[INFO] cloning repository https://github.com/shs613/rustlings-solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shs613/rustlings-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshs613%2Frustlings-solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshs613%2Frustlings-solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ba6e30a359975362e461c7856a47c6f398bd531 [INFO] testing shs613/rustlings-solutions against master#595316b4006932405a63862d8fe65f71a6356293 for pr-128254 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshs613%2Frustlings-solutions" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 91% (1151/1254) Updating files: 92% (1154/1254) Updating files: 93% (1167/1254) Updating files: 94% (1179/1254) Updating files: 95% (1192/1254) Updating files: 96% (1204/1254) Updating files: 97% (1217/1254) Updating files: 98% (1229/1254) Updating files: 99% (1242/1254) Updating files: 100% (1254/1254) Updating files: 100% (1254/1254), done. [INFO] validating manifest of git repo https://github.com/shs613/rustlings-solutions on toolchain 595316b4006932405a63862d8fe65f71a6356293 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shs613/rustlings-solutions [INFO] finished tweaking git repo https://github.com/shs613/rustlings-solutions [INFO] tweaked toml for git repo https://github.com/shs613/rustlings-solutions written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/shs613/rustlings-solutions 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" "+595316b4006932405a63862d8fe65f71a6356293" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a611fb5e3be1cb5d486c3219877468e216539827fad08f51b9a2152a7e94852 [INFO] running `Command { std: "docker" "start" "-a" "7a611fb5e3be1cb5d486c3219877468e216539827fad08f51b9a2152a7e94852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a611fb5e3be1cb5d486c3219877468e216539827fad08f51b9a2152a7e94852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a611fb5e3be1cb5d486c3219877468e216539827fad08f51b9a2152a7e94852", kill_on_drop: false }` [INFO] [stdout] 7a611fb5e3be1cb5d486c3219877468e216539827fad08f51b9a2152a7e94852 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6de73f863e2019761121c76ed9b52e716f04596c61c20ee5435c94ff31a6d650 [INFO] running `Command { std: "docker" "start" "-a" "6de73f863e2019761121c76ed9b52e716f04596c61c20ee5435c94ff31a6d650", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling terminal_size v0.1.16 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.16 [INFO] [stderr] Compiling regex v1.4.6 [INFO] [stderr] Compiling console v0.14.1 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling argh v0.1.4 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v4.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.10s [INFO] running `Command { std: "docker" "inspect" "6de73f863e2019761121c76ed9b52e716f04596c61c20ee5435c94ff31a6d650", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de73f863e2019761121c76ed9b52e716f04596c61c20ee5435c94ff31a6d650", kill_on_drop: false }` [INFO] [stdout] 6de73f863e2019761121c76ed9b52e716f04596c61c20ee5435c94ff31a6d650 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f71c2dda5ce6c6f12e17c9dd4ffe1d7665be9cf236028728db8a1af731891371 [INFO] running `Command { std: "docker" "start" "-a" "f71c2dda5ce6c6f12e17c9dd4ffe1d7665be9cf236028728db8a1af731891371", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling float-cmp v0.8.0 [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 v1.0.7 [INFO] [stderr] Compiling predicates-tree v1.0.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v4.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "f71c2dda5ce6c6f12e17c9dd4ffe1d7665be9cf236028728db8a1af731891371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f71c2dda5ce6c6f12e17c9dd4ffe1d7665be9cf236028728db8a1af731891371", kill_on_drop: false }` [INFO] [stdout] f71c2dda5ce6c6f12e17c9dd4ffe1d7665be9cf236028728db8a1af731891371 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+595316b4006932405a63862d8fe65f71a6356293" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 21c4a53b90fcc8ccf29f42772e0a62c29739d035f62133ceec8f88e8f5979b87 [INFO] running `Command { std: "docker" "start" "-a" "21c4a53b90fcc8ccf29f42772e0a62c29739d035f62133ceec8f88e8f5979b87", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-c5767a6545fe4d01) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test exercise::test::test_clean ... FAILED [INFO] [stdout] test exercise::test::test_finished_exercise ... FAILED [INFO] [stdout] test exercise::test::test_pending_state ... 