[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-Hades-gsl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-Hades-gsl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4391bc3399126dfa63c86686efbb2e9b4e98d08d
[INFO] testing LearningOS/rust-rustlings-2023-autumn-Hades-gsl against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-Hades-gsl" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl
[INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl
[INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-Hades-gsl 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "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 ...
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[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded serde v1.0.171
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdf44480714a212e6705b77f1488421cdb33a4c477abf75c3a9513846efd51b8
[INFO] running `Command { std: "docker" "start" "-a" "fdf44480714a212e6705b77f1488421cdb33a4c477abf75c3a9513846efd51b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdf44480714a212e6705b77f1488421cdb33a4c477abf75c3a9513846efd51b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf44480714a212e6705b77f1488421cdb33a4c477abf75c3a9513846efd51b8", kill_on_drop: false }`
[INFO] [stdout] fdf44480714a212e6705b77f1488421cdb33a4c477abf75c3a9513846efd51b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb427dd6c4285de42d5535c150cd2d1b2f101730ae212d65afe156a2582bc11f
[INFO] running `Command { std: "docker" "start" "-a" "eb427dd6c4285de42d5535c150cd2d1b2f101730ae212d65afe156a2582bc11f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.102
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling ryu v1.0.14
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling filetime v0.2.21
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]    Compiling argh v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling rustlings v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.48s
[INFO] running `Command { std: "docker" "inspect" "eb427dd6c4285de42d5535c150cd2d1b2f101730ae212d65afe156a2582bc11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb427dd6c4285de42d5535c150cd2d1b2f101730ae212d65afe156a2582bc11f", kill_on_drop: false }`
[INFO] [stdout] eb427dd6c4285de42d5535c150cd2d1b2f101730ae212d65afe156a2582bc11f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20903692b9d1624e557b07ffef458ca1f73ce5da7afd08b6e69d9590020e3d6a
[INFO] running `Command { std: "docker" "start" "-a" "20903692b9d1624e557b07ffef458ca1f73ce5da7afd08b6e69d9590020e3d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling predicates-core v1.0.6
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.9
[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 v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "20903692b9d1624e557b07ffef458ca1f73ce5da7afd08b6e69d9590020e3d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20903692b9d1624e557b07ffef458ca1f73ce5da7afd08b6e69d9590020e3d6a", kill_on_drop: false }`
[INFO] [stdout] 20903692b9d1624e557b07ffef458ca1f73ce5da7afd08b6e69d9590020e3d6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d915d54776c75b1e1d1f657c56535b2ace45cb3e47342ca909916cb16709ee2b
[INFO] running `Command { std: "docker" "start" "-a" "d915d54776c75b1e1d1f657c56535b2ace45cb3e47342ca909916cb16709ee2b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/exercise.rs:113:20
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stderr]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stderr]     |                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rustlings` (bin "rustlings" test) generated 1 warning (run `cargo fix --bin "rustlings" -p rustlings --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `rustlings` (bin "rustlings") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-944640170b51cf5d)
[INFO] [stdout] 
[INFO] [stdout] running 4 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] test exercise::test::test_exercise_with_output ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_clean stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_clean' (25) panicked at src/exercise.rs:303:36:
[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:     0x6013e8450442 - std[5bcc0e71a8235ab5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6013e8450442 - std[5bcc0e71a8235ab5]::backtrace_rs::backtrace::trace_unsynchronized::<std[5bcc0e71a8235ab5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6013e8450442 - std[5bcc0e71a8235ab5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x6013e8450442 - <<std[5bcc0e71a8235ab5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[372fedceae7346d9]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x6013e8466117 - <core[372fedceae7346d9]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6013e8466117 - core[372fedceae7346d9]::fmt::write
[INFO] [stdout]    6:     0x6013e8455356 - std[5bcc0e71a8235ab5]::io::default_write_fmt::<alloc[35ef4788f429acbe]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/io/mod.rs:614:11
[INFO] [stdout]    7:     0x6013e8455356 - <alloc[35ef4788f429acbe]::vec::Vec<u8> as std[5bcc0e71a8235ab5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/io/mod.rs:1969:13
