[INFO] cloning repository https://github.com/illegalcall/rustlings-solution [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/illegalcall/rustlings-solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillegalcall%2Frustlings-solution", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillegalcall%2Frustlings-solution'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e5d9d5d26a9b64e7c65f9597f49642f8e4858839 [INFO] testing illegalcall/rustlings-solution against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillegalcall%2Frustlings-solution" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/illegalcall/rustlings-solution [INFO] finished tweaking git repo https://github.com/illegalcall/rustlings-solution [INFO] tweaked toml for git repo https://github.com/illegalcall/rustlings-solution written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/illegalcall/rustlings-solution on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/illegalcall/rustlings-solution 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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 toml v0.5.9 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded serde_derive v1.0.129 [INFO] [stderr] Downloaded serde v1.0.129 [INFO] [stderr] Downloaded serde_json v1.0.81 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded iovec v0.1.4 [INFO] [stderr] Downloaded net2 v0.2.37 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded syn v1.0.75 [INFO] [stderr] Downloaded argh_derive v0.1.5 [INFO] [stderr] Downloaded escargot v0.4.0 [INFO] [stderr] Downloaded once_cell v1.10.0 [INFO] [stderr] Downloaded mio v0.6.23 [INFO] [stderr] Downloaded notify v4.0.17 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded predicates-tree v1.0.3 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded assert_cmd v0.11.1 [INFO] [stderr] Downloaded encode_unicode v0.3.6 [INFO] [stderr] Downloaded unicode-segmentation v1.8.0 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded regex v1.5.5 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded float-cmp v0.8.0 [INFO] [stderr] Downloaded predicates v1.0.8 [INFO] [stderr] Downloaded itoa v1.0.2 [INFO] [stderr] Downloaded argh_shared v0.1.5 [INFO] [stderr] Downloaded argh v0.1.5 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded console v0.15.0 [INFO] [stderr] Downloaded libc v0.2.100 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded lazycell v1.3.0 [INFO] [stderr] Downloaded miow v0.2.2 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded predicates-core v1.0.2 [INFO] [stderr] Downloaded home v0.5.3 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded number_prefix v0.4.0 [INFO] [stderr] Downloaded indicatif v0.16.2 [INFO] [stderr] Downloaded redox_syscall v0.2.10 [INFO] [stderr] Downloaded filetime v0.2.15 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded ws2_32-sys v0.2.1 [INFO] [stderr] Downloaded slab v0.4.4 [INFO] [stderr] Downloaded mio-extras v2.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca44560bd9eacb87047e67f65d446d61fb0a560bda5a002de5a79b517db847ec [INFO] running `Command { std: "docker" "start" "-a" "ca44560bd9eacb87047e67f65d446d61fb0a560bda5a002de5a79b517db847ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca44560bd9eacb87047e67f65d446d61fb0a560bda5a002de5a79b517db847ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca44560bd9eacb87047e67f65d446d61fb0a560bda5a002de5a79b517db847ec", kill_on_drop: false }` [INFO] [stdout] ca44560bd9eacb87047e67f65d446d61fb0a560bda5a002de5a79b517db847ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5701e38b77423e65970e9234ba9d74094f485d17002206f4a1330af75cea437c [INFO] running `Command { std: "docker" "start" "-a" "5701e38b77423e65970e9234ba9d74094f485d17002206f4a1330af75cea437c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.100 [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 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 unicode-segmentation v1.8.0 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling argh_shared v0.1.5 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling number_prefix v0.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling home v0.5.3 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling argh_derive v0.1.5 [INFO] [stderr] Compiling console v0.15.0 [INFO] [stderr] Compiling indicatif v0.16.2 [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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:109:20 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn compile(&self) -> Result { [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] 109 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.04s [INFO] running `Command { std: "docker" "inspect" "5701e38b77423e65970e9234ba9d74094f485d17002206f4a1330af75cea437c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5701e38b77423e65970e9234ba9d74094f485d17002206f4a1330af75cea437c", kill_on_drop: false }` [INFO] [stdout] 5701e38b77423e65970e9234ba9d74094f485d17002206f4a1330af75cea437c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b4804f35d065ee1ffb75e76946e56484842463367e51721a91b739eeffc056b [INFO] running `Command { std: "docker" "start" "-a" "0b4804f35d065ee1ffb75e76946e56484842463367e51721a91b739eeffc056b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:109:20 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn compile(&self) -> Result { [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] 109 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling predicates-tree v1.0.3 [INFO] [stderr] Compiling num-traits v0.2.14 [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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:109:20 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn compile(&self) -> Result { [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] 109 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.22s [INFO] running `Command { std: "docker" "inspect" "0b4804f35d065ee1ffb75e76946e56484842463367e51721a91b739eeffc056b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b4804f35d065ee1ffb75e76946e56484842463367e51721a91b739eeffc056b", kill_on_drop: false }` [INFO] [stdout] 0b4804f35d065ee1ffb75e76946e56484842463367e51721a91b739eeffc056b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2bf37b91dbfc66d0e908305c870c52cca0f220c63ca362eccc0e721e4a8ee209 [INFO] running `Command { std: "docker" "start" "-a" "2bf37b91dbfc66d0e908305c870c52cca0f220c63ca362eccc0e721e4a8ee209", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/exercise.rs:109:20 [INFO] [stderr] | [INFO] [stderr] 109 | pub fn compile(&self) -> Result { [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] 109 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rustlings` (bin "rustlings") generated 1 warning (run `cargo fix --bin "rustlings" -p rustlings` to apply 1 suggestion) [INFO] [stderr] warning: `rustlings` (bin "rustlings" test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-dcf13f95e98a8f74) [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: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: 0x5e342e550b82 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5e342e550b82 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5e342e550b82 - std[3b51380354919863]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5e342e550b82 - <::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5e342e5662da - ::fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5e342e5662da - core[27de1724e4349be2]::fmt::write [INFO] [stdout] 6: 0x5e342e555a56 - std[3b51380354919863]::io::default_write_fmt::> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5e342e555a56 - as std[3b51380354919863]::io::Write>::write_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5e342e52ef9f - ::print [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5e342e52ef9f - std[3b51380354919863]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5e342e548bd9 - std[3b51380354919863]::panicking::default_hook [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5e342e3b878e - core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 12: 0x5e342e3b878e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5e342e548d92 - core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 14: 0x5e342e548d92 - std[3b51380354919863]::panicking::panic_with_hook [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x5e342e52f058 - std[3b51380354919863]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x5e342e5241f9 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x5e342e52fead - __rustc[d79c0ace40940972]::rust_begin_unwind [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x5e342e566a1c - core[27de1724e4349be2]::panicking::panic_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5e342e566792 - core[27de1724e4349be2]::result::unwrap_failed [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x5e342e3a4cfc - >::unwrap [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x5e342e3a4cfc - rustlings[24a6683ad07c2649]::exercise::test::test_clean [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:269:36 [INFO] [stdout] 22: 0x5e342e3a4277 - rustlings[24a6683ad07c2649]::exercise::test::test_clean::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:268:20 [INFO] [stdout] 23: 0x5e342e3a6e86 - >::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5e342e3acb3b - core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5e342e3acb3b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5e342e3b939a - as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x5e342e3b939a - std[3b51380354919863]::panicking::catch_unwind::do_call::, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5e342e3b939a - std[3b51380354919863]::panicking::catch_unwind::, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5e342e3b939a - std[3b51380354919863]::panic::catch_unwind::, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test_in_process [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5e342e3b4944 - test[182b2e79ecd7bbd9]::run_test::{closure#1} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5e342e3b4944 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x5e342e3bbe92 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x5e342e3bbe92 - ::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x5e342e3bbe92 - std[3b51380354919863]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x5e342e3bbe92 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x5e342e3bbe92 - std[3b51380354919863]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5e342e3bbe92 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x5e342e3bbe92 - ::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5e342e55028f - + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9 [INFO] [stdout] 43: 0x5e342e55028f - ::new::thread_start [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17 [INFO] [stdout] 44: 0x745925542aa4 - [INFO] [stdout] 45: 0x7459255cfa64 - 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' (26) panicked at src/exercise.rs:342:38: [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/./rmetaGgnyj8\"\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: 0x5e342e550b82 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5e342e550b82 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5e342e550b82 - std[3b51380354919863]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5e342e550b82 - <::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5e342e5662da - ::fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5e342e5662da - core[27de1724e4349be2]::fmt::write [INFO] [stdout] 6: 0x5e342e555a56 - std[3b51380354919863]::io::default_write_fmt::> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5e342e555a56 - as std[3b51380354919863]::io::Write>::write_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5e342e52ef9f - ::print [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5e342e52ef9f - std[3b51380354919863]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5e342e548bd9 - std[3b51380354919863]::panicking::default_hook [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5e342e3b878e - core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 12: 0x5e342e3b878e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5e342e548d92 - core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 14: 0x5e342e548d92 - std[3b51380354919863]::panicking::panic_with_hook [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x5e342e52f058 - std[3b51380354919863]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x5e342e5241f9 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x5e342e52fead - __rustc[d79c0ace40940972]::rust_begin_unwind [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x5e342e566a1c - core[27de1724e4349be2]::panicking::panic_fmt [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5e342e566792 - core[27de1724e4349be2]::result::unwrap_failed [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x5e342e3a5a98 - >::unwrap [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x5e342e3a5a98 - rustlings[24a6683ad07c2649]::exercise::test::test_exercise_with_output [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:342:38 [INFO] [stdout] 22: 0x5e342e3a4307 - rustlings[24a6683ad07c2649]::exercise::test::test_exercise_with_output::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:335:35 [INFO] [stdout] 23: 0x5e342e3a6f46 - >::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5e342e3acb3b - core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5e342e3acb3b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5e342e3b939a - as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x5e342e3b939a - std[3b51380354919863]::panicking::catch_unwind::do_call::, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5e342e3b939a - std[3b51380354919863]::panicking::catch_unwind::, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5e342e3b939a - std[3b51380354919863]::panic::catch_unwind::, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test_in_process [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5e342e3b939a - test[182b2e79ecd7bbd9]::run_test::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5e342e3b4944 - test[182b2e79ecd7bbd9]::run_test::{closure#1} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5e342e3b4944 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x5e342e3bbe92 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x5e342e3bbe92 - ::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x5e342e3bbe92 - std[3b51380354919863]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x5e342e3bbe92 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x5e342e3bbe92 - std[3b51380354919863]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5e342e3bbe92 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x5e342e3bbe92 - ::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5e342e55028f - + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9 [INFO] [stdout] 43: 0x5e342e55028f - ::new::thread_start [INFO] [stdout] at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17 [INFO] [stdout] 44: 0x745925542aa4 - [INFO] [stdout] 45: 0x7459255cfa64 - 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 0.17s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rustlings` [INFO] running `Command { std: "docker" "inspect" "2bf37b91dbfc66d0e908305c870c52cca0f220c63ca362eccc0e721e4a8ee209", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bf37b91dbfc66d0e908305c870c52cca0f220c63ca362eccc0e721e4a8ee209", kill_on_drop: false }` [INFO] [stdout] 2bf37b91dbfc66d0e908305c870c52cca0f220c63ca362eccc0e721e4a8ee209