[INFO] cloning repository https://github.com/rotwatsb/code_kata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rotwatsb/code_kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotwatsb%2Fcode_kata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotwatsb%2Fcode_kata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c9f2c54529ae2ec4929835080e9cfab01d7e16b
[INFO] testing rotwatsb/code_kata against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotwatsb%2Fcode_kata" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rotwatsb/code_kata 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/rotwatsb/code_kata
[INFO] finished tweaking git repo https://github.com/rotwatsb/code_kata
[INFO] tweaked toml for git repo https://github.com/rotwatsb/code_kata written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/rotwatsb/code_kata 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] fca501d6f0265479e68133cfa72bb756d0492b22a7d5f2c9db533d84363dfea6
[INFO] running `Command { std: "docker" "start" "-a" "fca501d6f0265479e68133cfa72bb756d0492b22a7d5f2c9db533d84363dfea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fca501d6f0265479e68133cfa72bb756d0492b22a7d5f2c9db533d84363dfea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca501d6f0265479e68133cfa72bb756d0492b22a7d5f2c9db533d84363dfea6", kill_on_drop: false }`
[INFO] [stdout] fca501d6f0265479e68133cfa72bb756d0492b22a7d5f2c9db533d84363dfea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 59e36103af06d99b68ca76d48d9436fca1896a500b86ca022b1244c7f8e25684
[INFO] running `Command { std: "docker" "start" "-a" "59e36103af06d99b68ca76d48d9436fca1896a500b86ca022b1244c7f8e25684", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling code_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.66s
[INFO] running `Command { std: "docker" "inspect" "59e36103af06d99b68ca76d48d9436fca1896a500b86ca022b1244c7f8e25684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e36103af06d99b68ca76d48d9436fca1896a500b86ca022b1244c7f8e25684", kill_on_drop: false }`
[INFO] [stdout] 59e36103af06d99b68ca76d48d9436fca1896a500b86ca022b1244c7f8e25684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e61e3936b5352e1333c4e9306f740940b8053b5be2a6a9e24df7b1f7c8da67c9
[INFO] running `Command { std: "docker" "start" "-a" "e61e3936b5352e1333c4e9306f740940b8053b5be2a6a9e24df7b1f7c8da67c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling code_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "e61e3936b5352e1333c4e9306f740940b8053b5be2a6a9e24df7b1f7c8da67c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61e3936b5352e1333c4e9306f740940b8053b5be2a6a9e24df7b1f7c8da67c9", kill_on_drop: false }`
[INFO] [stdout] e61e3936b5352e1333c4e9306f740940b8053b5be2a6a9e24df7b1f7c8da67c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 48831de66b21cac2d219486fb4586876d7f1c6e372027d1fc15726a2e4083a5d
[INFO] running `Command { std: "docker" "start" "-a" "48831de66b21cac2d219486fb4586876d7f1c6e372027d1fc15726a2e4083a5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/code_kata-e32f7bd1e1a2c2eb)
[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" "48831de66b21cac2d219486fb4586876d7f1c6e372027d1fc15726a2e4083a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48831de66b21cac2d219486fb4586876d7f1c6e372027d1fc15726a2e4083a5d", kill_on_drop: false }`
[INFO] [stdout] 48831de66b21cac2d219486fb4586876d7f1c6e372027d1fc15726a2e4083a5d