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] thread 'exercise::test::test_clean' panicked at src/exercise.rs:270:36: [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: 0x5561da310c45 - std::backtrace_rs::backtrace::libunwind::trace::h809b51279f37fbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x5561da310c45 - std::backtrace_rs::backtrace::trace_unsynchronized::ha753b9a6d024bd66 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5561da310c45 - std::sys::backtrace::_print_fmt::h54b8ed40836b22eb [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5561da310c45 - ::fmt::h093865098a3fff40 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5561da3380eb - core::fmt::rt::Argument::fmt::h1061e452add16254 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5561da3380eb - core::fmt::write::h7a508f96bafac160 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x5561da30dfef - std::io::Write::write_fmt::h56e272cdb0cebbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x5561da312461 - std::sys::backtrace::BacktraceLock::print::h155d850523a1b927 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x5561da312461 - std::panicking::default_hook::{{closure}}::h2855f8d7d6820b00 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x5561da312008 - std::panicking::default_hook::h449f08cb45d29c44 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x5561da19b44a - as core::ops::function::Fn>::call::hbb9c31241d2a8ab8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x5561da19b44a - test::test_main::{{closure}}::h3f4b24bb8992cb07 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x5561da312d6f - as core::ops::function::Fn>::call::h2b2f8d2c7a6688f7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x5561da312d6f - std::panicking::rust_panic_with_hook::ha7cb63f808bb331d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x5561da312997 - std::panicking::begin_panic_handler::{{closure}}::h8e8be5526a8e1a0d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x5561da311109 - std::sys::backtrace::__rust_end_short_backtrace::h2c3f320719402611 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x5561da312624 - rust_begin_unwind [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x5561da3369e3 - core::panicking::panic_fmt::h51ab013dd3ac6147 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x5561da336f36 - core::result::unwrap_failed::h1dca30479410c97d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x5561da1569da - core::result::Result::unwrap::h8fd75b981ca618e9 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1102:23 [INFO] [stdout] 20: 0x5561da1569da - rustlings::exercise::test::test_clean::hd9cbaae3b92034a6 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:270:9 [INFO] [stdout] 21: 0x5561da156917 - rustlings::exercise::test::test_clean::{{closure}}::hb9efa1a4104efa85 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:269:20 [INFO] [stdout] 22: 0x5561da158d06 - core::ops::function::FnOnce::call_once::h5ffaafbaff4723c5 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x5561da19ffcb - core::ops::function::FnOnce::call_once::h2ec63b219a477cdc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5561da19ffcb - test::__rust_begin_short_backtrace::h9851766a24f0f2dc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:620:18 [INFO] [stdout] 25: 0x5561da19f7e5 - test::run_test_in_process::{{closure}}::h5f576be7f01e61a0 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:60 [INFO] [stdout] 26: 0x5561da19f7e5 - as core::ops::function::FnOnce<()>>::call_once::hbcd518b2646978df [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x5561da19f7e5 - std::panicking::try::do_call::hef1c8e3807c09d72 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 28: 0x5561da19f7e5 - std::panicking::try::hef7ba31069ef6faa [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 29: 0x5561da19f7e5 - std::panic::catch_unwind::h02d1a6a53b815216 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 30: 0x5561da19f7e5 - test::run_test_in_process::h725821eeeaa8d44f [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:27 [INFO] [stdout] 31: 0x5561da19f7e5 - test::run_test::{{closure}}::hf3052154731afb9c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:564:43 [INFO] [stdout] 32: 0x5561da1650b4 - test::run_test::{{closure}}::h0f3481c98fe7f586 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:594:41 [INFO] [stdout] 33: 0x5561da1650b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd77fe506835ba5a7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 34: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::had0acb5abbe1cd58 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 35: 0x5561da168882 - as core::ops::function::FnOnce<()>>::call_once::h7aa25fb6322ead52 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x5561da168882 - std::panicking::try::do_call::h430d18a4f38cd14a [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 