[INFO] cloning repository https://github.com/PoorlyDefinedBehaviour/semaphore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PoorlyDefinedBehaviour/semaphore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fsemaphore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fsemaphore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a6ee4c65862494553053afac3e546e5a3da259b
[INFO] testing PoorlyDefinedBehaviour/semaphore against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fsemaphore" "/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/PoorlyDefinedBehaviour/semaphore on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PoorlyDefinedBehaviour/semaphore
[INFO] finished tweaking git repo https://github.com/PoorlyDefinedBehaviour/semaphore
[INFO] tweaked toml for git repo https://github.com/PoorlyDefinedBehaviour/semaphore written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/PoorlyDefinedBehaviour/semaphore already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0364e1b59072cb34845d45dbf0f0d5a264672d692f5ad0288c0b59fc89a277d0
[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" "0364e1b59072cb34845d45dbf0f0d5a264672d692f5ad0288c0b59fc89a277d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0364e1b59072cb34845d45dbf0f0d5a264672d692f5ad0288c0b59fc89a277d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0364e1b59072cb34845d45dbf0f0d5a264672d692f5ad0288c0b59fc89a277d0", kill_on_drop: false }`
[INFO] [stdout] 0364e1b59072cb34845d45dbf0f0d5a264672d692f5ad0288c0b59fc89a277d0
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c3e1b687b9186ae257507b210c80ffc7f846a8ed4eba32975118d7eae5bd63
[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" "51c3e1b687b9186ae257507b210c80ffc7f846a8ed4eba32975118d7eae5bd63", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_semaphore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "51c3e1b687b9186ae257507b210c80ffc7f846a8ed4eba32975118d7eae5bd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c3e1b687b9186ae257507b210c80ffc7f846a8ed4eba32975118d7eae5bd63", kill_on_drop: false }`
[INFO] [stdout] 51c3e1b687b9186ae257507b210c80ffc7f846a8ed4eba32975118d7eae5bd63
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf5f10a207547636710bb59e77b7ef500f2032360a133023664e3115baaa94f7
[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" "bf5f10a207547636710bb59e77b7ef500f2032360a133023664e3115baaa94f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_semaphore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "bf5f10a207547636710bb59e77b7ef500f2032360a133023664e3115baaa94f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5f10a207547636710bb59e77b7ef500f2032360a133023664e3115baaa94f7", kill_on_drop: false }`
[INFO] [stdout] bf5f10a207547636710bb59e77b7ef500f2032360a133023664e3115baaa94f7
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfc7979c7d5cd57a71863f5f7d09097f95deb43a1394a4b64f5024b49ff50d8f
[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" "bfc7979c7d5cd57a71863f5f7d09097f95deb43a1394a4b64f5024b49ff50d8f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sync_semaphore-1f98e39d981dcc32)
[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" "bfc7979c7d5cd57a71863f5f7d09097f95deb43a1394a4b64f5024b49ff50d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfc7979c7d5cd57a71863f5f7d09097f95deb43a1394a4b64f5024b49ff50d8f", kill_on_drop: false }`
[INFO] [stdout] bfc7979c7d5cd57a71863f5f7d09097f95deb43a1394a4b64f5024b49ff50d8f