[INFO] cloning repository https://github.com/arqv/roobar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arqv/roobar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farqv%2Froobar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farqv%2Froobar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8edeff126f2fd247a6fb918af9d811e6a2a265a7
[INFO] testing arqv/roobar against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farqv%2Froobar" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arqv/roobar on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arqv/roobar
[INFO] finished tweaking git repo https://github.com/arqv/roobar
[INFO] tweaked toml for git repo https://github.com/arqv/roobar written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/arqv/roobar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4ecfa7411e7bf724fcca6c79dfa740d0630df874d69d73483ceb95dc8d93626
[INFO] running `Command { std: "docker" "start" "-a" "f4ecfa7411e7bf724fcca6c79dfa740d0630df874d69d73483ceb95dc8d93626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4ecfa7411e7bf724fcca6c79dfa740d0630df874d69d73483ceb95dc8d93626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ecfa7411e7bf724fcca6c79dfa740d0630df874d69d73483ceb95dc8d93626", kill_on_drop: false }`
[INFO] [stdout] f4ecfa7411e7bf724fcca6c79dfa740d0630df874d69d73483ceb95dc8d93626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef6923d8afb1eee53d19d37620cff1fcad41a0b5c7bac0e77d0c448530fa1656
[INFO] running `Command { std: "docker" "start" "-a" "ef6923d8afb1eee53d19d37620cff1fcad41a0b5c7bac0e77d0c448530fa1656", kill_on_drop: false }`
[INFO] [stderr]    Compiling bar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "ef6923d8afb1eee53d19d37620cff1fcad41a0b5c7bac0e77d0c448530fa1656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6923d8afb1eee53d19d37620cff1fcad41a0b5c7bac0e77d0c448530fa1656", kill_on_drop: false }`
[INFO] [stdout] ef6923d8afb1eee53d19d37620cff1fcad41a0b5c7bac0e77d0c448530fa1656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878aafaa08d38162ad4a07709d1c96e547e7bd275e84f8065d5d41d97274d42f
[INFO] running `Command { std: "docker" "start" "-a" "878aafaa08d38162ad4a07709d1c96e547e7bd275e84f8065d5d41d97274d42f", kill_on_drop: false }`
[INFO] [stderr]    Compiling bar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "878aafaa08d38162ad4a07709d1c96e547e7bd275e84f8065d5d41d97274d42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878aafaa08d38162ad4a07709d1c96e547e7bd275e84f8065d5d41d97274d42f", kill_on_drop: false }`
[INFO] [stdout] 878aafaa08d38162ad4a07709d1c96e547e7bd275e84f8065d5d41d97274d42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 341b060712c8b15f236ba57eb299eff037720817b008b276c9d33ef0223e2cdd
[INFO] running `Command { std: "docker" "start" "-a" "341b060712c8b15f236ba57eb299eff037720817b008b276c9d33ef0223e2cdd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bar-4f8226968311e78c)
[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" "341b060712c8b15f236ba57eb299eff037720817b008b276c9d33ef0223e2cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341b060712c8b15f236ba57eb299eff037720817b008b276c9d33ef0223e2cdd", kill_on_drop: false }`
[INFO] [stdout] 341b060712c8b15f236ba57eb299eff037720817b008b276c9d33ef0223e2cdd