[INFO] cloning repository https://github.com/Yinglai921/rustlings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yinglai921/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYinglai921%2Frustlings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYinglai921%2Frustlings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93939fbd9593db2f818df313e9da630dec0d5e00 [INFO] testing Yinglai921/rustlings against master#1ddedbaa5919b7b3e70d984660e21e844c615c97 for pr-128400 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYinglai921%2Frustlings" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Yinglai921/rustlings on toolchain 1ddedbaa5919b7b3e70d984660e21e844c615c97 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Yinglai921/rustlings [INFO] finished tweaking git repo https://github.com/Yinglai921/rustlings [INFO] tweaked toml for git repo https://github.com/Yinglai921/rustlings written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Yinglai921/rustlings already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d9944100370e6d202086a712bed91b7f7dbb673d0ae6a610803c828dad6fae3 [INFO] running `Command { std: "docker" "start" "-a" "5d9944100370e6d202086a712bed91b7f7dbb673d0ae6a610803c828dad6fae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d9944100370e6d202086a712bed91b7f7dbb673d0ae6a610803c828dad6fae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d9944100370e6d202086a712bed91b7f7dbb673d0ae6a610803c828dad6fae3", kill_on_drop: false }` [INFO] [stdout] 5d9944100370e6d202086a712bed91b7f7dbb673d0ae6a610803c828dad6fae3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27fafcd13bd691e406f7f46e9e55b09ff67a94774194a6cdb64ba3b49dc08a5b [INFO] running `Command { std: "docker" "start" "-a" "27fafcd13bd691e406f7f46e9e55b09ff67a94774194a6cdb64ba3b49dc08a5b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling cfg-if v1.0.0 [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 autocfg v1.0.1 [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_derive v1.0.129 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Compiling argh_shared v0.1.5 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling console v0.14.1 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling argh_derive v0.1.5 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling argh v0.1.5 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v4.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.12s [INFO] running `Command { std: "docker" "inspect" "27fafcd13bd691e406f7f46e9e55b09ff67a94774194a6cdb64ba3b49dc08a5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27fafcd13bd691e406f7f46e9e55b09ff67a94774194a6cdb64ba3b49dc08a5b", kill_on_drop: false }` [INFO] [stdout] 27fafcd13bd691e406f7f46e9e55b09ff67a94774194a6cdb64ba3b49dc08a5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2d295bbfe31c189a6d708d0b83c718b1ba81ff7990e0992fbc486cde672408e [INFO] running `Command { std: "docker" "start" "-a" "a2d295bbfe31c189a6d708d0b83c718b1ba81ff7990e0992fbc486cde672408e", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling predicates-tree v1.0.3 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v4.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "a2d295bbfe31c189a6d708d0b83c718b1ba81ff7990e0992fbc486cde672408e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2d295bbfe31c189a6d708d0b83c718b1ba81ff7990e0992fbc486cde672408e", kill_on_drop: false }` [INFO] [stdout] a2d295bbfe31c189a6d708d0b83c718b1ba81ff7990e0992fbc486cde672408e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 827d2229cf8103c1d59d8eb252ff2e5203cdf9aaafb74840e2c93058f82fcabc [INFO] running `Command { std: "docker" "start" "-a" "827d2229cf8103c1d59d8eb252ff2e5203cdf9aaafb74840e2c93058f82fcabc", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustlings-f739e13e5391f6d4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-352d6f8b76b21bb2) [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] thread 'exercise::test::test_clean' panicked at src/exercise.rs:269:36: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x556dad7ede05 - std::backtrace_rs::backtrace::libunwind::trace::hdfc9607bf31dbc86 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x556dad7ede05 - std::backtrace_rs::backtrace::trace_unsynchronized::h835e0ca3083fcb54 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x556dad7ede05 - std::sys::backtrace::_print_fmt::hf81d1bed8dde1f05 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x556dad7ede05 - ::fmt::h0e21387e4dc195e8 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x556dad8152ab - core::fmt::rt::Argument::fmt::hf0a2360aea19729b [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x556dad8152ab - core::fmt::write::h76a391ed15942408 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x556dad7eb0ff - std::io::Write::write_fmt::h3a6701c05eae4e21 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x556dad7ef621 - std::sys::backtrace::BacktraceLock::print::hfbac027926ddf935 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x556dad7ef621 - std::panicking::default_hook::{{closure}}::h901010a60b64ccc3 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x556dad7ef1c8 - std::panicking::default_hook::had7425277af071c7 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x556dad6691ba - as core::ops::function::Fn>::call::h0e74b18ddebb72fa [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x556dad6691ba - test::test_main::{{closure}}::he27b357a2172d646 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x556dad7eff2f - as core::ops::function::Fn>::call::ha2e26086c015e62d [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x556dad7eff2f - std::panicking::rust_panic_with_hook::hac0e92610e1e4d1b [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x556dad7efb57 - std::panicking::begin_panic_handler::{{closure}}::h1fb6563ca25c0091 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x556dad7ee2c9 - std::sys::backtrace::__rust_end_short_backtrace::he90d714ee124ec57 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x556dad7ef7e4 - rust_begin_unwind [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x556dad813ba3 - core::panicking::panic_fmt::h2c076b2ed9eeb82c [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x556dad8140f6 - core::result::unwrap_failed::h0be6dd1a77884bef [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x556dad627caa - core::result::Result::unwrap::h3901870f378db7bd [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1102:23 [INFO] [stdout] 20: 0x556dad627caa - rustlings::exercise::test::test_clean::h1f4ecfc7234f4d25 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:269:9 [INFO] [stdout] 21: 0x556dad627be7 - rustlings::exercise::test::test_clean::{{closure}}::hce1e9d19796b8a07 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:268:20 [INFO] [stdout] 22: 0x556dad62a536 - core::ops::function::FnOnce::call_once::h594ea10e3ebd3d61 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x556dad66dc8b - core::ops::function::FnOnce::call_once::hca6bde12b6a630f1 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x556dad66dc8b - test::__rust_begin_short_backtrace::h12810d14a702ebbc [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:620:18 [INFO] [stdout] 25: 0x556dad66d555 - test::run_test_in_process::{{closure}}::h59541574124f7772 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:60 [INFO] [stdout] 26: 0x556dad66d555 - as core::ops::function::FnOnce<()>>::call_once::h21b81f6278222813 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x556dad66d555 - std::panicking::try::do_call::h95caa0508e76e60a [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40 [INFO] [stdout] 28: 0x556dad66d555 - std::panicking::try::ha936e1facd3a2c2c [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19 [INFO] [stdout] 29: 0x556dad66d555 - std::panic::catch_unwind::h5528768c35d92b58 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14 [INFO] [stdout] 30: 0x556dad66d555 - test::run_test_in_process::h90d0fae4cc0656ab [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:27 [INFO] [stdout] 31: 0x556dad66d555 - test::run_test::{{closure}}::hd832ed1086168438 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:564:43 [INFO] [stdout] 32: 0x556dad632e24 - test::run_test::{{closure}}::h9fadb9f2ff3418ff [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:594:41 [INFO] [stdout] 33: 0x556dad632e24 - std::sys::backtrace::__rust_begin_short_backtrace::h83762f6f2409a243 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 34: 0x556dad6365f2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h30150ce916fdd544 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 35: 0x556dad6365f2 - as core::ops::function::FnOnce<()>>::call_once::hc325bc97006a5368 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x556dad6365f2 - std::panicking::try::do_call::h3c463856408c67a4 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40 [INFO] [stdout] 37: 0x556dad6365f2 - std::panicking::try::h692f72559df6d3bf [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19 [INFO] [stdout] 38: 0x556dad6365f2 - std::panic::catch_unwind::h1dcc0ad4c36d774e [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14 [INFO] [stdout] 39: 0x556dad6365f2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hc95846b45d8ce7ce [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 40: 0x556dad6365f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h802463e6db21440a [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x556dad7f425b - as core::ops::function::FnOnce>::call_once::h186f3f12fe64acb3 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 42: 0x556dad7f425b - as core::ops::function::FnOnce>::call_once::h58b0e3febdb462cc [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x556dad7f425b - std::sys::pal::unix::thread::Thread::new::thread_start::h146ca4d6d16f256f [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 44: 0x7f12b5de3ac3 - [INFO] [stdout] 45: 0x7f12b5e74a04 - clone [INFO] [stdout] 46: 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:342:38: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: ExerciseOutput { stdout: "", stderr: "\u{1b}[0m\u{1b}[1m\u{1b}[38;5;9merror\u{1b}[0m\u{1b}[0m\u{1b}[1m: couldn't create a temp dir: Read-only file system (os error 30) at path \"/opt/rustwide/workdir/./rmetaWl4PJc\"\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: 0x556dad7ede05 - std::backtrace_rs::backtrace::libunwind::trace::hdfc9607bf31dbc86 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stdout] 1: 0x556dad7ede05 - std::backtrace_rs::backtrace::trace_unsynchronized::h835e0ca3083fcb54 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x556dad7ede05 - std::sys::backtrace::_print_fmt::hf81d1bed8dde1f05 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x556dad7ede05 - ::fmt::h0e21387e4dc195e8 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x556dad8152ab - core::fmt::rt::Argument::fmt::hf0a2360aea19729b [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x556dad8152ab - core::fmt::write::h76a391ed15942408 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/fmt/mod.rs:1178:21 [INFO] [stdout] 6: 0x556dad7eb0ff - std::io::Write::write_fmt::h3a6701c05eae4e21 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/io/mod.rs:1823:15 [INFO] [stdout] 7: 0x556dad7ef621 - std::sys::backtrace::BacktraceLock::print::hfbac027926ddf935 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 8: 0x556dad7ef621 - std::panicking::default_hook::{{closure}}::h901010a60b64ccc3 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:266:22 [INFO] [stdout] 9: 0x556dad7ef1c8 - std::panicking::default_hook::had7425277af071c7 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:290:9 [INFO] [stdout] 10: 0x556dad6691ba - as core::ops::function::Fn>::call::h0e74b18ddebb72fa [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 11: 0x556dad6691ba - test::test_main::{{closure}}::he27b357a2172d646 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:132:21 [INFO] [stdout] 12: 0x556dad7eff2f - as core::ops::function::Fn>::call::ha2e26086c015e62d [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2162:9 [INFO] [stdout] 13: 0x556dad7eff2f - std::panicking::rust_panic_with_hook::hac0e92610e1e4d1b [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:805:13 [INFO] [stdout] 14: 0x556dad7efb57 - std::panicking::begin_panic_handler::{{closure}}::h1fb6563ca25c0091 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:671:13 [INFO] [stdout] 15: 0x556dad7ee2c9 - std::sys::backtrace::__rust_end_short_backtrace::he90d714ee124ec57 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:170:18 [INFO] [stdout] 16: 0x556dad7ef7e4 - rust_begin_unwind [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:662:5 [INFO] [stdout] 17: 0x556dad813ba3 - core::panicking::panic_fmt::h2c076b2ed9eeb82c [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panicking.rs:74:14 [INFO] [stdout] 18: 0x556dad8140f6 - core::result::unwrap_failed::h0be6dd1a77884bef [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1679:5 [INFO] [stdout] 19: 0x556dad628af6 - core::result::Result::unwrap::hc0edc495ee22eb25 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/result.rs:1102:23 [INFO] [stdout] 20: 0x556dad628af6 - rustlings::exercise::test::test_exercise_with_output::hc6f8286804702d15 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:342:19 [INFO] [stdout] 21: 0x556dad628907 - rustlings::exercise::test::test_exercise_with_output::{{closure}}::hb2c74011a3e666bd [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:335:35 [INFO] [stdout] 22: 0x556dad62a496 - core::ops::function::FnOnce::call_once::h3f58e110f668c4d2 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x556dad66dc8b - core::ops::function::FnOnce::call_once::hca6bde12b6a630f1 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x556dad66dc8b - test::__rust_begin_short_backtrace::h12810d14a702ebbc [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:620:18 [INFO] [stdout] 25: 0x556dad66d555 - test::run_test_in_process::{{closure}}::h59541574124f7772 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:60 [INFO] [stdout] 26: 0x556dad66d555 - as core::ops::function::FnOnce<()>>::call_once::h21b81f6278222813 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x556dad66d555 - std::panicking::try::do_call::h95caa0508e76e60a [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40 [INFO] [stdout] 28: 0x556dad66d555 - std::panicking::try::ha936e1facd3a2c2c [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19 [INFO] [stdout] 29: 0x556dad66d555 - std::panic::catch_unwind::h5528768c35d92b58 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14 [INFO] [stdout] 30: 0x556dad66d555 - test::run_test_in_process::h90d0fae4cc0656ab [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:643:27 [INFO] [stdout] 31: 0x556dad66d555 - test::run_test::{{closure}}::hd832ed1086168438 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:564:43 [INFO] [stdout] 32: 0x556dad632e24 - test::run_test::{{closure}}::h9fadb9f2ff3418ff [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/test/src/lib.rs:594:41 [INFO] [stdout] 