[INFO] cloning repository https://github.com/jbranchaud/sudoku-check.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbranchaud/sudoku-check.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbranchaud%2Fsudoku-check.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbranchaud%2Fsudoku-check.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7484a8e6a693e7b05a45580418be6736ff21cf30
[INFO] testing jbranchaud/sudoku-check.rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbranchaud%2Fsudoku-check.rs" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbranchaud/sudoku-check.rs 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 git repo https://github.com/jbranchaud/sudoku-check.rs
[INFO] finished tweaking git repo https://github.com/jbranchaud/sudoku-check.rs
[INFO] tweaked toml for git repo https://github.com/jbranchaud/sudoku-check.rs written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/jbranchaud/sudoku-check.rs 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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 820a09eb80151ba06cfb2549fd2136961b17a0ed9b41f51e754f8a10f23e9234
[INFO] running `Command { std: "docker" "start" "-a" "820a09eb80151ba06cfb2549fd2136961b17a0ed9b41f51e754f8a10f23e9234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "820a09eb80151ba06cfb2549fd2136961b17a0ed9b41f51e754f8a10f23e9234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820a09eb80151ba06cfb2549fd2136961b17a0ed9b41f51e754f8a10f23e9234", kill_on_drop: false }`
[INFO] [stdout] 820a09eb80151ba06cfb2549fd2136961b17a0ed9b41f51e754f8a10f23e9234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] f4bd4b6993821825deb76f45590c227019710195aa37d948d6a6003c3e0f98d3
[INFO] running `Command { std: "docker" "start" "-a" "f4bd4b6993821825deb76f45590c227019710195aa37d948d6a6003c3e0f98d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "f4bd4b6993821825deb76f45590c227019710195aa37d948d6a6003c3e0f98d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bd4b6993821825deb76f45590c227019710195aa37d948d6a6003c3e0f98d3", kill_on_drop: false }`
[INFO] [stdout] f4bd4b6993821825deb76f45590c227019710195aa37d948d6a6003c3e0f98d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 598b51ffb7e3012480592113d704b73210dbd79f9963e1ae53e4c1ebb1ceb51e
[INFO] running `Command { std: "docker" "start" "-a" "598b51ffb7e3012480592113d704b73210dbd79f9963e1ae53e4c1ebb1ceb51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "598b51ffb7e3012480592113d704b73210dbd79f9963e1ae53e4c1ebb1ceb51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598b51ffb7e3012480592113d704b73210dbd79f9963e1ae53e4c1ebb1ceb51e", kill_on_drop: false }`
[INFO] [stdout] 598b51ffb7e3012480592113d704b73210dbd79f9963e1ae53e4c1ebb1ceb51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 44e964efc1ee5d4bd7d924b587c9bf88dda4acecc0f28f74f9ef754ba6c5a043
[INFO] running `Command { std: "docker" "start" "-a" "44e964efc1ee5d4bd7d924b587c9bf88dda4acecc0f28f74f9ef754ba6c5a043", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_check-c180cac8c34fb4d0)
[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" "44e964efc1ee5d4bd7d924b587c9bf88dda4acecc0f28f74f9ef754ba6c5a043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e964efc1ee5d4bd7d924b587c9bf88dda4acecc0f28f74f9ef754ba6c5a043", kill_on_drop: false }`
[INFO] [stdout] 44e964efc1ee5d4bd7d924b587c9bf88dda4acecc0f28f74f9ef754ba6c5a043