[INFO] cloning repository https://github.com/ZhihaoLau/rustlings-solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZhihaoLau/rustlings-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihaoLau%2Frustlings-solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihaoLau%2Frustlings-solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f77ad6f435f0616dae1ef3517582c03554bdb31 [INFO] testing ZhihaoLau/rustlings-solutions against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihaoLau%2Frustlings-solutions" "/workspace/builds/worker-53/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ZhihaoLau/rustlings-solutions on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ZhihaoLau/rustlings-solutions [INFO] finished tweaking git repo https://github.com/ZhihaoLau/rustlings-solutions [INFO] tweaked toml for git repo https://github.com/ZhihaoLau/rustlings-solutions written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate git repo https://github.com/ZhihaoLau/rustlings-solutions already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb4ae692fa6cad764e2872eeaee8d66d2243e36e65a856f155d508f1593e16eb [INFO] running `Command { std: "docker" "start" "-a" "eb4ae692fa6cad764e2872eeaee8d66d2243e36e65a856f155d508f1593e16eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb4ae692fa6cad764e2872eeaee8d66d2243e36e65a856f155d508f1593e16eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb4ae692fa6cad764e2872eeaee8d66d2243e36e65a856f155d508f1593e16eb", kill_on_drop: false }` [INFO] [stdout] eb4ae692fa6cad764e2872eeaee8d66d2243e36e65a856f155d508f1593e16eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a9ea2e43c97d699f8d8c0f0a548245906d66acd0890377aff712ac736aebf82 [INFO] running `Command { std: "docker" "start" "-a" "8a9ea2e43c97d699f8d8c0f0a548245906d66acd0890377aff712ac736aebf82", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling clicolors-control v0.2.0 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling notify v4.0.12 [INFO] [stderr] Compiling console v0.7.5 [INFO] [stderr] Compiling console v0.6.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling indicatif v0.9.0 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v1.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.06s [INFO] running `Command { std: "docker" "inspect" "8a9ea2e43c97d699f8d8c0f0a548245906d66acd0890377aff712ac736aebf82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a9ea2e43c97d699f8d8c0f0a548245906d66acd0890377aff712ac736aebf82", kill_on_drop: false }` [INFO] [stdout] 8a9ea2e43c97d699f8d8c0f0a548245906d66acd0890377aff712ac736aebf82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b600a1ff6b25839127c07e05dad33bac660952cb17680ef7c69f0bf38cf18e2f [INFO] running `Command { std: "docker" "start" "-a" "b600a1ff6b25839127c07e05dad33bac660952cb17680ef7c69f0bf38cf18e2f", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v1.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 32.64s [INFO] running `Command { std: "docker" "inspect" "b600a1ff6b25839127c07e05dad33bac660952cb17680ef7c69f0bf38cf18e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b600a1ff6b25839127c07e05dad33bac660952cb17680ef7c69f0bf38cf18e2f", kill_on_drop: false }` [INFO] [stdout] b600a1ff6b25839127c07e05dad33bac660952cb17680ef7c69f0bf38cf18e2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c1fa7fc035100e93c59a45b35f361610cf15f7ae9fff34eee2abc9febc47bfe0 [INFO] running `Command { std: "docker" "start" "-a" "c1fa7fc035100e93c59a45b35f361610cf15f7ae9fff34eee2abc9febc47bfe0", kill_on_drop: false }` [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rustlings-15f60ba33e0eb648) [INFO] [stdout] test exercise::test::test_clean ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--bin rustlings' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_clean stdout ---- [INFO] [stdout] thread 'exercise::test::test_clean' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/exercise.rs:71:36 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b1981e0a7c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55b1981e0a7c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b1981e0a7c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b1981e0a7c - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b19820395c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55b1981dca15 - std::io::Write::write_fmt::h54337adeb3504c03 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55b1981e24d0 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b1981e24d0 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b1981e24d0 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55b1981e20b6 - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55b1981e2b84 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55b1981e2660 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55b1981e0f34 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55b1981e25c9 - rust_begin_unwind [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55b198186861 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x55b198186953 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x55b1981870fd - core::result::Result::unwrap::h8ba73f6124fca32b [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/result.rs:1295:23 [INFO] [stdout] 17: 0x55b198187b83 - rustlings::exercise::test::test_clean::hec9df44a2be4ee7d [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:71:9 [INFO] [stdout] 18: 0x55b198187b3a - rustlings::exercise::test::test_clean::{{closure}}::h9bab4c826b09ce3a [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:70:5 [INFO] [stdout] 19: 0x55b198187a7e - core::ops::function::FnOnce::call_once::h41ba1aa16f4ffdf1 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55b1981bc273 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55b1981bc273 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x55b1981bae87 - as core::ops::function::FnOnce>::call_once::h9a8e38435f73d5e0 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 23: 0x55b1981bae87 - as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55b1981bae87 - std::panicking::try::do_call::ha2bb9825b32d2cc2 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x55b1981bae87 - std::panicking::try::hdc38a574bbebc53e [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x55b1981bae87 - std::panic::catch_unwind::hc45ed246595c621c [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x55b1981bae87 - test::run_test_in_process::h4249138faaea8d54 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x55b1981bae87 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x55b19818812e - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x55b19818812e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x55b19818ce88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 32: 0x55b19818ce88 - as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55b19818ce88 - std::panicking::try::do_call::h4485cfee22b11c08 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x55b19818ce88 - std::panicking::try::hb62aa8549e20c08b [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x55b19818ce88 - std::panic::catch_unwind::ha322c7a5bc666762 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x55b19818ce88 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 37: 0x55b19818ce88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55b1981e77c3 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x55b1981e77c3 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x55b1981e77c3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 41: 0x7f2392f2b609 - start_thread [INFO] [stdout] 42: 0x7f2393082293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] exercise::test::test_clean [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1fa7fc035100e93c59a45b35f361610cf15f7ae9fff34eee2abc9febc47bfe0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1fa7fc035100e93c59a45b35f361610cf15f7ae9fff34eee2abc9febc47bfe0", kill_on_drop: false }` [INFO] [stdout] c1fa7fc035100e93c59a45b35f361610cf15f7ae9fff34eee2abc9febc47bfe0