[INFO] fetching crate cowboy 0.0.0...
[INFO] testing cowboy-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cowboy 0.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cowboy 0.0.0 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 crates.io crate cowboy 0.0.0
[INFO] finished tweaking crates.io crate cowboy 0.0.0
[INFO] tweaked toml for crates.io crate cowboy 0.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cowboy 0.0.0 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 09bb5276d6160c5a90e39735561b137958055fe1f4ca77358b9cc68b7bb73b5b
[INFO] running `Command { std: "docker" "start" "-a" "09bb5276d6160c5a90e39735561b137958055fe1f4ca77358b9cc68b7bb73b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09bb5276d6160c5a90e39735561b137958055fe1f4ca77358b9cc68b7bb73b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09bb5276d6160c5a90e39735561b137958055fe1f4ca77358b9cc68b7bb73b5b", kill_on_drop: false }`
[INFO] [stdout] 09bb5276d6160c5a90e39735561b137958055fe1f4ca77358b9cc68b7bb73b5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] dee3ecaf120863c5e49801859d443f8c128674feee42ab673d03866127ff7f0d
[INFO] running `Command { std: "docker" "start" "-a" "dee3ecaf120863c5e49801859d443f8c128674feee42ab673d03866127ff7f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowboy v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "dee3ecaf120863c5e49801859d443f8c128674feee42ab673d03866127ff7f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee3ecaf120863c5e49801859d443f8c128674feee42ab673d03866127ff7f0d", kill_on_drop: false }`
[INFO] [stdout] dee3ecaf120863c5e49801859d443f8c128674feee42ab673d03866127ff7f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 67aa8e65c16133c44b3de3d52afdc36bb8c2bd7725863b6c18c0a8751ff7b829
[INFO] running `Command { std: "docker" "start" "-a" "67aa8e65c16133c44b3de3d52afdc36bb8c2bd7725863b6c18c0a8751ff7b829", kill_on_drop: false }`
[INFO] [stderr]    Compiling cowboy v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "67aa8e65c16133c44b3de3d52afdc36bb8c2bd7725863b6c18c0a8751ff7b829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67aa8e65c16133c44b3de3d52afdc36bb8c2bd7725863b6c18c0a8751ff7b829", kill_on_drop: false }`
[INFO] [stdout] 67aa8e65c16133c44b3de3d52afdc36bb8c2bd7725863b6c18c0a8751ff7b829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] aecfec3d2695dd3c4e4506238dd223346eb015f92161326aacb9936f74d2d186
[INFO] running `Command { std: "docker" "start" "-a" "aecfec3d2695dd3c4e4506238dd223346eb015f92161326aacb9936f74d2d186", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cowboy-14120d7c4c0b8de4)
[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" "aecfec3d2695dd3c4e4506238dd223346eb015f92161326aacb9936f74d2d186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecfec3d2695dd3c4e4506238dd223346eb015f92161326aacb9936f74d2d186", kill_on_drop: false }`
[INFO] [stdout] aecfec3d2695dd3c4e4506238dd223346eb015f92161326aacb9936f74d2d186