[INFO] cloning repository https://github.com/gasuketsu/rust-fizzbuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gasuketsu/rust-fizzbuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-fizzbuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-fizzbuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a304e29bdb76799352ab6444ce5785a6e4722dca
[INFO] testing gasuketsu/rust-fizzbuzz against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-fizzbuzz" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gasuketsu/rust-fizzbuzz 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/gasuketsu/rust-fizzbuzz
[INFO] finished tweaking git repo https://github.com/gasuketsu/rust-fizzbuzz
[INFO] tweaked toml for git repo https://github.com/gasuketsu/rust-fizzbuzz written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/gasuketsu/rust-fizzbuzz 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] db8c499d0c69884de6cdbd6d9f2933f61f54e678b439480832d771fbe1932e66
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db8c499d0c69884de6cdbd6d9f2933f61f54e678b439480832d771fbe1932e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db8c499d0c69884de6cdbd6d9f2933f61f54e678b439480832d771fbe1932e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8c499d0c69884de6cdbd6d9f2933f61f54e678b439480832d771fbe1932e66", kill_on_drop: false }`
[INFO] [stdout] db8c499d0c69884de6cdbd6d9f2933f61f54e678b439480832d771fbe1932e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 294d22cacf8be14ab2343885d5fcc607fa743b994a64ae066b1663d09973ee47
[INFO] running `Command { std: "docker" "start" "-a" "294d22cacf8be14ab2343885d5fcc607fa743b994a64ae066b1663d09973ee47", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "294d22cacf8be14ab2343885d5fcc607fa743b994a64ae066b1663d09973ee47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294d22cacf8be14ab2343885d5fcc607fa743b994a64ae066b1663d09973ee47", kill_on_drop: false }`
[INFO] [stdout] 294d22cacf8be14ab2343885d5fcc607fa743b994a64ae066b1663d09973ee47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f761ff7d922a9ed995a7733959ec3c1febfca1be36c8ebe5af158bb2011e19ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f761ff7d922a9ed995a7733959ec3c1febfca1be36c8ebe5af158bb2011e19ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "f761ff7d922a9ed995a7733959ec3c1febfca1be36c8ebe5af158bb2011e19ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f761ff7d922a9ed995a7733959ec3c1febfca1be36c8ebe5af158bb2011e19ff", kill_on_drop: false }`
[INFO] [stdout] f761ff7d922a9ed995a7733959ec3c1febfca1be36c8ebe5af158bb2011e19ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54fe303a4b153aa467d1ad0856affc114224b5c0ae16c7b3ff54b0b3741c315d
[INFO] running `Command { std: "docker" "start" "-a" "54fe303a4b153aa467d1ad0856affc114224b5c0ae16c7b3ff54b0b3741c315d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_fizzbuzz-c83fea896fac2833)
[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" "54fe303a4b153aa467d1ad0856affc114224b5c0ae16c7b3ff54b0b3741c315d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54fe303a4b153aa467d1ad0856affc114224b5c0ae16c7b3ff54b0b3741c315d", kill_on_drop: false }`
[INFO] [stdout] 54fe303a4b153aa467d1ad0856affc114224b5c0ae16c7b3ff54b0b3741c315d