[INFO] [stdout]    8:     0x6013e842e87f - <std[5bcc0e71a8235ab5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x6013e842e87f - std[5bcc0e71a8235ab5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6013e84484d9 - std[5bcc0e71a8235ab5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6013e81d3ffe - <alloc[35ef4788f429acbe]::boxed::Box<dyn for<'a, 'b> core[372fedceae7346d9]::ops::function::Fn<(&'a std[5bcc0e71a8235ab5]::panic::PanicHookInfo<'b>,), Output = ()> + core[372fedceae7346d9]::marker::Send + core[372fedceae7346d9]::marker::Sync> as core[372fedceae7346d9]::ops::function::Fn<(&std[5bcc0e71a8235ab5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6013e81d3ffe - test[ed9e78a9c2b5b40d]::test_main_with_exit_callback::<test[ed9e78a9c2b5b40d]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6013e8448692 - <alloc[35ef4788f429acbe]::boxed::Box<dyn for<'a, 'b> core[372fedceae7346d9]::ops::function::Fn<(&'a std[5bcc0e71a8235ab5]::panic::PanicHookInfo<'b>,), Output = ()> + core[372fedceae7346d9]::marker::Send + core[372fedceae7346d9]::marker::Sync> as core[372fedceae7346d9]::ops::function::Fn<(&std[5bcc0e71a8235ab5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6013e8448692 - std[5bcc0e71a8235ab5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6013e842e938 - std[5bcc0e71a8235ab5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6013e8423a49 - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_end_short_backtrace::<std[5bcc0e71a8235ab5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x6013e842f86d - __rustc[b94d33a91dc06419]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6013e846685c - core[372fedceae7346d9]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6013e84665d2 - core[372fedceae7346d9]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6013e81bb5ec - <core[372fedceae7346d9]::result::Result<std[5bcc0e71a8235ab5]::fs::File, std[5bcc0e71a8235ab5]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6013e81bb5ec - rustlings[2947768544b2eaac]::exercise::test::test_clean
[INFO] [stdout]                                at /opt/rustwide/workdir/src/exercise.rs:303:36
[INFO] [stdout]   22:     0x6013e81b8297 - rustlings[2947768544b2eaac]::exercise::test::test_clean::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/exercise.rs:302:20
[INFO] [stdout]   23:     0x6013e81c1696 - <rustlings[2947768544b2eaac]::exercise::test::test_clean::{closure#0} as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6013e81c832b - <fn() -> core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6013e81c832b - test[ed9e78a9c2b5b40d]::__rust_begin_short_backtrace::<core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>, fn() -> core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6013e81d4c0a - <core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panicking::catch_unwind::do_call::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>, core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panicking::catch_unwind::<core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>, core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panic::catch_unwind::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>, core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test_in_process
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6013e81d0184 - test[ed9e78a9c2b5b40d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6013e81d0184 - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_begin_short_backtrace::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x6013e81d7702 - <core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panicking::catch_unwind::do_call::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panicking::catch_unwind::<(), core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panic::catch_unwind::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x6013e81d7702 - <std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1} as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6013e844fb5f - <alloc[35ef4788f429acbe]::boxed::Box<dyn core[372fedceae7346d9]::ops::function::FnOnce<(), Output = ()> + core[372fedceae7346d9]::marker::Send> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x6013e844fb5f - <std[5bcc0e71a8235ab5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7684ffa4daa4 - <unknown>
[INFO] [stdout]   45:     0x7684ffadaa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_exercise_with_output stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_exercise_with_output' (26) panicked at src/exercise.rs:376:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ExerciseOutput { stdout: "", stderr: "\u{1b}[1m\u{1b}[91merror\u{1b}[0m\u{1b}[1m: couldn't create a temp dir: Read-only file system (os error 30) at path \"/opt/rustwide/workdir/./rmetaOcpcDp\"\u{1b}[0m\n\n\u{1b}[1m\u{1b}[91merror\u{1b}[0m\u{1b}[1m: aborting due to 1 previous error\u{1b}[0m\n\n" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6013e8450442 - std[5bcc0e71a8235ab5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6013e8450442 - std[5bcc0e71a8235ab5]::backtrace_rs::backtrace::trace_unsynchronized::<std[5bcc0e71a8235ab5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6013e8450442 - std[5bcc0e71a8235ab5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x6013e8450442 - <<std[5bcc0e71a8235ab5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[372fedceae7346d9]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x6013e8466117 - <core[372fedceae7346d9]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6013e8466117 - core[372fedceae7346d9]::fmt::write
[INFO] [stdout]    6:     0x6013e8455356 - std[5bcc0e71a8235ab5]::io::default_write_fmt::<alloc[35ef4788f429acbe]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/io/mod.rs:614:11
[INFO] [stdout]    7:     0x6013e8455356 - <alloc[35ef4788f429acbe]::vec::Vec<u8> as std[5bcc0e71a8235ab5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/io/mod.rs:1969:13
