[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] 7187f0cecb9d52e34cedbb781e19a35d33fc86e1 [INFO] testing rchaser53/at-coder-localplayground against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fat-coder-localplayground" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rchaser53/at-coder-localplayground on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-20/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1050c0a01d95d70bc5b6b642882dc2dedf9ab237df9bdb646864755796b76363 [INFO] running `Command { std: "docker" "start" "-a" "1050c0a01d95d70bc5b6b642882dc2dedf9ab237df9bdb646864755796b76363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1050c0a01d95d70bc5b6b642882dc2dedf9ab237df9bdb646864755796b76363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1050c0a01d95d70bc5b6b642882dc2dedf9ab237df9bdb646864755796b76363", kill_on_drop: false }` [INFO] [stdout] 1050c0a01d95d70bc5b6b642882dc2dedf9ab237df9bdb646864755796b76363 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1010e52c7c582a8d07fc0bd3c601da71520361f699dfcf9a71fc5582dc506859 [INFO] running `Command { std: "docker" "start" "-a" "1010e52c7c582a8d07fc0bd3c601da71520361f699dfcf9a71fc5582dc506859", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling environment v0.1.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling superslice v1.0.0 [INFO] [stderr] Compiling permutohedron v0.2.4 [INFO] [stderr] Compiling matrixmultiply v0.3.1 [INFO] [stderr] Compiling proconio v0.3.8 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling atty v0.2.14 [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 colored v1.9.3 [INFO] [stderr] Compiling simba v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling nalgebra v0.26.2 [INFO] [stderr] Compiling assert_cli v0.6.3 [INFO] [stderr] Compiling at-coder-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/solver/solve1.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `Command { std: "docker" "inspect" "1010e52c7c582a8d07fc0bd3c601da71520361f699dfcf9a71fc5582dc506859", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1010e52c7c582a8d07fc0bd3c601da71520361f699dfcf9a71fc5582dc506859", kill_on_drop: false }` [INFO] [stdout] 1010e52c7c582a8d07fc0bd3c601da71520361f699dfcf9a71fc5582dc506859 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fb9ffd5c433aa26b0f0ed80f4dcb9dde0a22a516e8fa8f0be5fcd848e9a3d62 [INFO] running `Command { std: "docker" "start" "-a" "2fb9ffd5c433aa26b0f0ed80f4dcb9dde0a22a516e8fa8f0be5fcd848e9a3d62", kill_on_drop: false }` [INFO] [stderr] Compiling at-coder-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/solver/solve1.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/solver/solve1.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | 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: `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: `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: `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: `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: 1 warning 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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "2fb9ffd5c433aa26b0f0ed80f4dcb9dde0a22a516e8fa8f0be5fcd848e9a3d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fb9ffd5c433aa26b0f0ed80f4dcb9dde0a22a516e8fa8f0be5fcd848e9a3d62", kill_on_drop: false }` [INFO] [stdout] 2fb9ffd5c433aa26b0f0ed80f4dcb9dde0a22a516e8fa8f0be5fcd848e9a3d62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6657c9edee3f1db19d83d9f3c95412f71eda07a89879052eb90e5290b0ad0a9e [INFO] running `Command { std: "docker" "start" "-a" "6657c9edee3f1db19d83d9f3c95412f71eda07a89879052eb90e5290b0ad0a9e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: unused variable: `n` [INFO] [stderr] --> src/solver/solve1.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | 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: `at-coder-playground` (test "c") generated 4 warnings [INFO] [stderr] warning: `at-coder-playground` (test "a") generated 4 warnings (4 duplicates) [INFO] [stderr] warning: `at-coder-playground` (bin "at-coder-playground") generated 1 warning [INFO] [stderr] warning: `at-coder-playground` (test "b") generated 4 warnings (4 duplicates) [INFO] [stderr] warning: `at-coder-playground` (bin "at-coder-playground" test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/at_coder_playground-49d9edffe2018bf1) [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 tests/a.rs (/opt/rustwide/target/debug/deps/a-9fd16dae6a484126) [INFO] [stdout] [INFO] [stdout] running 1 test [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: 