[INFO] cloning repository https://github.com/slymon99/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slymon99/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslymon99%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslymon99%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3f1481bed440ed32296dfa0aab0c46fccc81334 [INFO] testing slymon99/sudoku against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslymon99%2Fsudoku" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/slymon99/sudoku on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/slymon99/sudoku [INFO] finished tweaking git repo https://github.com/slymon99/sudoku [INFO] tweaked toml for git repo https://github.com/slymon99/sudoku written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/slymon99/sudoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2b0fe67bd35c6b0a4a15fce785a43adfda89ce7e1446095e3e8a1342e6160c5 [INFO] running `Command { std: "docker" "start" "-a" "c2b0fe67bd35c6b0a4a15fce785a43adfda89ce7e1446095e3e8a1342e6160c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2b0fe67bd35c6b0a4a15fce785a43adfda89ce7e1446095e3e8a1342e6160c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2b0fe67bd35c6b0a4a15fce785a43adfda89ce7e1446095e3e8a1342e6160c5", kill_on_drop: false }` [INFO] [stdout] c2b0fe67bd35c6b0a4a15fce785a43adfda89ce7e1446095e3e8a1342e6160c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc67b7bcf39bf34c88f4759efdbb9098f499c3e74a26de9cfc7c377e0132b037 [INFO] running `Command { std: "docker" "start" "-a" "cc67b7bcf39bf34c88f4759efdbb9098f499c3e74a26de9cfc7c377e0132b037", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.20s [INFO] running `Command { std: "docker" "inspect" "cc67b7bcf39bf34c88f4759efdbb9098f499c3e74a26de9cfc7c377e0132b037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc67b7bcf39bf34c88f4759efdbb9098f499c3e74a26de9cfc7c377e0132b037", kill_on_drop: false }` [INFO] [stdout] cc67b7bcf39bf34c88f4759efdbb9098f499c3e74a26de9cfc7c377e0132b037 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 004d04f21871d4c5e0f5398f9f79957c37b83b3a983fc8a5316dc89e5bedcecf [INFO] running `Command { std: "docker" "start" "-a" "004d04f21871d4c5e0f5398f9f79957c37b83b3a983fc8a5316dc89e5bedcecf", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling half v1.6.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling oorandom v11.1.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling clap v2.33.2 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling criterion v0.3.3 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 19.35s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku-5f174a3d30afd777) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-a7aacbf00dd56e81) [INFO] running `Command { std: "docker" "inspect" "004d04f21871d4c5e0f5398f9f79957c37b83b3a983fc8a5316dc89e5bedcecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "004d04f21871d4c5e0f5398f9f79957c37b83b3a983fc8a5316dc89e5bedcecf", kill_on_drop: false }` [INFO] [stdout] 004d04f21871d4c5e0f5398f9f79957c37b83b3a983fc8a5316dc89e5bedcecf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5377fbce1295d09857bf5c33b7464713ce5c9b52558d87f986030b0636ba30ad [INFO] running `Command { std: "docker" "start" "-a" "5377fbce1295d09857bf5c33b7464713ce5c9b52558d87f986030b0636ba30ad", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku-5f174a3d30afd777) [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/sudoku-a7aacbf00dd56e81) [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] Doc-tests sudoku [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] running `Command { std: "docker" "inspect" "5377fbce1295d09857bf5c33b7464713ce5c9b52558d87f986030b0636ba30ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5377fbce1295d09857bf5c33b7464713ce5c9b52558d87f986030b0636ba30ad", kill_on_drop: false }` [INFO] [stdout] 5377fbce1295d09857bf5c33b7464713ce5c9b52558d87f986030b0636ba30ad