[INFO] cloning repository https://github.com/sohnryang/rustlings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sohnryang/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsohnryang%2Frustlings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsohnryang%2Frustlings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0372009ba4feced0b99cb2f63275877eb76743e4 [INFO] testing sohnryang/rustlings against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsohnryang%2Frustlings" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sohnryang/rustlings on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sohnryang/rustlings [INFO] finished tweaking git repo https://github.com/sohnryang/rustlings [INFO] tweaked toml for git repo https://github.com/sohnryang/rustlings written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sohnryang/rustlings 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" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 817842fc884c54f1faba15ad89286b0623384517688eedaeae1f3d646ecb6822 [INFO] running `Command { std: "docker" "start" "-a" "817842fc884c54f1faba15ad89286b0623384517688eedaeae1f3d646ecb6822", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "817842fc884c54f1faba15ad89286b0623384517688eedaeae1f3d646ecb6822", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "817842fc884c54f1faba15ad89286b0623384517688eedaeae1f3d646ecb6822", kill_on_drop: false }` [INFO] [stdout] 817842fc884c54f1faba15ad89286b0623384517688eedaeae1f3d646ecb6822 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ed28e994a351574c0d3bc019685a2c306f1afbb2a172b32da98fed99194c87a [INFO] running `Command { std: "docker" "start" "-a" "0ed28e994a351574c0d3bc019685a2c306f1afbb2a172b32da98fed99194c87a", 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 proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling thread_local v0.3.6 [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 rand_os v0.1.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling inotify v0.7.0 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling notify v4.0.15 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling console v0.8.0 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v3.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 14s [INFO] running `Command { std: "docker" "inspect" "0ed28e994a351574c0d3bc019685a2c306f1afbb2a172b32da98fed99194c87a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ed28e994a351574c0d3bc019685a2c306f1afbb2a172b32da98fed99194c87a", kill_on_drop: false }` [INFO] [stdout] 0ed28e994a351574c0d3bc019685a2c306f1afbb2a172b32da98fed99194c87a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a76d2f4e393b5b463492a6bcc66e1ef4a13f62ff20303a0b89efbb959314e08 [INFO] running `Command { std: "docker" "start" "-a" "4a76d2f4e393b5b463492a6bcc66e1ef4a13f62ff20303a0b89efbb959314e08", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling escargot v0.4.0 [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 v1.0.1 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v3.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 29.98s [INFO] running `Command { std: "docker" "inspect" "4a76d2f4e393b5b463492a6bcc66e1ef4a13f62ff20303a0b89efbb959314e08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a76d2f4e393b5b463492a6bcc66e1ef4a13f62ff20303a0b89efbb959314e08", kill_on_drop: false }` [INFO] [stdout] 4a76d2f4e393b5b463492a6bcc66e1ef4a13f62ff20303a0b89efbb959314e08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b3271557cbba24ee30cb251fd0c2385d8640ce1e3fe393371b2b55ee8f9bf88a [INFO] running `Command { std: "docker" "start" "-a" "b3271557cbba24ee30cb251fd0c2385d8640ce1e3fe393371b2b55ee8f9bf88a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-304d1f3251ff83dd) [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] [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:219:36 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55c6da312cda - std::backtrace_rs::backtrace::libunwind::trace::he494f4174c7b193d [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55c6da312cda - std::backtrace_rs::backtrace::trace_unsynchronized::h576ffc8be8cf606d [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55c6da312cda - std::sys_common::backtrace::_print_fmt::h785643da434656fb [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stdout] 3: 0x55c6da312cda - ::fmt::h9b4bec46148aa515 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x55c6da336b2e - core::fmt::write::h9b2447b2a0bad8cd [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/fmt/mod.rs:1213:17 [INFO] [stdout] 5: 0x55c6da3100f5 - std::io::Write::write_fmt::h01b310af65ec4db4 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/io/mod.rs:1682:15 [INFO] [stdout] 6: 0x55c6da312aa5 - std::sys_common::backtrace::_print::hb761e44df96032bf [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 7: 0x55c6da312aa5 - std::sys_common::backtrace::print::h38eae7c422ff66f6 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 8: 0x55c6da31489f - std::panicking::default_hook::{{closure}}::h54755764573e4b37 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:267:22 [INFO] [stdout] 9: 0x55c6da31455f - std::panicking::default_hook::h978c28978503d61b [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:283:9 [INFO] [stdout] 10: 0x55c6da27ad77 - as core::ops::function::Fn>::call::hc75c380c644eb7dc [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 11: 0x55c6da27ad77 - test::test_main::{{closure}}::hf8df6ffaec03f459 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:135:21 [INFO] [stdout] 12: 0x55c6da314fca - as core::ops::function::Fn>::call::hf7b5b3aa2a34e491 