[INFO] cloning repository https://github.com/leetie/rust-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leetie/rust-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleetie%2Frust-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleetie%2Frust-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 653dd3a8412b7bba738a805678549ac8e755d7f8
[INFO] testing leetie/rust-tcp 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%2Fleetie%2Frust-tcp" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leetie/rust-tcp 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/leetie/rust-tcp
[INFO] finished tweaking git repo https://github.com/leetie/rust-tcp
[INFO] tweaked toml for git repo https://github.com/leetie/rust-tcp written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/leetie/rust-tcp 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 38f4b87385f97227b9afb7a631cfa174f6c29e406a58821cb7f66e7989cb8cc1
[INFO] running `Command { std: "docker" "start" "-a" "38f4b87385f97227b9afb7a631cfa174f6c29e406a58821cb7f66e7989cb8cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38f4b87385f97227b9afb7a631cfa174f6c29e406a58821cb7f66e7989cb8cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f4b87385f97227b9afb7a631cfa174f6c29e406a58821cb7f66e7989cb8cc1", kill_on_drop: false }`
[INFO] [stdout] 38f4b87385f97227b9afb7a631cfa174f6c29e406a58821cb7f66e7989cb8cc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 8d2f29725afdde7636640fe94751507f27847cd321b45898a45bdff484eb6afd
[INFO] running `Command { std: "docker" "start" "-a" "8d2f29725afdde7636640fe94751507f27847cd321b45898a45bdff484eb6afd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8d2f29725afdde7636640fe94751507f27847cd321b45898a45bdff484eb6afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2f29725afdde7636640fe94751507f27847cd321b45898a45bdff484eb6afd", kill_on_drop: false }`
[INFO] [stdout] 8d2f29725afdde7636640fe94751507f27847cd321b45898a45bdff484eb6afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] bc5c6480c3949f72fa6d2af8d5076d67adaf1570581945f5652a5f78cb837d44
[INFO] running `Command { std: "docker" "start" "-a" "bc5c6480c3949f72fa6d2af8d5076d67adaf1570581945f5652a5f78cb837d44", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "bc5c6480c3949f72fa6d2af8d5076d67adaf1570581945f5652a5f78cb837d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5c6480c3949f72fa6d2af8d5076d67adaf1570581945f5652a5f78cb837d44", kill_on_drop: false }`
[INFO] [stdout] bc5c6480c3949f72fa6d2af8d5076d67adaf1570581945f5652a5f78cb837d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] f04ed053e231bc29cd8597358e30350a3de279439b8c6444c4abf5be8aaba55b
[INFO] running `Command { std: "docker" "start" "-a" "f04ed053e231bc29cd8597358e30350a3de279439b8c6444c4abf5be8aaba55b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tcp-f908b618a83d1b52)
[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" "f04ed053e231bc29cd8597358e30350a3de279439b8c6444c4abf5be8aaba55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04ed053e231bc29cd8597358e30350a3de279439b8c6444c4abf5be8aaba55b", kill_on_drop: false }`
[INFO] [stdout] f04ed053e231bc29cd8597358e30350a3de279439b8c6444c4abf5be8aaba55b