[INFO] cloning repository https://github.com/rchaser53/at-coder-localplayground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rchaser53/at-coder-localplayground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fat-coder-localplayground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fat-coder-localplayground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5aee07644fc8ebfefedc4d6fa8be36917f107269 [INFO] testing rchaser53/at-coder-localplayground against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fat-coder-localplayground" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rchaser53/at-coder-localplayground on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rchaser53/at-coder-localplayground [INFO] finished tweaking git repo https://github.com/rchaser53/at-coder-localplayground [INFO] tweaked toml for git repo https://github.com/rchaser53/at-coder-localplayground written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/rchaser53/at-coder-localplayground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86fb7365e23f6e69d72aa0553e3739737098041eea44adbe81a60f3c353f4440 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "86fb7365e23f6e69d72aa0553e3739737098041eea44adbe81a60f3c353f4440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86fb7365e23f6e69d72aa0553e3739737098041eea44adbe81a60f3c353f4440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86fb7365e23f6e69d72aa0553e3739737098041eea44adbe81a60f3c353f4440", kill_on_drop: false }` [INFO] [stdout] 86fb7365e23f6e69d72aa0553e3739737098041eea44adbe81a60f3c353f4440 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfe37232c30bee51af86cc8aef3d9aa29ee278cc174b95df19fa32b6645cf8ba [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bfe37232c30bee51af86cc8aef3d9aa29ee278cc174b95df19fa32b6645cf8ba", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling superslice v1.0.0 [INFO] [stderr] Compiling permutohedron v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Compiling proconio v0.3.8 [INFO] [stderr] Compiling matrixmultiply v0.3.1 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling approx v0.4.0 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling simba v0.4.0 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling assert_cli v0.6.3 [INFO] [stderr] Compiling nalgebra v0.26.2 [INFO] [stderr] Compiling at-coder-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.30s [INFO] running `Command { std: "docker" "inspect" "bfe37232c30bee51af86cc8aef3d9aa29ee278cc174b95df19fa32b6645cf8ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfe37232c30bee51af86cc8aef3d9aa29ee278cc174b95df19fa32b6645cf8ba", kill_on_drop: false }` [INFO] [stdout] bfe37232c30bee51af86cc8aef3d9aa29ee278cc174b95df19fa32b6645cf8ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8eb95efd23b52ea28f0f791516981dff0665ab2e5de40e99fa760ad067e340c1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8eb95efd23b52ea28f0f791516981dff0665ab2e5de40e99fa760ad067e340c1", kill_on_drop: false }` [INFO] [stderr] Compiling at-coder-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> tests/solutions/a.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | n:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> tests/solutions/a.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | n:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stdout] | [INFO] [stdout] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> tests/solutions/c.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | h:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> tests/solutions/c.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | w:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stdout] | [INFO] [stdout] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> tests/solutions/c.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | h:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> tests/solutions/c.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | w:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> tests/solutions/a.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | n:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stdout] | [INFO] [stdout] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> tests/solutions/c.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | h:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> tests/solutions/c.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | w:usize, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "8eb95efd23b52ea28f0f791516981dff0665ab2e5de40e99fa760ad067e340c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eb95efd23b52ea28f0f791516981dff0665ab2e5de40e99fa760ad067e340c1", kill_on_drop: false }` [INFO] [stdout] 8eb95efd23b52ea28f0f791516981dff0665ab2e5de40e99fa760ad067e340c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6f296726fc65af6238f969afd2b4fae56377271dfaa7a1d113f0ad982031ba26 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f296726fc65af6238f969afd2b4fae56377271dfaa7a1d113f0ad982031ba26", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> tests/solutions/a.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | n:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stderr] | [INFO] [stderr] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> tests/solutions/c.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | h:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> tests/solutions/c.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | w:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> tests/solutions/a.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | n:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stderr] | [INFO] [stderr] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> tests/solutions/c.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | h:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> tests/solutions/c.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | w:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> tests/solutions/a.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | n:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proconio-0.3.8/src/lib.rs:579:22 [INFO] [stderr] | [INFO] [stderr] 579 | let $($mut)* $var = $crate::read_value!(@source [$source] @kind [$($kind)*]); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> tests/solutions/c.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | h:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> tests/solutions/c.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | w:usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/at_coder_playground-828fc5bfe83a2b6e) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/a.rs (/opt/rustwide/target/debug/deps/a-44a6bfb1e46adc93) [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--test a' [INFO] [stdout] test a ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- a stdout ---- [INFO] [stdout] [INFO] [stdout] ============================================ [INFO] [stdout] [INFO] [stdout] ============================================ [INFO] [stdout] [INFO] [stdout] ============================================ [INFO] [stdout] [INFO] [stdout] ============================================ [INFO] [stdout] thread 'a' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', tests/utils/mod.rs:54:46 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x565067be2e80 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x565067be2e80 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x565067be2e80 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x565067be2e80 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x565067c0568c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x565067bdfd65 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x565067be4feb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x565067be4feb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x565067be4feb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x565067be4afc - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x565067be56b4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x565067be5197 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x565067be337c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x565067be50f9 - rust_begin_unwind [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x565067b7a641 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x565067b7a733 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x565067b85bae - core::result::Result::unwrap::hd263cdc2d045ca46 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/result.rs:1037:23 [INFO] [stdout] 17: 0x565067b84e9f - a::utils::read_file::h6f39ad27dfe43390 [INFO] [stdout] at /opt/rustwide/workdir/tests/utils/mod.rs:54:20 [INFO] [stdout] 18: 0x565067b87ab1 - a::a::h670a5817dad8fedc [INFO] [stdout] at /opt/rustwide/workdir/tests/a.rs:35:5 [INFO] [stdout] 19: 0x565067b871da - a::a::{{closure}}::h33a4070ffe40e67d [INFO] [stdout] at /opt/rustwide/workdir/tests/a.rs:13:1 [INFO] [stdout] 20: 0x565067b80ade - core::ops::function::FnOnce::call_once::h919af939d668380e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x565067bb11c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x565067bb11c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:577:5 [INFO] [stdout] 23: 0x565067bafc50 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x565067bafc50 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x565067bafc50 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x565067bafc50 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x565067bafc50 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x565067bafc50 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:600:18 [INFO] [stdout] 29: 0x565067bafc50 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x565067b89212 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x565067b89212 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x565067b8ce68 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x565067b8ce68 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x565067b8ce68 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x565067b8ce68 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x565067b8ce68 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x565067b8ce68 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x565067b8ce68 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x565067bea277 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x565067bea277 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x565067bea277 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/432e145bd5a974c5b6f4dd9b352891bd7502b69d/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 42: 0x7f91e0e87609 - start_thread [INFO] [stdout] 43: 0x7f91e0c59293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] a [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6f296726fc65af6238f969afd2b4fae56377271dfaa7a1d113f0ad982031ba26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f296726fc65af6238f969afd2b4fae56377271dfaa7a1d113f0ad982031ba26", kill_on_drop: false }` [INFO] [stdout] 6f296726fc65af6238f969afd2b4fae56377271dfaa7a1d113f0ad982031ba26