[INFO] cloning repository https://github.com/stormgbs/rustlings_answers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stormgbs/rustlings_answers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormgbs%2Frustlings_answers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormgbs%2Frustlings_answers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b47dc07dfaf187bfa910efeedc5397727e08df0d [INFO] testing stormgbs/rustlings_answers against try#d5830e3d3b571fe52cdf4b7b34be99be74dc65ea+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%2Fstormgbs%2Frustlings_answers" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stormgbs/rustlings_answers on toolchain d5830e3d3b571fe52cdf4b7b34be99be74dc65ea [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stormgbs/rustlings_answers [INFO] finished tweaking git repo https://github.com/stormgbs/rustlings_answers [INFO] tweaked toml for git repo https://github.com/stormgbs/rustlings_answers written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stormgbs/rustlings_answers 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" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6890ae4f29bd1384e597443a36694768bd92dff9095b6c603ffad81e1a323a57 [INFO] running `Command { std: "docker" "start" "-a" "6890ae4f29bd1384e597443a36694768bd92dff9095b6c603ffad81e1a323a57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6890ae4f29bd1384e597443a36694768bd92dff9095b6c603ffad81e1a323a57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6890ae4f29bd1384e597443a36694768bd92dff9095b6c603ffad81e1a323a57", kill_on_drop: false }` [INFO] [stdout] 6890ae4f29bd1384e597443a36694768bd92dff9095b6c603ffad81e1a323a57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 6c40ff0eb741f919c4b8a1b9c4210afcbe98f458cd16e8cd888033b673158578 [INFO] running `Command { std: "docker" "start" "-a" "6c40ff0eb741f919c4b8a1b9c4210afcbe98f458cd16e8cd888033b673158578", kill_on_drop: false }` [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 semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling regex-syntax v0.6.6 [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 bitflags v1.0.4 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling textwrap v0.11.0 [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 num-traits v0.2.8 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling inotify v0.7.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling notify v4.0.15 [INFO] [stderr] Compiling console v0.8.0 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v2.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.55s [INFO] running `Command { std: "docker" "inspect" "6c40ff0eb741f919c4b8a1b9c4210afcbe98f458cd16e8cd888033b673158578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c40ff0eb741f919c4b8a1b9c4210afcbe98f458cd16e8cd888033b673158578", kill_on_drop: false }` [INFO] [stdout] 6c40ff0eb741f919c4b8a1b9c4210afcbe98f458cd16e8cd888033b673158578 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c221276c0eb268baec6b09409d259922b64f4c27c3c1e7016bee98e50a8f08c0 [INFO] running `Command { std: "docker" "start" "-a" "c221276c0eb268baec6b09409d259922b64f4c27c3c1e7016bee98e50a8f08c0", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling glob v0.3.0 [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 v2.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.12s [INFO] running `Command { std: "docker" "inspect" "c221276c0eb268baec6b09409d259922b64f4c27c3c1e7016bee98e50a8f08c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c221276c0eb268baec6b09409d259922b64f4c27c3c1e7016bee98e50a8f08c0", kill_on_drop: false }` [INFO] [stdout] c221276c0eb268baec6b09409d259922b64f4c27c3c1e7016bee98e50a8f08c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+d5830e3d3b571fe52cdf4b7b34be99be74dc65ea" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 145f60d3b6e48cdb4b7a6a8116b4fe78c25e2bca4ea74fd6cbfb4529048f475d [INFO] running `Command { std: "docker" "start" "-a" "145f60d3b6e48cdb4b7a6a8116b4fe78c25e2bca4ea74fd6cbfb4529048f475d", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/rustlings-ca2b86d3326b38d7) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test exercise::test::test_finished_exercise ... ok [INFO] [stdout] test exercise::test::test_pending_state ... ok [INFO] [stdout] test exercise::test::test_clean ... FAILED [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:210:36 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x81ce601 - std::backtrace_rs::backtrace::libunwind::trace::hd97f390175e4d375 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x81ce601 - std::backtrace_rs::backtrace::trace_unsynchronized::h9e4d1346fdbe15c5 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x81ce601 - std::sys_common::backtrace::_print_fmt::h2d3f477d48c20ea8 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stdout] 3: 0x81ce601 - ::fmt::h2e4fc3d0b8c80e4b [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x820b1ac - core::fmt::write::h4ab0d13aa1c0ffdf [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/fmt/mod.rs:1213:17 [INFO] [stdout] 5: 0x81cbd1b - std::io::Write::write_fmt::hc0e5cbe2e336a35c [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/io/mod.rs:1682:15 [INFO] [stdout] 6: 0x81ce406 - std::sys_common::backtrace::_print::he83a0656b60804f4 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 7: 0x81ce406 - std::sys_common::backtrace::print::he5889ca5768e8d1c [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 8: 0x81cffe5 - std::panicking::default_hook::{{closure}}::ha81712de98b54398 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:267:22 [INFO] [stdout] 9: 0x81cfce5 - std::panicking::default_hook::he5857a041ac6b670 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:283:9 [INFO] [stdout] 10: 0x81adc0c - core::ops::function::Fn::call::h47ada2d4dc8687c6 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/ops/function.rs:79:5 [INFO] [stdout] 11: 0x8085a19 - as core::ops::function::Fn>::call::h32210aeb8cc578f9 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 12: 0x8085a19 - test::test_main::{{closure}}::h8466694f5bd858c9 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:135:21 [INFO] [stdout] 13: 0x81d0721 - as core::ops::function::Fn>::call::h5bc67f704e9605b2 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 14: 0x81d0721 - std::panicking::rust_panic_with_hook::h764b8fe75e8ba68c [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:692:13 [INFO] [stdout] 15: 0x81d04dc - std::panicking::begin_panic_handler::{{closure}}::h04438436866ada8a [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:579:13 [INFO] [stdout] 16: 0x81cea7a - std::sys_common::backtrace::__rust_end_short_backtrace::hb43e7524728cf453 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stdout] 17: 0x81d01b3 - rust_begin_unwind [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:575:5 [INFO] [stdout] 18: 0x804c730 - core::panicking::panic_fmt::ha026792c47a5830b [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/panicking.rs:64:14 [INFO] [stdout] 19: 0x804cb2d - core::result::unwrap_failed::hb5d0d35ade14e7a4 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/result.rs:1790:5 [INFO] [stdout] 20: 0x80501ad - core::result::Result::unwrap::h0d1c116d533c4e2e [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/result.rs:1112:23 [INFO] [stdout] 21: 0x80573d7 - rustlings::exercise::test::test_clean::h156a51fd96e7613f [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:210:9 [INFO] [stdout] 22: 0x8057317 - rustlings::exercise::test::test_clean::{{closure}}::h54e2e168e5a526d6 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:209:21 [INFO] [stdout] 23: 0x80554cd - core::ops::function::FnOnce::call_once::h977f7e7148fb32a2 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x808a4ae - core::ops::function::FnOnce::call_once::h3969063a3b87f847 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x808a4ae - test::__rust_begin_short_backtrace::h4b8703a824c9f4d1 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:656:18 [INFO] [stdout] 26: 0x805e200 - test::run_test::{{closure}}::he242fd19981fa5cd [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:647:30 [INFO] [stdout] 27: 0x805e200 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h706575526aa71778 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 28: 0x80895e7 - as core::ops::function::FnOnce>::call_once::hafe155c229ed3840 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 29: 0x80895e7 - as core::ops::function::FnOnce<()>>::call_once::hccf8545804efeabc [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 30: 0x80895e7 - std::panicking::try::do_call::h14c088d0ccd71a85 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:483:40 [INFO] [stdout] 31: 0x80895e7 - std::panicking::try::h5bee4f0fb041d03c [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:447:19 [INFO] [stdout] 32: 0x80895e7 - std::panic::catch_unwind::hc4a3b19ca4039446 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panic.rs:140:14 [INFO] [stdout] 33: 0x80895e7 - test::run_test_in_process::h01c4cf5424b4aa16 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:679:27 [INFO] [stdout] 34: 0x80895e7 - test::run_test::run_test_inner::{{closure}}::h2b730e73e85dc07e [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:573:39 [INFO] [stdout] 35: 0x805892a - test::run_test::run_test_inner::{{closure}}::h1e6de70351d982ef [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/test/src/lib.rs:600:37 [INFO] [stdout] 36: 0x805892a - std::sys_common::backtrace::__rust_begin_short_backtrace::h11ed077933f178e3 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stdout] 37: 0x805e2db - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha60d98b360ed53c8 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/thread/mod.rs:558:17 [INFO] [stdout] 38: 0x805e2db - as core::ops::function::FnOnce<()>>::call_once::h5e10cae340573322 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 39: 0x805e2db - std::panicking::try::do_call::h47dd5d7a0750d636 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:483:40 [INFO] [stdout] 40: 0x805e2db - std::panicking::try::hcaac73f0ac4cf9b2 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panicking.rs:447:19 [INFO] [stdout] 41: 0x805e2db - std::panic::catch_unwind::h9fe9d263cb0da10f [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/panic.rs:140:14 [INFO] [stdout] 42: 0x805e2db - std::thread::Builder::spawn_unchecked_::{{closure}}::h2c0f796f4234fbbe [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 43: 0x805e2db - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd8a5d36b54e84e44 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 44: 0x81d47fd - as core::ops::function::FnOnce>::call_once::hbac986b07f477b52 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 45: 0x81d47fd - as core::ops::function::FnOnce>::call_once::h5768035ad531add2 [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 46: 0x81d47fd - std::sys::unix::thread::Thread::new::thread_start::h48056988cddec68b [INFO] [stdout] at /rustc/d5830e3d3b571fe52cdf4b7b34be99be74dc65ea/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] exercise::test::test_clean [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rustlings` [INFO] running `Command { std: "docker" "inspect" "145f60d3b6e48cdb4b7a6a8116b4fe78c25e2bca4ea74fd6cbfb4529048f475d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "145f60d3b6e48cdb4b7a6a8116b4fe78c25e2bca4ea74fd6cbfb4529048f475d", kill_on_drop: false }` [INFO] [stdout] 145f60d3b6e48cdb4b7a6a8116b4fe78c25e2bca4ea74fd6cbfb4529048f475d