[INFO] cloning repository https://github.com/os2edu/rustlings-coderhanjx [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/os2edu/rustlings-coderhanjx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-coderhanjx", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-coderhanjx'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 26b2b11cfa02b32fc7731b418f9564ea3f36c2df [INFO] testing os2edu/rustlings-coderhanjx against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fos2edu%2Frustlings-coderhanjx" "/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/os2edu/rustlings-coderhanjx on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/os2edu/rustlings-coderhanjx [INFO] finished tweaking git repo https://github.com/os2edu/rustlings-coderhanjx [INFO] tweaked toml for git repo https://github.com/os2edu/rustlings-coderhanjx written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/os2edu/rustlings-coderhanjx 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v1.8.0 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded ws2_32-sys v0.2.1 [INFO] [stderr] Downloaded normalize-line-endings v0.3.0 [INFO] [stderr] Downloaded argh_shared v0.1.5 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded home v0.5.3 [INFO] [stderr] Downloaded number_prefix v0.4.0 [INFO] [stderr] Downloaded serde_derive v1.0.129 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded filetime v0.2.15 [INFO] [stderr] Downloaded miow v0.2.2 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded predicates-core v1.0.2 [INFO] [stderr] Downloaded net2 v0.2.37 [INFO] [stderr] Downloaded heck v0.3.3 [INFO] [stderr] Downloaded once_cell v1.10.0 [INFO] [stderr] Downloaded encode_unicode v0.3.6 [INFO] [stderr] Downloaded notify v4.0.17 [INFO] [stderr] Downloaded mio v0.6.23 [INFO] [stderr] Downloaded unicode-segmentation v1.8.0 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded serde_json v1.0.81 [INFO] [stderr] Downloaded mio v0.8.5 [INFO] [stderr] Downloaded toml v0.5.9 [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded parking_lot_core v0.9.4 [INFO] [stderr] Downloaded socket2 v0.4.7 [INFO] [stderr] Downloaded regex v1.5.5 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded syn v1.0.75 [INFO] [stderr] Downloaded indicatif v0.16.2 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.42.0 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.42.0 [INFO] [stderr] Downloaded predicates v1.0.8 [INFO] [stderr] Downloaded bytes v1.2.1 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded smallvec v1.10.0 [INFO] [stderr] Downloaded pin-project-lite v0.2.9 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded argh_derive v0.1.5 [INFO] [stderr] Downloaded argh v0.1.5 [INFO] [stderr] Downloaded escargot v0.4.0 [INFO] [stderr] Downloaded libc v0.2.137 [INFO] [stderr] Downloaded tokio v1.21.2 [INFO] [stderr] Downloaded predicates-tree v1.0.3 [INFO] [stderr] Downloaded assert_cmd v0.11.1 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.42.0 [INFO] [stderr] Downloaded windows_i686_gnu v0.42.0 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.42.0 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.42.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.42.0 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded console v0.15.0 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded iovec v0.1.4 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded slab v0.4.4 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded float-cmp v0.8.0 [INFO] [stderr] Downloaded itoa v1.0.2 [INFO] [stderr] Downloaded num_cpus v1.13.1 [INFO] [stderr] Downloaded lock_api v0.4.9 [INFO] [stderr] Downloaded redox_syscall v0.2.10 [INFO] [stderr] Downloaded signal-hook-registry v1.4.0 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded mio-extras v2.0.6 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded serde v1.0.129 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4eee3ef2803eafcb2ce9d0c804fc95966748910a8f027ec9f31b9a252023e94 [INFO] running `Command { std: "docker" "start" "-a" "e4eee3ef2803eafcb2ce9d0c804fc95966748910a8f027ec9f31b9a252023e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4eee3ef2803eafcb2ce9d0c804fc95966748910a8f027ec9f31b9a252023e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4eee3ef2803eafcb2ce9d0c804fc95966748910a8f027ec9f31b9a252023e94", kill_on_drop: