[INFO] cloning repository https://github.com/rafalgorczewski/rust-genetic-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rafalgorczewski/rust-genetic-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafalgorczewski%2Frust-genetic-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafalgorczewski%2Frust-genetic-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9228337abccd4a2553d59d2ac728e7257596c92
[INFO] testing rafalgorczewski/rust-genetic-playground against try#a40ec913238f4f188d97c41aa605cb486451acf2+target=i686-unknown-linux-musl for musl_1_2_upgrade_i686_unknown_linux_musl
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafalgorczewski%2Frust-genetic-playground" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rafalgorczewski/rust-genetic-playground on toolchain a40ec913238f4f188d97c41aa605cb486451acf2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rafalgorczewski/rust-genetic-playground
[INFO] finished tweaking git repo https://github.com/rafalgorczewski/rust-genetic-playground
[INFO] tweaked toml for git repo https://github.com/rafalgorczewski/rust-genetic-playground written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rafalgorczewski/rust-genetic-playground 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" "+a40ec913238f4f188d97c41aa605cb486451acf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31dd17f3b52a9eb148cc20ca93a25445dac833379414d6541ad9cc21929d9e67
[INFO] running `Command { std: "docker" "start" "-a" "31dd17f3b52a9eb148cc20ca93a25445dac833379414d6541ad9cc21929d9e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31dd17f3b52a9eb148cc20ca93a25445dac833379414d6541ad9cc21929d9e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31dd17f3b52a9eb148cc20ca93a25445dac833379414d6541ad9cc21929d9e67", kill_on_drop: false }`
[INFO] [stdout] 31dd17f3b52a9eb148cc20ca93a25445dac833379414d6541ad9cc21929d9e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 57bcc2d61fd487b19a5850b00119fbafbc9c46eadd4de909df42f0e37092786c
[INFO] running `Command { std: "docker" "start" "-a" "57bcc2d61fd487b19a5850b00119fbafbc9c46eadd4de909df42f0e37092786c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling genlib v0.1.0 (/opt/rustwide/workdir/genlib)
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "57bcc2d61fd487b19a5850b00119fbafbc9c46eadd4de909df42f0e37092786c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bcc2d61fd487b19a5850b00119fbafbc9c46eadd4de909df42f0e37092786c", kill_on_drop: false }`
[INFO] [stdout] 57bcc2d61fd487b19a5850b00119fbafbc9c46eadd4de909df42f0e37092786c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 74ee7e1d9b1e323385277738bbe5c3d1dfc5859addc1d4dd4af10ecf221861f2
[INFO] running `Command { std: "docker" "start" "-a" "74ee7e1d9b1e323385277738bbe5c3d1dfc5859addc1d4dd4af10ecf221861f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]    Compiling genlib v0.1.0 (/opt/rustwide/workdir/genlib)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "74ee7e1d9b1e323385277738bbe5c3d1dfc5859addc1d4dd4af10ecf221861f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ee7e1d9b1e323385277738bbe5c3d1dfc5859addc1d4dd4af10ecf221861f2", kill_on_drop: false }`
[INFO] [stdout] 74ee7e1d9b1e323385277738bbe5c3d1dfc5859addc1d4dd4af10ecf221861f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+a40ec913238f4f188d97c41aa605cb486451acf2" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a74f3e57e3e4caeff2eec596e625bc3983a8729ae22ba81d8a6fdbe81be5b8b9
[INFO] running `Command { std: "docker" "start" "-a" "a74f3e57e3e4caeff2eec596e625bc3983a8729ae22ba81d8a6fdbe81be5b8b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/genlib-bec17940c44f1715)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::best_specimen ... ok
[INFO] [stdout] test tests::eight_queens has been running for over 60 seconds
[INFO] [stdout] test tests::eight_queens ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::eight_queens stdout ----
[INFO] [stdout] First generation! Best: -4, Worst: -11
[INFO] [stdout] thread 'tests::eight_queens' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `-1.0`,
[INFO] [stdout]  right: `0.0`', genlib/src/lib.rs:342:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:  0x80e4c21 - std::backtrace_rs::backtrace::libunwind::trace::h104fa452555c99d8
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:  0x80e4c21 - std::backtrace_rs::backtrace::trace_unsynchronized::h0a8252d88f024747
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:  0x80e4c21 - std::sys_common::backtrace::_print_fmt::h5cd63a03c21f7741
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:  0x80e4c21 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbd8d931cffed74c6
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:  0x812328c - core::fmt::write::hf9516172e71ddf40
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/fmt/mod.rs:1213:17
[INFO] [stdout]    5:  0x80e236b - std::io::Write::write_fmt::hdf04330b9e16e0c0
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/io/mod.rs:1682:15
[INFO] [stdout]    6:  0x80e4a26 - std::sys_common::backtrace::_print::hb81277fe50a8d899
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:  0x80e4a26 - std::sys_common::backtrace::print::ha87c182f636b8daf
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:  0x80e6605 - std::panicking::default_hook::{{closure}}::he705de5c2afaeb86
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:267:22
[INFO] [stdout]    9:  0x80e6305 - std::panicking::default_hook::h18d980bdf65e921f
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:283:9
[INFO] [stdout]   10:  0x80c443c - core::ops::function::Fn::call::h352171db07b38cc9
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/ops/function.rs:79:5
[INFO] [stdout]   11:  0x8096369 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h087b52e51e83fc8e
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/alloc/src/boxed.rs:2002:9