33: 0x556dad632e24 - std::sys::backtrace::__rust_begin_short_backtrace::h83762f6f2409a243 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/backtrace.rs:154:18 [INFO] [stdout] 34: 0x556dad6365f2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h30150ce916fdd544 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:524:17 [INFO] [stdout] 35: 0x556dad6365f2 - as core::ops::function::FnOnce<()>>::call_once::hc325bc97006a5368 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x556dad6365f2 - std::panicking::try::do_call::h3c463856408c67a4 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:554:40 [INFO] [stdout] 37: 0x556dad6365f2 - std::panicking::try::h692f72559df6d3bf [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panicking.rs:518:19 [INFO] [stdout] 38: 0x556dad6365f2 - std::panic::catch_unwind::h1dcc0ad4c36d774e [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/panic.rs:345:14 [INFO] [stdout] 39: 0x556dad6365f2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hc95846b45d8ce7ce [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/thread/mod.rs:523:30 [INFO] [stdout] 40: 0x556dad6365f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h802463e6db21440a [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x556dad7f425b - as core::ops::function::FnOnce>::call_once::h186f3f12fe64acb3 [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 42: 0x556dad7f425b - as core::ops::function::FnOnce>::call_once::h58b0e3febdb462cc [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/alloc/src/boxed.rs:2148:9 [INFO] [stdout] 43: 0x556dad7f425b - std::sys::pal::unix::thread::Thread::new::thread_start::h146ca4d6d16f256f [INFO] [stdout] at /rustc/1ddedbaa5919b7b3e70d984660e21e844c615c97/library/std/src/sys/pal/unix/thread.rs:105:17 [INFO] [stdout] 44: 0x7f12b5de3ac3 - [INFO] [stdout] 45: 0x7f12b5e74a04 - 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 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rustlings` [INFO] running `Command { std: "docker" "inspect" "827d2229cf8103c1d59d8eb252ff2e5203cdf9aaafb74840e2c93058f82fcabc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "827d2229cf8103c1d59d8eb252ff2e5203cdf9aaafb74840e2c93058f82fcabc", kill_on_drop: false }` [INFO] [stdout] 827d2229cf8103c1d59d8eb252ff2e5203cdf9aaafb74840e2c93058f82fcabc [INFO] testing Yinglai921/rustlings against try#33f1d8bb92813a1bfc23c093c9f443ab09290307 for pr-128400 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYinglai921%2Frustlings" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Yinglai921/rustlings on toolchain 33f1d8bb92813a1bfc23c093c9f443ab09290307 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Yinglai921/rustlings [INFO] finished tweaking git repo https://github.com/Yinglai921/rustlings [INFO] tweaked toml for git repo https://github.com/Yinglai921/rustlings written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Yinglai921/rustlings already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 530037aed71ccd01bcbeefdfba5218ac6279290a160335531cbe3a7e28072547 [INFO] running `Command { std: "docker" "start" "-a" "530037aed71ccd01bcbeefdfba5218ac6279290a160335531cbe3a7e28072547", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "530037aed71ccd01bcbeefdfba5218ac6279290a160335531cbe3a7e28072547", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "530037aed71ccd01bcbeefdfba5218ac6279290a160335531cbe3a7e28072547", kill_on_drop: false }` [INFO] [stdout] 530037aed71ccd01bcbeefdfba5218ac6279290a160335531cbe3a7e28072547 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8b0482305ffd4a3b13002cccba8d6e4a9e3206021b9aa0d45090daa75223920 [INFO] running `Command { std: "docker" "start" "-a" "e8b0482305ffd4a3b13002cccba8d6e4a9e3206021b9aa0d45090daa75223920", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_derive v1.0.129 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling terminal_size v0.1.17 [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 bitflags v1.3.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling argh_shared v0.1.5 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling console v0.14.1 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling argh_derive v0.1.5 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling argh v0.1.5 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v4.6.0 (/opt/rustwide/workdir) [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc1nGxI9/symbols.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.00.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.01.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.02.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.03.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.04.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.05.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.06.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.07.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.08.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.09.