0x5630e3ceb80c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5630e3ceb80c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5630e3ceb80c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5630e3ceb80c - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5630e3d0e5cc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x5630e3ce75d5 - std::io::Write::write_fmt::h21d7683cabdb4c35 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x5630e3ced260 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5630e3ced260 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5630e3ced260 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x5630e3cece46 - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5630e3ced914 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x5630e3ced3f0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x5630e3cebcc4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x5630e3ced359 - rust_begin_unwind [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x5630e3c7d871 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x5630e3c7d963 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x5630e3c824ed - core::result::Result::unwrap::h9fb307c4389963f6 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/result.rs:1295:23 [INFO] [stdout] 17: 0x5630e3c87d31 - a::utils::read_file::hbe461f76cef715c8 [INFO] [stdout] at /opt/rustwide/workdir/tests/utils/mod.rs:54:20 [INFO] [stdout] 18: 0x5630e3c89d87 - a::a::hd868a119473fa311 [INFO] [stdout] at /opt/rustwide/workdir/tests/a.rs:35:5 [INFO] [stdout] 19: 0x5630e3c8950a - a::a::{{closure}}::h4a9aca3ae70f9469 [INFO] [stdout] at /opt/rustwide/workdir/tests/a.rs:13:1 [INFO] [stdout] 20: 0x5630e3c82c4e - core::ops::function::FnOnce::call_once::h77c64cfda3435fae [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x5630e3cc0443 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x5630e3cc0443 - test::__rust_begin_short_backtrace::h8c2a0a5090591869 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:585:5 [INFO] [stdout] 23: 0x5630e3cbefd7 - as core::ops::function::FnOnce>::call_once::hea00a22128a38543 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 24: 0x5630e3cbefd7 - as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 25: 0x5630e3cbefd7 - std::panicking::try::do_call::hc868e78bbc5af2ab [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 26: 0x5630e3cbefd7 - std::panicking::try::he468aede74df1b04 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 27: 0x5630e3cbefd7 - std::panic::catch_unwind::hce3c9152e1cf772d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 28: 0x5630e3cbefd7 - test::run_test_in_process::h9c4ab8162080cf8c [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:608:18 [INFO] [stdout] 29: 0x5630e3cbefd7 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:500:39 [INFO] [stdout] 30: 0x5630e3c8c31e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/test/src/lib.rs:527:37 [INFO] [stdout] 31: 0x5630e3c8c31e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 32: 0x5630e3c91148 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 33: 0x5630e3c91148 - as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 34: 0x5630e3c91148 - std::panicking::try::do_call::h6ae22f5ac22596e4 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:406:40 [INFO] [stdout] 35: 0x5630e3c91148 - std::panicking::try::h2381c25487d6a7c2 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panicking.rs:370:19 [INFO] [stdout] 36: 0x5630e3c91148 - std::panic::catch_unwind::hfe902f4d5c9d7b6d [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/panic.rs:133:14 [INFO] [stdout] 37: 0x5630e3c91148 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 38: 0x5630e3c91148 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x5630e3cf23d3 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x5630e3cf23d3 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 41: 0x5630e3cf23d3 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stdout] at /rustc/a77da2d454e6caa227a85b16410b95f93495e7e0/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 42: 0x7fdc9717f609 - start_thread [INFO] [stdout] 43: 0x7fdc96f51293 - 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] [stderr] error: test failed, to rerun pass '--test a' [INFO] running `Command { std: "docker" "inspect" "6657c9edee3f1db19d83d9f3c95412f71eda07a89879052eb90e5290b0ad0a9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6657c9edee3f1db19d83d9f3c95412f71eda07a89879052eb90e5290b0ad0a9e", kill_on_drop: false }` [INFO] [stdout] 6657c9edee3f1db19d83d9f3c95412f71eda07a89879052eb90e5290b0ad0a9e