false }` [INFO] [stdout] e4eee3ef2803eafcb2ce9d0c804fc95966748910a8f027ec9f31b9a252023e94 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14ab5ae270b16e59e0b451b4d764d06e0f9ab18c6ad586a2e083316e9a94dfc9 [INFO] running `Command { std: "docker" "start" "-a" "14ab5ae270b16e59e0b451b4d764d06e0f9ab18c6ad586a2e083316e9a94dfc9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.129 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling argh_shared v0.1.5 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling mio v0.8.5 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling home v0.5.3 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling console v0.15.0 [INFO] [stderr] Compiling indicatif v0.16.2 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling argh_derive v0.1.5 [INFO] [stderr] Compiling argh v0.1.5 [INFO] [stderr] Compiling toml v0.5.9 [INFO] [stderr] Compiling rustlings v5.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.35s [INFO] running `Command { std: "docker" "inspect" "14ab5ae270b16e59e0b451b4d764d06e0f9ab18c6ad586a2e083316e9a94dfc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14ab5ae270b16e59e0b451b4d764d06e0f9ab18c6ad586a2e083316e9a94dfc9", kill_on_drop: false }` [INFO] [stdout] 14ab5ae270b16e59e0b451b4d764d06e0f9ab18c6ad586a2e083316e9a94dfc9 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 132dec8b7940a6a44ab45e66e5c275c64a04786b47ca0723b809776f2a6efc94 [INFO] running `Command { std: "docker" "start" "-a" "132dec8b7940a6a44ab45e66e5c275c64a04786b47ca0723b809776f2a6efc94", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling predicates-tree v1.0.3 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v5.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.25s [INFO] running `Command { std: "docker" "inspect" "132dec8b7940a6a44ab45e66e5c275c64a04786b47ca0723b809776f2a6efc94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "132dec8b7940a6a44ab45e66e5c275c64a04786b47ca0723b809776f2a6efc94", kill_on_drop: false }` [INFO] [stdout] 132dec8b7940a6a44ab45e66e5c275c64a04786b47ca0723b809776f2a6efc94 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d3b13247cc84cfe59cb5c5fcbb0eb5c235cd0c283a0e9c64b505772261bb8301 [INFO] running `Command { std: "docker" "start" "-a" "d3b13247cc84cfe59cb5c5fcbb0eb5c235cd0c283a0e9c64b505772261bb8301", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-6e8f68f3cfba7ee7) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test exercise::test::test_pending_state ... ok [INFO] [stdout] test exercise::test::test_finished_exercise ... ok [INFO] [stdout] test exercise::test::test_clean ... FAILED [INFO] [stdout] test exercise::test::test_exercise_with_output ... 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] [INFO] [stdout] thread 'exercise::test::test_clean' panicked at src/exercise.rs:269:36: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x64272bdf7242 - std::backtrace_rs::backtrace::libunwind::trace::hf010e1dbae51cb72 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64272bdf7242 - std::backtrace_rs::backtrace::trace_unsynchronized::hfea1b1ce70c8ef04 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64272bdf7242 - std::sys::backtrace::_print_fmt::h2997a50d2484a6a6 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64272bdf7242 - ::fmt::h7fb80f6afbe41a33 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64272be1edd3 - core::fmt::rt::Argument::fmt::hd3a68c3e7e846625 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/fmt/rt.rs:185:76 [INFO] [stdout] 5: 0x64272be1edd3 - core::fmt::write::h000527be0eea6fe8 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/fmt/mod.rs:1449:21 [INFO] [stdout] 6: 0x64272bdf3f13 - std::io::Write::write_fmt::h5402e677befea770 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/io/mod.rs:1890:15 [INFO] [stdout] 7: 0x64272bdf7092 - std::sys::backtrace::BacktraceLock::print::hffad87dde00cbe3e [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x64272bdf86ea - std::panicking::default_hook::{{closure}}::ha46397973bec1239 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:298:22 [INFO] [stdout] 9: 0x64272bdf84d9 - std::panicking::default_hook::h706de72a1550eed4 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:322:9 [INFO] [stdout] 10: 0x64272bc94697 - as core::ops::function::Fn>::call::hde091e5c6e92bb68 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 11: 0x64272bc94697 - test::test_main::{{closure}}::h769424ff54c41197 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:136:21 [INFO] [stdout] 12: 0x64272bdf91d3 - as core::ops::function::Fn>::call::hbd7480c9dddf3315 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 13: 0x64272bdf91d3 - std::panicking::rust_panic_with_hook::h6666776865bd21f5 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:839:13 [INFO] [stdout] 14: 0x64272bdf8e8a - std::panicking::begin_panic_handler::{{closure}}::hb8595612365d24db [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:704:13 [INFO] [stdout] 15: 0x64272bdf7739 - std::sys::backtrace::__rust_end_short_backtrace::h7037f177c7ae4ed3 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 16: 0x64272bdf8b1d - rust_begin_unwind [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:695:5 [INFO] [stdout] 17: 0x64272be1d7d0 - core::panicking::panic_fmt::hd26142fa9828e2a3 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panicking.rs:75:14 [INFO] [stdout] 18: 0x64272be1dc76 - core::result::unwrap_failed::hfccce26cc7701817 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/result.rs:1704:5 [INFO] [stdout] 19: 0x64272bc505dc - core::result::Result::unwrap::h78d168e3342bc3da [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/result.rs:1109:23 [INFO] [stdout] 20: 0x64272bc505dc - rustlings::exercise::test::test_clean::h62402ccaba63dd21 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:269:9 [INFO] [stdout] 21: 0x64272bc50517 - rustlings::exercise::test::test_clean::{{closure}}::hbadfe9dc2e5822b8 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:268:20 [INFO] [stdout] 22: 0x64272bc4b566 - core::ops::function::FnOnce::call_once::ha7a34f633eda37ed [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x64272bc99f9b - core::ops::function::FnOnce::call_once::h537cb3ba0681a85d [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x64272bc99f9b - test::__rust_begin_short_backtrace::ha34590b284b8a909 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:638:18 [INFO] [stdout] 25: 0x64272bc99035 - test::run_test_in_process::{{closure}}::h7e5cb0195a5ea6a6 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:661:60 [INFO] [stdout] 26: 0x64272bc99035 - as core::ops::function::FnOnce<()>>::call_once::h4fd7826f39023efe [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x64272bc99035 - std::panicking::try::do_call::h840562177f324507 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:587:40 [INFO] [stdout] 28: 0x64272bc99035 - std::panicking::try::h2360ed2f8f8e7bd8 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:550:19 [INFO] [stdout] 29: 0x64272bc99035 - std::panic::catch_unwind::h98cd8da2f8eb8f7b [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x64272bc99035 - test::run_test_in_process::hcd6b1143eaf140ef [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:661:27 [INFO] [stdout] 31: 0x64272bc99035 - test::run_test::{{closure}}::h12da0337272887dc [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:582:43 [INFO] [stdout] 32: 0x64272bc5c024 - test::run_test::{{closure}}::h11d537cad5364bdc [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:612:41 [INFO] [stdout] 33: 0x64272bc5c024 - std::sys::backtrace::__rust_begin_short_backtrace::h5f533949825eb644 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 34: 0x64272bc5fa8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf8cffede9b676267 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x64272bc5fa8a - as core::ops::function::FnOnce<()>>::call_once::h3160424131f9b05b [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x64272bc5fa8a - std::panicking::try::do_call::h4821f856f783960c [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:587:40 [INFO] [stdout] 37: 0x64272bc5fa8a - std::panicking::try::hd6726363e8162e27 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:550:19 [INFO] [stdout] 38: 0x64272bc5fa8a - std::panic::catch_unwind::hb75a27d7bd2912cb [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x64272bc5fa8a - std::thread::Builder::spawn_unchecked_::{{closure}}::h36d5666a81748b85 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x64272bc5fa8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha3d6556f1deabcaf [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x64272bdfc94b - as core::ops::function::FnOnce>::call_once::h454485597884df01 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 42: 0x64272bdfc94b - as core::ops::function::FnOnce>::call_once::h421b8b5dc09cf3b4 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 43: 0x64272bdfc94b - std::sys::pal::unix::thread::Thread::new::thread_start::ha1530b93ff336c49 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/pal/unix/thread.rs:109:17 [INFO] [stdout] 44: 0x7b0cd4118ac3 - [INFO] [stdout] 45: 0x7b0cd41a9a04 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_exercise_with_output stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'exercise::test::test_exercise_with_output' panicked at src/exercise.rs:342:38: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: ExerciseOutput { stdout: "", stderr: "\u{1b}[0m\u{1b}[1m\u{1b}[38;5;9merror\u{1b}[0m\u{1b}[0m\u{1b}[1m: couldn't create a temp dir: Read-only file system (os error 30) at path \"/opt/rustwide/workdir/./rmetaCJIUpK\"\u{1b}[0m\n\n\u{1b}[0m\u{1b}[1m\u{1b}[38;5;9merror\u{1b}[0m\u{1b}[0m\u{1b}[1m: aborting due to 1 previous error\u{1b}[0m\n\n" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x64272bdf7242 - std::backtrace_rs::backtrace::libunwind::trace::hf010e1dbae51cb72 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64272bdf7242 - std::backtrace_rs::backtrace::trace_unsynchronized::hfea1b1ce70c8ef04 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64272bdf7242 - std::sys::backtrace::_print_fmt::h2997a50d2484a6a6 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64272bdf7242 - ::fmt::h7fb80f6afbe41a33 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64272be1edd3 - core::fmt::rt::Argument::fmt::hd3a68c3e7e846625 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/fmt/rt.rs:185:76 [INFO] [stdout] 5: 0x64272be1edd3 - core::fmt::write::h000527be0eea6fe8 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/fmt/mod.rs:1449:21 [INFO] [stdout] 6: 0x64272bdf3f13 - std::io::Write::write_fmt::h5402e677befea770 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/io/mod.rs:1890:15 [INFO] [stdout] 7: 0x64272bdf7092 - std::sys::backtrace::BacktraceLock::print::hffad87dde00cbe3e [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x64272bdf86ea - std::panicking::default_hook::{{closure}}::ha46397973bec1239 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:298:22 [INFO] [stdout] 9: 0x64272bdf84d9 - std::panicking::default_hook::h706de72a1550eed4 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:322:9 [INFO] [stdout] 10: 0x64272bc94697 - as core::ops::function::Fn>::call::hde091e5c6e92bb68 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 11: 0x64272bc94697 - test::test_main::{{closure}}::h769424ff54c41197 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:136:21 [INFO] [stdout] 12: 0x64272bdf91d3 - as core::ops::function::Fn>::call::hbd7480c9dddf3315 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1984:9 [INFO] [stdout] 13: 0x64272bdf91d3 - std::panicking::rust_panic_with_hook::h6666776865bd21f5 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:839:13 [INFO] [stdout] 14: 0x64272bdf8e8a - std::panicking::begin_panic_handler::{{closure}}::hb8595612365d24db [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:704:13 [INFO] [stdout] 15: 0x64272bdf7739 - std::sys::backtrace::__rust_end_short_backtrace::h7037f177c7ae4ed3 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 16: 0x64272bdf8b1d - rust_begin_unwind [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:695:5 [INFO] [stdout] 17: 0x64272be1d7d0 - core::panicking::panic_fmt::hd26142fa9828e2a3 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panicking.rs:75:14 [INFO] [stdout] 18: 0x64272be1dc76 - core::result::unwrap_failed::hfccce26cc7701817 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/result.rs:1704:5 [INFO] [stdout] 19: 0x64272bc51476 - core::result::Result::unwrap::he10ce18fbaf24184 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/result.rs:1109:23 [INFO] [stdout] 20: 0x64272bc51476 - rustlings::exercise::test::test_exercise_with_output::h0843bdb50c4fe385 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:342:19 [INFO] [stdout] 21: 0x64272bc51277 - rustlings::exercise::test::test_exercise_with_output::{{closure}}::he7cb2f4a51fe835d [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:335:35 [INFO] [stdout] 22: 0x64272bc4b496 - core::ops::function::FnOnce::call_once::h3c08906124bcda46 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x64272bc99f9b - core::ops::function::FnOnce::call_once::h537cb3ba0681a85d [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x64272bc99f9b - test::__rust_begin_short_backtrace::ha34590b284b8a909 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:638:18 [INFO] [stdout] 25: 0x64272bc99035 - test::run_test_in_process::{{closure}}::h7e5cb0195a5ea6a6 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:661:60 [INFO] [stdout] 26: 0x64272bc99035 - as core::ops::function::FnOnce<()>>::call_once::h4fd7826f39023efe [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x64272bc99035 - std::panicking::try::do_call::h840562177f324507 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:587:40 [INFO] [stdout] 28: 0x64272bc99035 - std::panicking::try::h2360ed2f8f8e7bd8 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:550:19 [INFO] [stdout] 29: 0x64272bc99035 - std::panic::catch_unwind::h98cd8da2f8eb8f7b [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x64272bc99035 - test::run_test_in_process::hcd6b1143eaf140ef [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:661:27 [INFO] [stdout] 31: 0x64272bc99035 - test::run_test::{{closure}}::h12da0337272887dc [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:582:43 [INFO] [stdout] 32: 0x64272bc5c024 - test::run_test::{{closure}}::h11d537cad5364bdc [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/test/src/lib.rs:612:41 [INFO] [stdout] 33: 0x64272bc5c024 - std::sys::backtrace::__rust_begin_short_backtrace::h5f533949825eb644 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 34: 0x64272bc5fa8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf8cffede9b676267 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x64272bc5fa8a - as core::ops::function::FnOnce<()>>::call_once::h3160424131f9b05b [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x64272bc5fa8a - std::panicking::try::do_call::h4821f856f783960c [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:587:40 [INFO] [stdout] 37: 0x64272bc5fa8a - std::panicking::try::hd6726363e8162e27 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panicking.rs:550:19 [INFO] [stdout] 38: 0x64272bc5fa8a - std::panic::catch_unwind::hb75a27d7bd2912cb [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x64272bc5fa8a - std::thread::Builder::spawn_unchecked_::{{closure}}::h36d5666a81748b85 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x64272bc5fa8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha3d6556f1deabcaf [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x64272bdfc94b - as core::ops::function::FnOnce>::call_once::h454485597884df01 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 42: 0x64272bdfc94b - as core::ops::function::FnOnce>::call_once::h421b8b5dc09cf3b4 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/alloc/src/boxed.rs:1970:9 [INFO] [stdout] 43: 0x64272bdfc94b - std::sys::pal::unix::thread::Thread::new::thread_start::ha1530b93ff336c49 [INFO] [stdout] at /rustc/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/library/std/src/sys/pal/unix/thread.rs:109:17 [INFO] [stdout] 44: 0x7b0cd4118ac3 - [INFO] [stdout] 45: 0x7b0cd41a9a04 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] exercise::test::test_clean [INFO] [stdout] exercise::test::test_exercise_with_output [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d3b13247cc84cfe59cb5c5fcbb0eb5c235cd0c283a0e9c64b505772261bb8301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3b13247cc84cfe59cb5c5fcbb0eb5c235cd0c283a0e9c64b505772261bb8301", kill_on_drop: false }` [INFO] [stdout] d3b13247cc84cfe59cb5c5fcbb0eb5c235cd0c283a0e9c64b505772261bb8301