[INFO] cloning repository https://github.com/tv-nieri/fahrenheit_to_celsius
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tv-nieri/fahrenheit_to_celsius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftv-nieri%2Ffahrenheit_to_celsius", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftv-nieri%2Ffahrenheit_to_celsius'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b14518632840a0aa0e383bd151ca64eb69951ff3
[INFO] testing tv-nieri/fahrenheit_to_celsius against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftv-nieri%2Ffahrenheit_to_celsius" "/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/tv-nieri/fahrenheit_to_celsius 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/tv-nieri/fahrenheit_to_celsius
[INFO] finished tweaking git repo https://github.com/tv-nieri/fahrenheit_to_celsius
[INFO] tweaked toml for git repo https://github.com/tv-nieri/fahrenheit_to_celsius written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tv-nieri/fahrenheit_to_celsius 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] 3d08523de44fb4c0d9873d6bf8bb82e1c9a4350536612ccb5622f8afd17c3dcc
[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" "3d08523de44fb4c0d9873d6bf8bb82e1c9a4350536612ccb5622f8afd17c3dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d08523de44fb4c0d9873d6bf8bb82e1c9a4350536612ccb5622f8afd17c3dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d08523de44fb4c0d9873d6bf8bb82e1c9a4350536612ccb5622f8afd17c3dcc", kill_on_drop: false }`
[INFO] [stdout] 3d08523de44fb4c0d9873d6bf8bb82e1c9a4350536612ccb5622f8afd17c3dcc
[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] 80108eecee7923a5290754ad67a8d97f9eb2936b0630136b39203b7063696612
[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" "80108eecee7923a5290754ad67a8d97f9eb2936b0630136b39203b7063696612", kill_on_drop: false }`
[INFO] [stderr]    Compiling fahrenheit_to_celsius v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "80108eecee7923a5290754ad67a8d97f9eb2936b0630136b39203b7063696612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80108eecee7923a5290754ad67a8d97f9eb2936b0630136b39203b7063696612", kill_on_drop: false }`
[INFO] [stdout] 80108eecee7923a5290754ad67a8d97f9eb2936b0630136b39203b7063696612
[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] 719510545c755f00f2fba14b56d5e1c7f919abcda9c30de710dc046bc3d2b47a
[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" "719510545c755f00f2fba14b56d5e1c7f919abcda9c30de710dc046bc3d2b47a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fahrenheit_to_celsius v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "719510545c755f00f2fba14b56d5e1c7f919abcda9c30de710dc046bc3d2b47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719510545c755f00f2fba14b56d5e1c7f919abcda9c30de710dc046bc3d2b47a", kill_on_drop: false }`
[INFO] [stdout] 719510545c755f00f2fba14b56d5e1c7f919abcda9c30de710dc046bc3d2b47a
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8da3688f31db606d4074f84e518bb8fca44be05a79838d449b5ec9b2b80ec485
[INFO] running `Command { std: "docker" "start" "-a" "8da3688f31db606d4074f84e518bb8fca44be05a79838d449b5ec9b2b80ec485", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fahrenheit_to_celsius-fc934e21cc280334)
[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" "8da3688f31db606d4074f84e518bb8fca44be05a79838d449b5ec9b2b80ec485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da3688f31db606d4074f84e518bb8fca44be05a79838d449b5ec9b2b80ec485", kill_on_drop: false }`
[INFO] [stdout] 8da3688f31db606d4074f84e518bb8fca44be05a79838d449b5ec9b2b80ec485