dd1f167 - std::panic::catch_unwind::h061c6ef75790da63\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  27:     0x59b90dd1f167 - std::rt::lang_start_internal::{{closure}}::h5c5e35b11a4b8c4e\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:48\n  28:     0x59b90dd1f167 - std::panicking::try::do_call::h705e99690a8109cc\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40\n  29:     0x59b90dd1f167 - std::panicking::try::he5f4452754ed9a34\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19\n  30:     0x59b90dd1f167 - std::panic::catch_unwind::h5db61b3bcbe883e5\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14\n  31:     0x59b90dd1f167 - std::rt::lang_start_internal::h81da9b59bab665c6\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:20\n  32:     0x59b90dbe546a - std::rt::lang_start::h7727dbf577afec91\n                               at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:194:17\n  33:     0x59b90dbe84fe - main\n  34:     0x7404a26dad90 - <unknown>\n  35:     0x7404a26dae40 - __libc_start_main\n  36:     0x59b90dbe4e55 - _start\n  37:                0x0 - <unknown>\n"
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b17172e6a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x555b17172e6a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555b17172e6a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x555b17172e6a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x555b1719a633 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x555b1719a633 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x555b1716f933 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x555b17172cb2 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x555b1717436d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x555b17174177 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x555b17104e07 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x555b17104e07 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x555b17174a18 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x555b17174a18 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x555b171747da - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x555b17173349 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x555b1717446c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x555b17069c00 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x555b17072233 - core::panicking::panic_display::h24018d46c5ea5a18
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:269:5
[INFO] [stdout]   19:     0x555b1707ca8e - assert_cmd::assert::AssertError::panic::panic_cold_display::h24d41a08005f6b82
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic.rs:100:13
[INFO] [stdout]   20:     0x555b1707c377 - assert_cmd::assert::AssertError::panic::h7db020176316fcea
[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]   21:     0x555b17075147 - core::ops::function::FnOnce::call_once::he572e55bc7bcded1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x555b17079aa0 - core::result::Result<T,E>::unwrap_or_else::h7806a00d45aac10f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1458:23
[INFO] [stdout]   23:     0x555b1707b8f6 - assert_cmd::assert::Assert::success::hf2243c4b8dad1e3b
[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]   24:     0x555b1706fa05 - main_test::default_arg_success::h3566c9a61d0ff3de
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:45:5
[INFO] [stdout]   25:     0x555b1706f707 - main_test::default_arg_success::{{closure}}::h3cbf852244a0474d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/main_test.rs:42:29
[INFO] [stdout]   26:     0x555b1706b426 - core::ops::function::FnOnce::call_once::he610fda5121f94a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x555b1710992b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x555b1710992b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   29:     0x555b17109318 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   30:     0x555b17109318 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x555b17109318 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   32:     0x555b17109318 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   33:     0x555b17109318 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   34:     0x555b17109318 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   35:     0x555b17109318 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   36:     0x555b170ccdba - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   37:     0x555b170ccdba - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   38:     0x555b170d0734 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   39:     0x555b170d0734 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x555b170d0734 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   41:     0x555b170d0734 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   42:     0x555b170d0734 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   43:     0x555b170d0734 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   44:     0x555b170d0734 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x555b17179f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   46:     0x555b17179f2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   47:     0x555b17179f2b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   48:     0x7adb048e6ac3 - <unknown>
[INFO] [stdout]   49:     0x7adb04977a04 - 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] [stderr] error: test failed, to rerun pass `--test main_test`
[INFO] running `Command { std: "docker" "inspect" "ff5cc4a0d6a549d77b3951b9997f150fedecce74fdfe6a917d310ec0810e3d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5cc4a0d6a549d77b3951b9997f150fedecce74fdfe6a917d310ec0810e3d38", kill_on_drop: false }`
[INFO] [stdout] ff5cc4a0d6a549d77b3951b9997f150fedecce74fdfe6a917d310ec0810e3d38