[INFO] [stdout]    8:     0x6013e842e87f - <std[5bcc0e71a8235ab5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x6013e842e87f - std[5bcc0e71a8235ab5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6013e84484d9 - std[5bcc0e71a8235ab5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6013e81d3ffe - <alloc[35ef4788f429acbe]::boxed::Box<dyn for<'a, 'b> core[372fedceae7346d9]::ops::function::Fn<(&'a std[5bcc0e71a8235ab5]::panic::PanicHookInfo<'b>,), Output = ()> + core[372fedceae7346d9]::marker::Send + core[372fedceae7346d9]::marker::Sync> as core[372fedceae7346d9]::ops::function::Fn<(&std[5bcc0e71a8235ab5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6013e81d3ffe - test[ed9e78a9c2b5b40d]::test_main_with_exit_callback::<test[ed9e78a9c2b5b40d]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6013e8448692 - <alloc[35ef4788f429acbe]::boxed::Box<dyn for<'a, 'b> core[372fedceae7346d9]::ops::function::Fn<(&'a std[5bcc0e71a8235ab5]::panic::PanicHookInfo<'b>,), Output = ()> + core[372fedceae7346d9]::marker::Send + core[372fedceae7346d9]::marker::Sync> as core[372fedceae7346d9]::ops::function::Fn<(&std[5bcc0e71a8235ab5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6013e8448692 - std[5bcc0e71a8235ab5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6013e842e938 - std[5bcc0e71a8235ab5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6013e8423a49 - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_end_short_backtrace::<std[5bcc0e71a8235ab5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x6013e842f86d - __rustc[b94d33a91dc06419]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6013e846685c - core[372fedceae7346d9]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6013e84665d2 - core[372fedceae7346d9]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6013e81bc388 - <core[372fedceae7346d9]::result::Result<rustlings[2947768544b2eaac]::exercise::CompiledExercise, rustlings[2947768544b2eaac]::exercise::ExerciseOutput>>::unwrap
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6013e81bc388 - rustlings[2947768544b2eaac]::exercise::test::test_exercise_with_output
[INFO] [stdout]                                at /opt/rustwide/workdir/src/exercise.rs:376:38
[INFO] [stdout]   22:     0x6013e81b8327 - rustlings[2947768544b2eaac]::exercise::test::test_exercise_with_output::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/exercise.rs:369:35
[INFO] [stdout]   23:     0x6013e81c1756 - <rustlings[2947768544b2eaac]::exercise::test::test_exercise_with_output::{closure#0} as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6013e81c832b - <fn() -> core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6013e81c832b - test[ed9e78a9c2b5b40d]::__rust_begin_short_backtrace::<core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>, fn() -> core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6013e81d4c0a - <core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panicking::catch_unwind::do_call::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>, core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panicking::catch_unwind::<core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>, core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6013e81d4c0a - std[5bcc0e71a8235ab5]::panic::catch_unwind::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<test[ed9e78a9c2b5b40d]::run_test_in_process::{closure#0}>, core[372fedceae7346d9]::result::Result<(), alloc[35ef4788f429acbe]::string::String>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test_in_process
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6013e81d4c0a - test[ed9e78a9c2b5b40d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6013e81d0184 - test[ed9e78a9c2b5b40d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6013e81d0184 - std[5bcc0e71a8235ab5]::sys::backtrace::__rust_begin_short_backtrace::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x6013e81d7702 - <core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panicking::catch_unwind::do_call::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panicking::catch_unwind::<(), core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::panic::catch_unwind::<core[372fedceae7346d9]::panic::unwind_safe::AssertUnwindSafe<std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6013e81d7702 - std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked::<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x6013e81d7702 - <std[5bcc0e71a8235ab5]::thread::lifecycle::spawn_unchecked<test[ed9e78a9c2b5b40d]::run_test::{closure#1}, ()>::{closure#1} as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6013e844fb5f - <alloc[35ef4788f429acbe]::boxed::Box<dyn core[372fedceae7346d9]::ops::function::FnOnce<(), Output = ()> + core[372fedceae7346d9]::marker::Send> as core[372fedceae7346d9]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x6013e844fb5f - <std[5bcc0e71a8235ab5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/198328ad7960b1bece0dc48496bff6c62dd5d339/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7684ffa4daa4 - <unknown>
[INFO] [stdout]   45:     0x7684ffadaa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[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 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rustlings`
[INFO] running `Command { std: "docker" "inspect" "d915d54776c75b1e1d1f657c56535b2ace45cb3e47342ca909916cb16709ee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d915d54776c75b1e1d1f657c56535b2ace45cb3e47342ca909916cb16709ee2b", kill_on_drop: false }`
[INFO] [stdout] d915d54776c75b1e1d1f657c56535b2ace45cb3e47342ca909916cb16709ee2b
