[INFO] cloning repository https://github.com/JonathanWoollett-Light/cp34_palindrome [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanWoollett-Light/cp34_palindrome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Fcp34_palindrome", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Fcp34_palindrome'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] efdc1f9369f702568bde7b04e4a3261530a267a6 [INFO] testing JonathanWoollett-Light/cp34_palindrome against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Fcp34_palindrome" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonathanWoollett-Light/cp34_palindrome on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JonathanWoollett-Light/cp34_palindrome [INFO] finished tweaking git repo https://github.com/JonathanWoollett-Light/cp34_palindrome [INFO] tweaked toml for git repo https://github.com/JonathanWoollett-Light/cp34_palindrome written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/JonathanWoollett-Light/cp34_palindrome already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e8381e779a2e07a305aa7b95281c803c61e2e34616945c62a918872c8c1c7a5 [INFO] running `Command { std: "docker" "start" "-a" "8e8381e779a2e07a305aa7b95281c803c61e2e34616945c62a918872c8c1c7a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e8381e779a2e07a305aa7b95281c803c61e2e34616945c62a918872c8c1c7a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8381e779a2e07a305aa7b95281c803c61e2e34616945c62a918872c8c1c7a5", kill_on_drop: false }` [INFO] [stdout] 8e8381e779a2e07a305aa7b95281c803c61e2e34616945c62a918872c8c1c7a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a4c93a39d2d38e13e58384f75c444fbe9b54f9d95e6f393ecc3690cde32c927 [INFO] running `Command { std: "docker" "start" "-a" "2a4c93a39d2d38e13e58384f75c444fbe9b54f9d95e6f393ecc3690cde32c927", kill_on_drop: false }` [INFO] [stderr] Compiling cp34_palindrome v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "2a4c93a39d2d38e13e58384f75c444fbe9b54f9d95e6f393ecc3690cde32c927", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a4c93a39d2d38e13e58384f75c444fbe9b54f9d95e6f393ecc3690cde32c927", kill_on_drop: false }` [INFO] [stdout] 2a4c93a39d2d38e13e58384f75c444fbe9b54f9d95e6f393ecc3690cde32c927 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba3c1ec46544d8604b2124fd149e1f1686e2caec7eec7619d46179e0ffba179 [INFO] running `Command { std: "docker" "start" "-a" "cba3c1ec46544d8604b2124fd149e1f1686e2caec7eec7619d46179e0ffba179", kill_on_drop: false }` [INFO] [stderr] Compiling cp34_palindrome v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "cba3c1ec46544d8604b2124fd149e1f1686e2caec7eec7619d46179e0ffba179", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba3c1ec46544d8604b2124fd149e1f1686e2caec7eec7619d46179e0ffba179", kill_on_drop: false }` [INFO] [stdout] cba3c1ec46544d8604b2124fd149e1f1686e2caec7eec7619d46179e0ffba179 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b0cc68e8ba85cf082e081add8a70c9891dee449ba2b2d3ab75d1bba08fdb4ff9 [INFO] running `Command { std: "docker" "start" "-a" "b0cc68e8ba85cf082e081add8a70c9891dee449ba2b2d3ab75d1bba08fdb4ff9", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cp34_palindrome-fe10d2cafc336c91) [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" "b0cc68e8ba85cf082e081add8a70c9891dee449ba2b2d3ab75d1bba08fdb4ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0cc68e8ba85cf082e081add8a70c9891dee449ba2b2d3ab75d1bba08fdb4ff9", kill_on_drop: false }` [INFO] [stdout] b0cc68e8ba85cf082e081add8a70c9891dee449ba2b2d3ab75d1bba08fdb4ff9