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.rustlings.a525a15612f188c2-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe.bn6nu9a90p16ez74kd6vqn30g.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtoml-58ee26f6e46645fd.rlib" "/opt/rustwide/target/debug/deps/libindicatif-47404b333195bab6.rlib" "/opt/rustwide/target/debug/deps/libnumber_prefix-1f0ddbeb30644c44.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ef5cde8550224b17.rlib" "/opt/rustwide/target/debug/deps/libconsole-2361222891cf61f8.rlib" "/opt/rustwide/target/debug/deps/libterminal_size-9934a1284e4cf7a6.rlib" "/opt/rustwide/target/debug/deps/libserde-4cd8260a94bfe8ff.rlib" "/opt/rustwide/target/debug/deps/libnotify-1e1018f75d5a94ef.rlib" "/opt/rustwide/target/debug/deps/libwalkdir-f1fb062e139c421a.rlib" "/opt/rustwide/target/debug/deps/libsame_file-3c36b17025d91add.rlib" "/opt/rustwide/target/debug/deps/libinotify-91d33a1ef6db8a8b.rlib" "/opt/rustwide/target/debug/deps/libinotify_sys-539d72b8824d85ee.rlib" "/opt/rustwide/target/debug/deps/libmio_extras-b64c42dc6fb3682f.rlib" "/opt/rustwide/target/debug/deps/liblazycell-c2a1b2911705803e.rlib" "/opt/rustwide/target/debug/deps/libmio-2d13ba64bbdbbad0.rlib" "/opt/rustwide/target/debug/deps/liblog-e97256dba8f0ccab.rlib" "/opt/rustwide/target/debug/deps/libslab-8afbcbad55e020de.rlib" "/opt/rustwide/target/debug/deps/libiovec-e40ef81e2936d031.rlib" "/opt/rustwide/target/debug/deps/libnet2-1b9cd7d4b8f3f463.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-6065b8815e149626.rlib" "/opt/rustwide/target/debug/deps/libfiletime-d6c49384c6f6c285.rlib" "/opt/rustwide/target/debug/deps/libbitflags-560efdb99b117eef.rlib" "/opt/rustwide/target/debug/deps/libconsole-da6bda03e0df33a1.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-87ca8420365cd259.rlib" "/opt/rustwide/target/debug/deps/libregex-9af9d29208f2c0b1.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-a5f9e74f9a0a4828.rlib" "/opt/rustwide/target/debug/deps/libmemchr-5bb1e7ca77e59bdd.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-9759188d88a58e9b.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-02cecceef73b9930.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-3e462b0d72e99b80.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-ec3d532a58682045.rlib" "/opt/rustwide/target/debug/deps/liblock_api-28d27a84310fd0dc.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-6ebe5b14c8a6c2d8.rlib" "/opt/rustwide/target/debug/deps/libinstant-3aa419afc200c657.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-57bf25c23e31efdb.rlib" "/opt/rustwide/target/debug/deps/libclicolors_control-ba99b16f002ddd86.rlib" "/opt/rustwide/target/debug/deps/libatty-f6487b6cbd22d3ae.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b82c15677deef9e2.rlib" "/opt/rustwide/target/debug/deps/libtermios-9badfbeb0115ba92.rlib" "/opt/rustwide/target/debug/deps/liblibc-dd56e101e95a5f68.rlib" "/opt/rustwide/target/debug/deps/libargh-065565e687cc4551.rlib" "/opt/rustwide/target/debug/deps/libargh_shared-fed8b38cee0d359b.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9506e3738f23e7c7.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0e87bdc388165b9b.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-28d2ee21ffecbcd0.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-4cd64c3d9fc2560b.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a1fedeceba4cc892.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0b8915cbc76cd410.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-fec2ce82fc5b17fa.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fdb02324b55b2840.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-db981ef273c68b12.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2c4968ed4cb29e9c.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-661cdd70a5b83118.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbb3bfdc8e63ca5.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a4c5ad4392a26401.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9409cd7d030362b9.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-7b90a2705bcf265b.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-80d2f129fb536a6f.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f72b956e24d1de70.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7586cb84705120bb.rlib" "-Wl,-Bdynamic" "-lc" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-B/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-L" "/opt/rustwide/rustup-home/toolchains/33f1d8bb92813a1bfc23c093c9f443ab09290307/lib/rustlib/x86_64-unknown-linux-gnu/lib/self-contained" "-o" "/opt/rustwide/target/debug/deps/rustlings-64f030c178095bbe" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustlings` (bin "rustlings") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "e8b0482305ffd4a3b13002cccba8d6e4a9e3206021b9aa0d45090daa75223920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8b0482305ffd4a3b13002cccba8d6e4a9e3206021b9aa0d45090daa75223920", kill_on_drop: false }` [INFO] [stdout] e8b0482305ffd4a3b13002cccba8d6e4a9e3206021b9aa0d45090daa75223920