[INFO] cloning repository https://github.com/baliuzeger/mpsc_synchronizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/baliuzeger/mpsc_synchronizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaliuzeger%2Fmpsc_synchronizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaliuzeger%2Fmpsc_synchronizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 799353cb0c9804e4ca37c60d7cd65f9fe6200568
[INFO] testing baliuzeger/mpsc_synchronizer against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaliuzeger%2Fmpsc_synchronizer" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/baliuzeger/mpsc_synchronizer on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/baliuzeger/mpsc_synchronizer
[INFO] finished tweaking git repo https://github.com/baliuzeger/mpsc_synchronizer
[INFO] tweaked toml for git repo https://github.com/baliuzeger/mpsc_synchronizer written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/baliuzeger/mpsc_synchronizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4c592baff06cc52fdb7fac23a80d3fb4bf0f0cf8abcf7608ea9a9cb12762bda
[INFO] running `Command { std: "docker" "start" "-a" "e4c592baff06cc52fdb7fac23a80d3fb4bf0f0cf8abcf7608ea9a9cb12762bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4c592baff06cc52fdb7fac23a80d3fb4bf0f0cf8abcf7608ea9a9cb12762bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c592baff06cc52fdb7fac23a80d3fb4bf0f0cf8abcf7608ea9a9cb12762bda", kill_on_drop: false }`
[INFO] [stdout] e4c592baff06cc52fdb7fac23a80d3fb4bf0f0cf8abcf7608ea9a9cb12762bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd8dd23ce76f85ce4ac7ce986fa6ecc1f20b64b89e9e7944c99c329b8e60eb29
[INFO] running `Command { std: "docker" "start" "-a" "fd8dd23ce76f85ce4ac7ce986fa6ecc1f20b64b89e9e7944c99c329b8e60eb29", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpsc_synchronizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "fd8dd23ce76f85ce4ac7ce986fa6ecc1f20b64b89e9e7944c99c329b8e60eb29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8dd23ce76f85ce4ac7ce986fa6ecc1f20b64b89e9e7944c99c329b8e60eb29", kill_on_drop: false }`
[INFO] [stdout] fd8dd23ce76f85ce4ac7ce986fa6ecc1f20b64b89e9e7944c99c329b8e60eb29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95935e4941d10c119c08eec0fbc13597ee4097d23bd6bc28c486282439c904dc
[INFO] running `Command { std: "docker" "start" "-a" "95935e4941d10c119c08eec0fbc13597ee4097d23bd6bc28c486282439c904dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpsc_synchronizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mpsc_synchronizer-120e0e1f6c296fb3)
[INFO] running `Command { std: "docker" "inspect" "95935e4941d10c119c08eec0fbc13597ee4097d23bd6bc28c486282439c904dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95935e4941d10c119c08eec0fbc13597ee4097d23bd6bc28c486282439c904dc", kill_on_drop: false }`
[INFO] [stdout] 95935e4941d10c119c08eec0fbc13597ee4097d23bd6bc28c486282439c904dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd7b232b68beadb7d44736be593beabd31e2414b629f1d9f0a1b05ade4c61545
[INFO] running `Command { std: "docker" "start" "-a" "dd7b232b68beadb7d44736be593beabd31e2414b629f1d9f0a1b05ade4c61545", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mpsc_synchronizer-120e0e1f6c296fb3)
[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" "dd7b232b68beadb7d44736be593beabd31e2414b629f1d9f0a1b05ade4c61545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7b232b68beadb7d44736be593beabd31e2414b629f1d9f0a1b05ade4c61545", kill_on_drop: false }`
[INFO] [stdout] dd7b232b68beadb7d44736be593beabd31e2414b629f1d9f0a1b05ade4c61545