37: 0x5561da168882 - std::panicking::try::hce26f6fe7fc6d3f9 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 38: 0x5561da168882 - std::panic::catch_unwind::h1ed0f8ea5cd7c366 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 39: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dd5df43207207a2 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 40: 0x5561da168882 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h77019e733916ab5c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hf63e8c20eb49467b [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 42: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hfdf67ecf6685e277 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x5561da31709b - std::sys::pal::unix::thread::Thread::new::thread_start::h96d3264ae41c3765 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 44: 0x7ff8f37caac3 - [INFO] [stdout] 45: 0x7ff8f385ba04 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_finished_exercise stdout ---- [INFO] [stdout] thread 'exercise::test::test_finished_exercise' panicked at src/exercise.rs:201:36: [INFO] [stdout] We were unable to open the exercise file!: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5561da310c45 - std::backtrace_rs::backtrace::libunwind::trace::h809b51279f37fbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x5561da310c45 - std::backtrace_rs::backtrace::trace_unsynchronized::ha753b9a6d024bd66 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5561da310c45 - std::sys::backtrace::_print_fmt::h54b8ed40836b22eb [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5561da310c45 - ::fmt::h093865098a3fff40 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5561da3380eb - core::fmt::rt::Argument::fmt::h1061e452add16254 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5561da3380eb - core::fmt::write::h7a508f96bafac160 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x5561da30dfef - std::io::Write::write_fmt::h56e272cdb0cebbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x5561da312461 - std::sys::backtrace::BacktraceLock::print::h155d850523a1b927 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x5561da312461 - std::panicking::default_hook::{{closure}}::h2855f8d7d6820b00 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x5561da312008 - std::panicking::default_hook::h449f08cb45d29c44 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x5561da19b44a - as core::ops::function::Fn>::call::hbb9c31241d2a8ab8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x5561da19b44a - test::test_main::{{closure}}::h3f4b24bb8992cb07 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x5561da312d6f - as core::ops::function::Fn>::call::h2b2f8d2c7a6688f7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x5561da312d6f - std::panicking::rust_panic_with_hook::ha7cb63f808bb331d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x5561da312997 - std::panicking::begin_panic_handler::{{closure}}::h8e8be5526a8e1a0d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x5561da311109 - std::sys::backtrace::__rust_end_short_backtrace::h2c3f320719402611 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x5561da312624 - rust_begin_unwind [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x5561da3369e3 - core::panicking::panic_fmt::h51ab013dd3ac6147 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x5561da336f36 - core::result::unwrap_failed::h1dca30479410c97d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x5561da151a3d - core::result::Result::expect::h274f881e60377509 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1059:23 [INFO] [stdout] 20: 0x5561da155dc8 - rustlings::exercise::Exercise::state::h76a151973f97b580 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:201:13 [INFO] [stdout] 21: 0x5561da157521 - rustlings::exercise::test::test_finished_exercise::hd16e25c7b5133002 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:332:20 [INFO] [stdout] 22: 0x5561da1573f7 - rustlings::exercise::test::test_finished_exercise::{{closure}}::h120118c44a95150d [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:324:32 [INFO] [stdout] 23: 0x5561da158c86 - core::ops::function::FnOnce::call_once::h0e42410205ee31a8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5561da19ffcb - core::ops::function::FnOnce::call_once::h2ec63b219a477cdc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5561da19ffcb - test::__rust_begin_short_backtrace::h9851766a24f0f2dc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:620:18 [INFO] [stdout] 26: 0x5561da19f7e5 - test::run_test_in_process::{{closure}}::h5f576be7f01e61a0 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:60 [INFO] [stdout] 27: 0x5561da19f7e5 - as