[INFO] fetching crate sudoku-cli 0.2.0...
[INFO] testing sudoku-cli-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sudoku-cli 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sudoku-cli 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sudoku-cli 0.2.0
[INFO] finished tweaking crates.io crate sudoku-cli 0.2.0
[INFO] tweaked toml for crates.io crate sudoku-cli 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate sudoku-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1963d5dde16916ca739f5b152e42f685d0abef39a2a5ac09942be401ae83e97
[INFO] running `Command { std: "docker" "start" "-a" "a1963d5dde16916ca739f5b152e42f685d0abef39a2a5ac09942be401ae83e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1963d5dde16916ca739f5b152e42f685d0abef39a2a5ac09942be401ae83e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1963d5dde16916ca739f5b152e42f685d0abef39a2a5ac09942be401ae83e97", kill_on_drop: false }`
[INFO] [stdout] a1963d5dde16916ca739f5b152e42f685d0abef39a2a5ac09942be401ae83e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8901a2100e571033d92fafbd50f2f64a7653cc82831fea6e977804a292b74f5
[INFO] running `Command { std: "docker" "start" "-a" "a8901a2100e571033d92fafbd50f2f64a7653cc82831fea6e977804a292b74f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ansi-escapes v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling structopt v0.3.3
[INFO] [stderr]    Compiling sudoku-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "a8901a2100e571033d92fafbd50f2f64a7653cc82831fea6e977804a292b74f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8901a2100e571033d92fafbd50f2f64a7653cc82831fea6e977804a292b74f5", kill_on_drop: false }`
[INFO] [stdout] a8901a2100e571033d92fafbd50f2f64a7653cc82831fea6e977804a292b74f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a755aa4e32f1f878017810f623e5ae32402e0f0a84edb4dc91a2373f60219521
[INFO] running `Command { std: "docker" "start" "-a" "a755aa4e32f1f878017810f623e5ae32402e0f0a84edb4dc91a2373f60219521", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "a755aa4e32f1f878017810f623e5ae32402e0f0a84edb4dc91a2373f60219521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a755aa4e32f1f878017810f623e5ae32402e0f0a84edb4dc91a2373f60219521", kill_on_drop: false }`
[INFO] [stdout] a755aa4e32f1f878017810f623e5ae32402e0f0a84edb4dc91a2373f60219521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d4655a8204187d1f5aea4d46f35dd350482bf34c5dd34a3af11ef5d2037ead0
[INFO] running `Command { std: "docker" "start" "-a" "7d4655a8204187d1f5aea4d46f35dd350482bf34c5dd34a3af11ef5d2037ead0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_cli-18fd4596fdbc39f5)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test sudoku::bitwise::tests::clears ... ok
[INFO] [stdout] test sudoku::bitwise::tests::inverse_shifts ... ok
[INFO] [stdout] test sudoku::bitwise::tests::shifts ... ok
[INFO] [stdout] test sudoku::bitwise::tests::retrievals ... ok
[INFO] [stdout] test sudoku::board::tests::fillable_squares ... ok
[INFO] [stdout] test sudoku::data::tests::five_slot ... ok
[INFO] [stdout] test sudoku::data::tests::eight_slot ... ok
[INFO] [stdout] test sudoku::data::tests::four_slot ... ok
[INFO] [stdout] test sudoku::data::tests::mark_boxes ... ok
[INFO] [stdout] test sudoku::data::tests::mark_cols ... ok
[INFO] [stdout] test sudoku::data::tests::mark_rows ... ok
[INFO] [stdout] test sudoku::data::tests::one_slot ... ok
[INFO] [stdout] test sudoku::data::tests::seven_slot ... ok
[INFO] [stdout] test sudoku::data::tests::three_slot ... ok
[INFO] [stdout] test sudoku::data::tests::six_slot ... ok
[INFO] [stdout] test sudoku::data::tests::zero_slot ... ok
[INFO] [stdout] test sudoku::data::tests::two_slot ... ok
[INFO] [stdout] test sudoku::board::tests::find_all ... ok
[INFO] [stdout] test sudoku::board::tests::find_one ... ok
[INFO] [stdout] test sudoku::board::tests::count_solutions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d4655a8204187d1f5aea4d46f35dd350482bf34c5dd34a3af11ef5d2037ead0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4655a8204187d1f5aea4d46f35dd350482bf34c5dd34a3af11ef5d2037ead0", kill_on_drop: false }`
[INFO] [stdout] 7d4655a8204187d1f5aea4d46f35dd350482bf34c5dd34a3af11ef5d2037ead0