[INFO] cloning repository https://github.com/Douile/rust-tcp-broadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Douile/rust-tcp-broadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDouile%2Frust-tcp-broadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDouile%2Frust-tcp-broadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 234d5c82466f538537943355e8ed150f217374bd
[INFO] testing Douile/rust-tcp-broadcast against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDouile%2Frust-tcp-broadcast" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Douile/rust-tcp-broadcast 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/Douile/rust-tcp-broadcast
[INFO] finished tweaking git repo https://github.com/Douile/rust-tcp-broadcast
[INFO] tweaked toml for git repo https://github.com/Douile/rust-tcp-broadcast written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/Douile/rust-tcp-broadcast 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] [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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] ca766a035408c7ce44b42a4cb69729f539812f0a7d9df51b6c179e83bfd36b07
[INFO] running `Command { std: "docker" "start" "-a" "ca766a035408c7ce44b42a4cb69729f539812f0a7d9df51b6c179e83bfd36b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca766a035408c7ce44b42a4cb69729f539812f0a7d9df51b6c179e83bfd36b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca766a035408c7ce44b42a4cb69729f539812f0a7d9df51b6c179e83bfd36b07", kill_on_drop: false }`
[INFO] [stdout] ca766a035408c7ce44b42a4cb69729f539812f0a7d9df51b6c179e83bfd36b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 6d98779549e50ac9ff72a83f3a9c1b88933cc1e1f611a0744c43c76515edc4b9
[INFO] running `Command { std: "docker" "start" "-a" "6d98779549e50ac9ff72a83f3a9c1b88933cc1e1f611a0744c43c76515edc4b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-tcp-broadcast v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "6d98779549e50ac9ff72a83f3a9c1b88933cc1e1f611a0744c43c76515edc4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d98779549e50ac9ff72a83f3a9c1b88933cc1e1f611a0744c43c76515edc4b9", kill_on_drop: false }`
[INFO] [stdout] 6d98779549e50ac9ff72a83f3a9c1b88933cc1e1f611a0744c43c76515edc4b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 20d51c13a926d872c6f1c4d952062f8d8cfdb212ac16526fa70889abddbcd76c
[INFO] running `Command { std: "docker" "start" "-a" "20d51c13a926d872c6f1c4d952062f8d8cfdb212ac16526fa70889abddbcd76c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp-broadcast v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "20d51c13a926d872c6f1c4d952062f8d8cfdb212ac16526fa70889abddbcd76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d51c13a926d872c6f1c4d952062f8d8cfdb212ac16526fa70889abddbcd76c", kill_on_drop: false }`
[INFO] [stdout] 20d51c13a926d872c6f1c4d952062f8d8cfdb212ac16526fa70889abddbcd76c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] [stdout] 5fba74e681f49f1600622c5b425ff74b0e87b79bc0edf29b49c3d7f052752eb2
[INFO] running `Command { std: "docker" "start" "-a" "5fba74e681f49f1600622c5b425ff74b0e87b79bc0edf29b49c3d7f052752eb2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tcp_broadcast-eab19ea34a797d6b)
[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" "5fba74e681f49f1600622c5b425ff74b0e87b79bc0edf29b49c3d7f052752eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fba74e681f49f1600622c5b425ff74b0e87b79bc0edf29b49c3d7f052752eb2", kill_on_drop: false }`
[INFO] [stdout] 5fba74e681f49f1600622c5b425ff74b0e87b79bc0edf29b49c3d7f052752eb2