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/alloc/src/boxed.rs:2002:9 [INFO] [stdout] 13: 0x55c6da314fca - std::panicking::rust_panic_with_hook::h334ed9b3cc817783 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:692:13 [INFO] [stdout] 14: 0x55c6da314d49 - std::panicking::begin_panic_handler::{{closure}}::h2ab7fcc83540cf23 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:579:13 [INFO] [stdout] 15: 0x55c6da31318c - std::sys_common::backtrace::__rust_end_short_backtrace::h65758a09a74021a8 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stdout] 16: 0x55c6da314a52 - rust_begin_unwind [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:575:5 [INFO] [stdout] 17: 0x55c6da245f03 - core::panicking::panic_fmt::h157cca2ea8c38d2f [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/panicking.rs:64:14 [INFO] [stdout] 18: 0x55c6da246353 - core::result::unwrap_failed::ha26876a373d397d9 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/result.rs:1790:5 [INFO] [stdout] 19: 0x55c6da24a16b - core::result::Result::unwrap::hf425bf9ece309e86 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/result.rs:1112:23 [INFO] [stdout] 20: 0x55c6da24a16b - rustlings::exercise::test::test_clean::h527edaa98efef33b [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:219:9 [INFO] [stdout] 21: 0x55c6da24be99 - rustlings::exercise::test::test_clean::{{closure}}::h6f0190245620fd4f [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:218:21 [INFO] [stdout] 22: 0x55c6da24be99 - core::ops::function::FnOnce::call_once::h2864bc15f1dae270 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x55c6da28020f - core::ops::function::FnOnce::call_once::h01f8fec7cfa52c10 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x55c6da28020f - test::__rust_begin_short_backtrace::hd9df3824e14a263a [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:656:18 [INFO] [stdout] 25: 0x55c6da251b2c - test::run_test::{{closure}}::h14eccc3df692cf45 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:647:30 [INFO] [stdout] 26: 0x55c6da251b2c - core::ops::function::FnOnce::call_once{{vtable.shim}}::h22daa4200e93d413 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 27: 0x55c6da27f19a - as core::ops::function::FnOnce>::call_once::hf53e6a300c60e24c [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 28: 0x55c6da27f19a - as core::ops::function::FnOnce<()>>::call_once::h6791832c0d80daf4 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 29: 0x55c6da27f19a - std::panicking::try::do_call::h8cc8eae26cdc3fd4 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:483:40 [INFO] [stdout] 30: 0x55c6da27f19a - std::panicking::try::hda02a22cf2e8baa4 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:447:19 [INFO] [stdout] 31: 0x55c6da27f19a - std::panic::catch_unwind::h3eae6cdd2df69f71 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panic.rs:140:14 [INFO] [stdout] 32: 0x55c6da27f19a - test::run_test_in_process::h16fa719e43e0b71b [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:679:27 [INFO] [stdout] 33: 0x55c6da27f19a - test::run_test::run_test_inner::{{closure}}::h17c8526637871e5a [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:573:39 [INFO] [stdout] 34: 0x55c6da24c2a1 - test::run_test::run_test_inner::{{closure}}::h2af69c9d277fc069 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/test/src/lib.rs:600:37 [INFO] [stdout] 35: 0x55c6da24c2a1 - std::sys_common::backtrace::__rust_begin_short_backtrace::h399ac55f3162af04 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stdout] 36: 0x55c6da251c6b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5a9b49c4b29a004f [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/thread/mod.rs:558:17 [INFO] [stdout] 37: 0x55c6da251c6b - as core::ops::function::FnOnce<()>>::call_once::h204fece3743b973e [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 38: 0x55c6da251c6b - std::panicking::try::do_call::he9e3e4b585f918a2 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:483:40 [INFO] [stdout] 39: 0x55c6da251c6b - std::panicking::try::h4de93a5845ac1690 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panicking.rs:447:19 [INFO] [stdout] 40: 0x55c6da251c6b - std::panic::catch_unwind::ha9ec01218adeb4c0 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/panic.rs:140:14 [INFO] [stdout] 41: 0x55c6da251c6b - std::thread::Builder::spawn_unchecked_::{{closure}}::h5c8e32d46eb0d8ba [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 42: 0x55c6da251c6b - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbddd861cd79853bf [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 43: 0x55c6da319803 - as core::ops::function::FnOnce>::call_once::hb2ad3b54544c79ff [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 44: 0x55c6da319803 - as core::ops::function::FnOnce>::call_once::hb64cd5ea55c83f79 [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/alloc/src/boxed.rs:1988:9 [INFO] [stdout] 45: 0x55c6da319803 - std::sys::unix::thread::Thread::new::thread_start::ha585169903024f8f [INFO] [stdout] at /rustc/613d1972a772987ed4ee06faccbab0e2fc839871/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 46: 0x7fdc3467bb43 - [INFO] [stdout] 47: 0x7fdc3470cbb4 - __clone [INFO] [stdout] 48: 0x0 - [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 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b3271557cbba24ee30cb251fd0c2385d8640ce1e3fe393371b2b55ee8f9bf88a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3271557cbba24ee30cb251fd0c2385d8640ce1e3fe393371b2b55ee8f9bf88a", kill_on_drop: false }` [INFO] [stdout] b3271557cbba24ee30cb251fd0c2385d8640ce1e3fe393371b2b55ee8f9bf88a