core::ops::function::FnOnce<()>>::call_once::hbcd518b2646978df [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5561da19f7e5 - std::panicking::try::do_call::hef1c8e3807c09d72 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 29: 0x5561da19f7e5 - std::panicking::try::hef7ba31069ef6faa [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 30: 0x5561da19f7e5 - std::panic::catch_unwind::h02d1a6a53b815216 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 31: 0x5561da19f7e5 - test::run_test_in_process::h725821eeeaa8d44f [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:27 [INFO] [stdout] 32: 0x5561da19f7e5 - test::run_test::{{closure}}::hf3052154731afb9c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:564:43 [INFO] [stdout] 33: 0x5561da1650b4 - test::run_test::{{closure}}::h0f3481c98fe7f586 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:594:41 [INFO] [stdout] 34: 0x5561da1650b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd77fe506835ba5a7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 35: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::had0acb5abbe1cd58 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 36: 0x5561da168882 - as core::ops::function::FnOnce<()>>::call_once::h7aa25fb6322ead52 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5561da168882 - std::panicking::try::do_call::h430d18a4f38cd14a [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 38: 0x5561da168882 - std::panicking::try::hce26f6fe7fc6d3f9 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 39: 0x5561da168882 - std::panic::catch_unwind::h1ed0f8ea5cd7c366 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 40: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dd5df43207207a2 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 41: 0x5561da168882 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h77019e733916ab5c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hf63e8c20eb49467b [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hfdf67ecf6685e277 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 44: 0x5561da31709b - std::sys::pal::unix::thread::Thread::new::thread_start::h96d3264ae41c3765 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 45: 0x7ff8f37caac3 - [INFO] [stdout] 46: 0x7ff8f385ba04 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_pending_state stdout ---- [INFO] [stdout] thread 'exercise::test::test_pending_state' panicked at src/exercise.rs:201:36: [INFO] [stdout] We were unable to open the exercise file!: Os { code: 2, kind: NotFound, message: "No such file or directory" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5561da310c45 - std::backtrace_rs::backtrace::libunwind::trace::h809b51279f37fbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x5561da310c45 - std::backtrace_rs::backtrace::trace_unsynchronized::ha753b9a6d024bd66 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5561da310c45 - std::sys::backtrace::_print_fmt::h54b8ed40836b22eb [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5561da310c45 - ::fmt::h093865098a3fff40 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5561da3380eb - core::fmt::rt::Argument::fmt::h1061e452add16254 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5561da3380eb - core::fmt::write::h7a508f96bafac160 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x5561da30dfef - std::io::Write::write_fmt::h56e272cdb0cebbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x5561da312461 - std::sys::backtrace::BacktraceLock::print::h155d850523a1b927 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x5561da312461 - std::panicking::default_hook::{{closure}}::h2855f8d7d6820b00 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x5561da312008 - std::panicking::default_hook::h449f08cb45d29c44 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x5561da19b44a - as core::ops::function::Fn>::call::hbb9c31241d2a8ab8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x5561da19b44a - test::test_main::{{closure}}::h3f4b24bb8992cb07 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x5561da312d6f - as core::ops::function::Fn>::call::h2b2f8d2c7a6688f7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x5561da312d6f - std::panicking::rust_panic_with_hook::ha7cb63f808bb331d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x5561da312997 - std::panicking::begin_panic_handler::{{closure}}::h8e8be5526a8e1a0d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x5561da311109 - std::sys::backtrace::__rust_end_short_backtrace::h2c3f320719402611 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x5561da312624 - rust_begin_unwind [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x5561da3369e3 - core::panicking::panic_fmt::h51ab013dd3ac6147 