[INFO] [stdout]   12:  0x8096369 - test::test_main::{{closure}}::hb854e86f34352ae6
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:135:21
[INFO] [stdout]   13:  0x80e6d41 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h843cec44e0c3e0b1
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/alloc/src/boxed.rs:2002:9
[INFO] [stdout]   14:  0x80e6d41 - std::panicking::rust_panic_with_hook::he61419fbe644c5af
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:692:13
[INFO] [stdout]   15:  0x80e6afc - std::panicking::begin_panic_handler::{{closure}}::h2a512cdc056f1e5c
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:579:13
[INFO] [stdout]   16:  0x80e509a - std::sys_common::backtrace::__rust_end_short_backtrace::h00cf281ca60df1fa
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stdout]   17:  0x80e67d3 - rust_begin_unwind
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:575:5
[INFO] [stdout]   18:  0x804c600 - core::panicking::panic_fmt::h5fe5ec922118750e
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/panicking.rs:64:14
[INFO] [stdout]   19:  0x804c97b - core::panicking::assert_failed_inner::hf44341f56f20e308
[INFO] [stdout]   20:  0x805a09d - core::panicking::assert_failed::h367eb5e526b78578
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/panicking.rs:212:5
[INFO] [stdout]   21:  0x8065e28 - genlib::tests::eight_queens::ha8d49225f665a7b4
[INFO] [stdout]                        at /opt/rustwide/workdir/genlib/src/lib.rs:342:5
[INFO] [stdout]   22:  0x8065887 - genlib::tests::eight_queens::{{closure}}::hb68da6c093196a60
[INFO] [stdout]                        at /opt/rustwide/workdir/genlib/src/lib.rs:323:21
[INFO] [stdout]   23:  0x80583fd - core::ops::function::FnOnce::call_once::h3e7da68edf88c60c
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:  0x809adbe - core::ops::function::FnOnce::call_once::h91d0dfda8bb9938e
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:  0x809adbe - test::__rust_begin_short_backtrace::h1b678021c2c7c382
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:656:18
[INFO] [stdout]   26:  0x806e8f0 - test::run_test::{{closure}}::h0608bfc5582d1472
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:647:30
[INFO] [stdout]   27:  0x806e8f0 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h0171ab92c79d505a
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:  0x8099f37 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h44bb5e1b0b78658f
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/alloc/src/boxed.rs:1988:9
[INFO] [stdout]   29:  0x8099f37 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf14b9bc9243bc6b0
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:  0x8099f37 - std::panicking::try::do_call::h2614ccc7313d3f7f
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:483:40
[INFO] [stdout]   31:  0x8099f37 - std::panicking::try::h9ae839d4ad9722f8
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:447:19
[INFO] [stdout]   32:  0x8099f37 - std::panic::catch_unwind::hc1cb34e922e62e51
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panic.rs:140:14
[INFO] [stdout]   33:  0x8099f37 - test::run_test_in_process::he32539bd91b43aae
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:679:27
[INFO] [stdout]   34:  0x8099f37 - test::run_test::run_test_inner::{{closure}}::h251e49a2e77c04ae
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:573:39
[INFO] [stdout]   35:  0x806927a - test::run_test::run_test_inner::{{closure}}::h8efa48cfafca95a9
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/test/src/lib.rs:600:37
[INFO] [stdout]   36:  0x806927a - std::sys_common::backtrace::__rust_begin_short_backtrace::hd8d1cab504dcff1d
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys_common/backtrace.rs:121:18
[INFO] [stdout]   37:  0x806ebeb - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h6b7049d1c34b0ebf
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/thread/mod.rs:558:17
[INFO] [stdout]   38:  0x806ebeb - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h851a140381089cab
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   39:  0x806ebeb - std::panicking::try::do_call::hd62be527b2c88583
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:483:40
[INFO] [stdout]   40:  0x806ebeb - std::panicking::try::h224f4be6bf8f39b0
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panicking.rs:447:19
[INFO] [stdout]   41:  0x806ebeb - std::panic::catch_unwind::he51e6d58f5cc977e
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/panic.rs:140:14
[INFO] [stdout]   42:  0x806ebeb - std::thread::Builder::spawn_unchecked_::{{closure}}::hdeb5cc8debe6cfbf
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   43:  0x806ebeb - core::ops::function::FnOnce::call_once{{vtable.shim}}::h37aeaa4cf4078e37
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:  0x80eac6d - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbcf52fd66176976e
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/alloc/src/boxed.rs:1988:9
[INFO] [stdout]   45:  0x80eac6d - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5505c14554e15331
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/alloc/src/boxed.rs:1988:9
[INFO] [stdout]   46:  0x80eac6d - std::sys::unix::thread::Thread::new::thread_start::h6464f27a12864ff1
[INFO] [stdout]                        at /rustc/a40ec913238f4f188d97c41aa605cb486451acf2/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::eight_queens
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 146.52s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p genlib --lib`
[INFO] running `Command { std: "docker" "inspect" "a74f3e57e3e4caeff2eec596e625bc3983a8729ae22ba81d8a6fdbe81be5b8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74f3e57e3e4caeff2eec596e625bc3983a8729ae22ba81d8a6fdbe81be5b8b9", kill_on_drop: false }`
[INFO] [stdout] a74f3e57e3e4caeff2eec596e625bc3983a8729ae22ba81d8a6fdbe81be5b8b9