[INFO] cloning repository https://github.com/sametaylak/RomanNumeral
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sametaylak/RomanNumeral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsametaylak%2FRomanNumeral", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsametaylak%2FRomanNumeral'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9584d5bde0e3c1a360984ae5dc1558da92d68238
[INFO] testing sametaylak/RomanNumeral against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsametaylak%2FRomanNumeral" "/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/sametaylak/RomanNumeral on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sametaylak/RomanNumeral
[INFO] finished tweaking git repo https://github.com/sametaylak/RomanNumeral
[INFO] tweaked toml for git repo https://github.com/sametaylak/RomanNumeral written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sametaylak/RomanNumeral already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e2f5ccf844095dd9661a004157743a22a5c7b06a11dc646786e05b0ae6329f2
[INFO] running `Command { std: "docker" "start" "-a" "8e2f5ccf844095dd9661a004157743a22a5c7b06a11dc646786e05b0ae6329f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2f5ccf844095dd9661a004157743a22a5c7b06a11dc646786e05b0ae6329f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2f5ccf844095dd9661a004157743a22a5c7b06a11dc646786e05b0ae6329f2", kill_on_drop: false }`
[INFO] [stdout] 8e2f5ccf844095dd9661a004157743a22a5c7b06a11dc646786e05b0ae6329f2
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] babe74157e6fdde9da26e87ea409aeb90b11b15dd91032658eabeedf3fa12e35
[INFO] running `Command { std: "docker" "start" "-a" "babe74157e6fdde9da26e87ea409aeb90b11b15dd91032658eabeedf3fa12e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "babe74157e6fdde9da26e87ea409aeb90b11b15dd91032658eabeedf3fa12e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babe74157e6fdde9da26e87ea409aeb90b11b15dd91032658eabeedf3fa12e35", kill_on_drop: false }`
[INFO] [stdout] babe74157e6fdde9da26e87ea409aeb90b11b15dd91032658eabeedf3fa12e35
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 422c51bf09611282fbfde674406b61de8c880167b8e7a8a31dd63d67955078cf
[INFO] running `Command { std: "docker" "start" "-a" "422c51bf09611282fbfde674406b61de8c880167b8e7a8a31dd63d67955078cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling roman_numeral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "422c51bf09611282fbfde674406b61de8c880167b8e7a8a31dd63d67955078cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422c51bf09611282fbfde674406b61de8c880167b8e7a8a31dd63d67955078cf", kill_on_drop: false }`
[INFO] [stdout] 422c51bf09611282fbfde674406b61de8c880167b8e7a8a31dd63d67955078cf
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fae92f2efde7795b6c0ca9c960c0551e7b63df92bc4a837373553abc65bb83f7
[INFO] running `Command { std: "docker" "start" "-a" "fae92f2efde7795b6c0ca9c960c0551e7b63df92bc4a837373553abc65bb83f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roman_numeral-bcb73ab1ff104c1c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_to_roman_numeral ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fae92f2efde7795b6c0ca9c960c0551e7b63df92bc4a837373553abc65bb83f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae92f2efde7795b6c0ca9c960c0551e7b63df92bc4a837373553abc65bb83f7", kill_on_drop: false }`
[INFO] [stdout] fae92f2efde7795b6c0ca9c960c0551e7b63df92bc4a837373553abc65bb83f7