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x5561da336f36 - core::result::unwrap_failed::h1dca30479410c97d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x5561da151a3d - core::result::Result::expect::h274f881e60377509 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1059:23 [INFO] [stdout] 20: 0x5561da155dc8 - rustlings::exercise::Exercise::state::h76a151973f97b580 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:201:13 [INFO] [stdout] 21: 0x5561da156ee4 - rustlings::exercise::test::test_pending_state::h2b9afeac05680c63 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:291:21 [INFO] [stdout] 22: 0x5561da156db7 - rustlings::exercise::test::test_pending_state::{{closure}}::h107f4259510ad517 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:283:28 [INFO] [stdout] 23: 0x5561da158cc6 - core::ops::function::FnOnce::call_once::h2de9764d5e2d75b5 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5561da19ffcb - core::ops::function::FnOnce::call_once::h2ec63b219a477cdc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5561da19ffcb - test::__rust_begin_short_backtrace::h9851766a24f0f2dc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:620:18 [INFO] [stdout] 26: 0x5561da19f7e5 - test::run_test_in_process::{{closure}}::h5f576be7f01e61a0 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:60 [INFO] [stdout] 27: 0x5561da19f7e5 - as core::ops::function::FnOnce<()>>::call_once::hbcd518b2646978df [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5561da19f7e5 - std::panicking::try::do_call::hef1c8e3807c09d72 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 29: 0x5561da19f7e5 - std::panicking::try::hef7ba31069ef6faa [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 30: 0x5561da19f7e5 - std::panic::catch_unwind::h02d1a6a53b815216 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 31: 0x5561da19f7e5 - test::run_test_in_process::h725821eeeaa8d44f [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:27 [INFO] [stdout] 32: 0x5561da19f7e5 - test::run_test::{{closure}}::hf3052154731afb9c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:564:43 [INFO] [stdout] 33: 0x5561da1650b4 - test::run_test::{{closure}}::h0f3481c98fe7f586 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:594:41 [INFO] [stdout] 34: 0x5561da1650b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd77fe506835ba5a7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 35: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::had0acb5abbe1cd58 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 36: 0x5561da168882 - as core::ops::function::FnOnce<()>>::call_once::h7aa25fb6322ead52 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5561da168882 - std::panicking::try::do_call::h430d18a4f38cd14a [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 38: 0x5561da168882 - std::panicking::try::hce26f6fe7fc6d3f9 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 39: 0x5561da168882 - std::panic::catch_unwind::h1ed0f8ea5cd7c366 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 40: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dd5df43207207a2 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 41: 0x5561da168882 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h77019e733916ab5c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hf63e8c20eb49467b [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hfdf67ecf6685e277 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 44: 0x5561da31709b - std::sys::pal::unix::thread::Thread::new::thread_start::h96d3264ae41c3765 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 45: 0x7ff8f37caac3 - [INFO] [stdout] 46: 0x7ff8f385ba04 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_exercise_with_output stdout ---- [INFO] [stdout] thread 'exercise::test::test_exercise_with_output' panicked at src/exercise.rs:343:38: [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 read tests/fixture/success/testSuccess.rs: No such file or directory (os error 2)\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: 0x5561da310c45 - std::backtrace_rs::backtrace::libunwind::trace::h809b51279f37fbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x5561da310c45 - std::backtrace_rs::backtrace::trace_unsynchronized::ha753b9a6d024bd66 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5561da310c45 - std::sys::backtrace::_print_fmt::h54b8ed40836b22eb [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5561da310c45 - ::fmt::h093865098a3fff40 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5561da3380eb - core::fmt::rt::Argument::fmt::h1061e452add16254 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5561da3380eb - core::fmt::write::h7a508f96bafac160 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x5561da30dfef - std::io::Write::write_fmt::h56e272cdb0cebbc6 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x5561da312461 - std::sys::backtrace::BacktraceLock::print::h155d850523a1b927 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x5561da312461 - std::panicking::default_hook::{{closure}}::h2855f8d7d6820b00 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x5561da312008 - std::panicking::default_hook::h449f08cb45d29c44 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x5561da19b44a - as core::ops::function::Fn>::call::hbb9c31241d2a8ab8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x5561da19b44a - test::test_main::{{closure}}::h3f4b24bb8992cb07 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x5561da312d6f - as core::ops::function::Fn>::call::h2b2f8d2c7a6688f7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x5561da312d6f - std::panicking::rust_panic_with_hook::ha7cb63f808bb331d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x5561da312997 - std::panicking::begin_panic_handler::{{closure}}::h8e8be5526a8e1a0d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x5561da311109 - std::sys::backtrace::__rust_end_short_backtrace::h2c3f320719402611 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x5561da312624 - rust_begin_unwind [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x5561da3369e3 - core::panicking::panic_fmt::h51ab013dd3ac6147 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x5561da336f36 - core::result::unwrap_failed::h1dca30479410c97d [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x5561da157826 - core::result::Result::unwrap::h53d8acbead455bff [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/result.rs:1102:23 [INFO] [stdout] 20: 0x5561da157826 - rustlings::exercise::test::test_exercise_with_output::h05cdebe0fea43ae6 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:343:19 [INFO] [stdout] 21: 0x5561da157637 - rustlings::exercise::test::test_exercise_with_output::{{closure}}::ha9ba04c085ed448e [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:336:35 [INFO] [stdout] 22: 0x5561da158d46 - core::ops::function::FnOnce::call_once::ha301b211c16970b8 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x5561da19ffcb - core::ops::function::FnOnce::call_once::h2ec63b219a477cdc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5561da19ffcb - test::__rust_begin_short_backtrace::h9851766a24f0f2dc [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:620:18 [INFO] [stdout] 25: 0x5561da19f7e5 - test::run_test_in_process::{{closure}}::h5f576be7f01e61a0 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:60 [INFO] [stdout] 26: 0x5561da19f7e5 - as core::ops::function::FnOnce<()>>::call_once::hbcd518b2646978df [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x5561da19f7e5 - std::panicking::try::do_call::hef1c8e3807c09d72 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 28: 0x5561da19f7e5 - std::panicking::try::hef7ba31069ef6faa [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 29: 0x5561da19f7e5 - std::panic::catch_unwind::h02d1a6a53b815216 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 30: 0x5561da19f7e5 - test::run_test_in_process::h725821eeeaa8d44f [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:643:27 [INFO] [stdout] 31: 0x5561da19f7e5 - test::run_test::{{closure}}::hf3052154731afb9c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:564:43 [INFO] [stdout] 32: 0x5561da1650b4 - test::run_test::{{closure}}::h0f3481c98fe7f586 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/test/src/lib.rs:594:41 [INFO] [stdout] 33: 0x5561da1650b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd77fe506835ba5a7 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 34: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::had0acb5abbe1cd58 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 35: 0x5561da168882 - as core::ops::function::FnOnce<()>>::call_once::h7aa25fb6322ead52 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x5561da168882 - std::panicking::try::do_call::h430d18a4f38cd14a [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:554:40 [INFO] [stdout] 37: 0x5561da168882 - std::panicking::try::hce26f6fe7fc6d3f9 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panicking.rs:518:19 [INFO] [stdout] 38: 0x5561da168882 - std::panic::catch_unwind::h1ed0f8ea5cd7c366 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/panic.rs:345:14 [INFO] [stdout] 39: 0x5561da168882 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dd5df43207207a2 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 40: 0x5561da168882 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h77019e733916ab5c [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hf63e8c20eb49467b [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 42: 0x5561da31709b - as core::ops::function::FnOnce>::call_once::hfdf67ecf6685e277 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x5561da31709b - std::sys::pal::unix::thread::Thread::new::thread_start::h96d3264ae41c3765 [INFO] [stdout] at /rustc/595316b4006932405a63862d8fe65f71a6356293/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 44: 0x7ff8f37caac3 - [INFO] [stdout] 45: 0x7ff8f385ba04 - 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] exercise::test::test_finished_exercise [INFO] [stdout] exercise::test::test_pending_state [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rustlings` [INFO] running `Command { std: "docker" "inspect" "21c4a53b90fcc8ccf29f42772e0a62c29739d035f62133ceec8f88e8f5979b87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21c4a53b90fcc8ccf29f42772e0a62c29739d035f62133ceec8f88e8f5979b87", kill_on_drop: false }` [INFO] [stdout] 21c4a53b90fcc8ccf29f42772e0a62c29739d035f62133ceec8f88e8f5979b87 [INFO] testing shs613/rustlings-solutions against try#5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b for pr-128254 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshs613%2Frustlings-solutions" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 91% (1151/1254) Updating files: 92% (1154/1254) Updating files: 93% (1167/1254) Updating files: 94% (1179/1254) Updating files: 95% (1192/1254) Updating files: 96% (1204/1254) Updating files: 97% (1217/1254) Updating files: 98% (1229/1254) Updating files: 99% (1242/1254) Updating files: 100% (1254/1254) Updating files: 100% (1254/1254), done. [INFO] validating manifest of git repo https://github.com/shs613/rustlings-solutions on toolchain 5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shs613/rustlings-solutions [INFO] finished tweaking git repo https://github.com/shs613/rustlings-solutions [INFO] tweaked toml for git repo https://github.com/shs613/rustlings-solutions written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/shs613/rustlings-solutions 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" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71bc5d19714feababcb393f92d5c55b0948967537a55fc1743d2ac3c5804f316 [INFO] running `Command { std: "docker" "start" "-a" "71bc5d19714feababcb393f92d5c55b0948967537a55fc1743d2ac3c5804f316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71bc5d19714feababcb393f92d5c55b0948967537a55fc1743d2ac3c5804f316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71bc5d19714feababcb393f92d5c55b0948967537a55fc1743d2ac3c5804f316", kill_on_drop: false }` [INFO] [stdout] 71bc5d19714feababcb393f92d5c55b0948967537a55fc1743d2ac3c5804f316 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc9d7bae64c1f3e61ef00a0512dfbce16713e007a5d931891f2919ac4313f2a8 [INFO] running `Command { std: "docker" "start" "-a" "fc9d7bae64c1f3e61ef00a0512dfbce16713e007a5d931891f2919ac4313f2a8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling lock_api v0.4.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling terminal_size v0.1.16 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.16 [INFO] [stderr] Compiling regex v1.4.6 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Compiling console v0.14.1 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling argh v0.1.4 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v4.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.51s [INFO] running `Command { std: "docker" "inspect" "fc9d7bae64c1f3e61ef00a0512dfbce16713e007a5d931891f2919ac4313f2a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc9d7bae64c1f3e61ef00a0512dfbce16713e007a5d931891f2919ac4313f2a8", kill_on_drop: false }` [INFO] [stdout] fc9d7bae64c1f3e61ef00a0512dfbce16713e007a5d931891f2919ac4313f2a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5e89635d7bf1d3033c2eb20378b7b3cbe2dd1a9b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dcb4dc49d39af55e7a1cd4fb77a26d8f234be860011abfb495e9030133d792f4 [INFO] running `Command { std: "docker" "start" "-a" "dcb4dc49d39af55e7a1cd4fb77a26d8f234be860011abfb495e9030133d792f4", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling predicates-tree v1.0.2 [INFO] [stderr] Compiling predicates v1.0.7 [INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetabVOBq9/lib.rmeta`: No space left on device (os error 28) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_json` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "dcb4dc49d39af55e7a1cd4fb77a26d8f234be860011abfb495e9030133d792f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcb4dc49d39af55e7a1cd4fb77a26d8f234be860011abfb495e9030133d792f4", kill_on_drop: false }` [INFO] [stdout] dcb4dc49d39af55e7a1cd4fb77a26d8f234be860011abfb495e9030133d792f4