[INFO] cloning repository https://github.com/MagicGordon/tcp-homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MagicGordon/tcp-homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicGordon%2Ftcp-homework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicGordon%2Ftcp-homework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f75e0aa6c1554c76de366f3d6397ce078bc6d627
[INFO] testing MagicGordon/tcp-homework 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%2FMagicGordon%2Ftcp-homework" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MagicGordon/tcp-homework 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/MagicGordon/tcp-homework
[INFO] finished tweaking git repo https://github.com/MagicGordon/tcp-homework
[INFO] tweaked toml for git repo https://github.com/MagicGordon/tcp-homework written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/MagicGordon/tcp-homework 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 30eb9991e1d9a4729f4bd0d35de1c9bb3f2df73c9090ffdc4253a8c74708d6df
[INFO] running `Command { std: "docker" "start" "-a" "30eb9991e1d9a4729f4bd0d35de1c9bb3f2df73c9090ffdc4253a8c74708d6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30eb9991e1d9a4729f4bd0d35de1c9bb3f2df73c9090ffdc4253a8c74708d6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30eb9991e1d9a4729f4bd0d35de1c9bb3f2df73c9090ffdc4253a8c74708d6df", kill_on_drop: false }`
[INFO] [stdout] 30eb9991e1d9a4729f4bd0d35de1c9bb3f2df73c9090ffdc4253a8c74708d6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1f0b4d9cafd2fa5d651987e9647689c5ea547da2424d4ba4354896edebeb9f2c
[INFO] running `Command { std: "docker" "start" "-a" "1f0b4d9cafd2fa5d651987e9647689c5ea547da2424d4ba4354896edebeb9f2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling homework v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "1f0b4d9cafd2fa5d651987e9647689c5ea547da2424d4ba4354896edebeb9f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0b4d9cafd2fa5d651987e9647689c5ea547da2424d4ba4354896edebeb9f2c", kill_on_drop: false }`
[INFO] [stdout] 1f0b4d9cafd2fa5d651987e9647689c5ea547da2424d4ba4354896edebeb9f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bfe45a7963c28402a490c9665015f33d9ee393df214e4e64b4a6e9e91a9b7014
[INFO] running `Command { std: "docker" "start" "-a" "bfe45a7963c28402a490c9665015f33d9ee393df214e4e64b4a6e9e91a9b7014", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling homework v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "bfe45a7963c28402a490c9665015f33d9ee393df214e4e64b4a6e9e91a9b7014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe45a7963c28402a490c9665015f33d9ee393df214e4e64b4a6e9e91a9b7014", kill_on_drop: false }`
[INFO] [stdout] bfe45a7963c28402a490c9665015f33d9ee393df214e4e64b4a6e9e91a9b7014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3c1187088fb47b3f997ce274805f70804f723a84b560007dcaeedc69c4b85ab4
[INFO] running `Command { std: "docker" "start" "-a" "3c1187088fb47b3f997ce274805f70804f723a84b560007dcaeedc69c4b85ab4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/homework-b3514ff0fdcecd38)
[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" "3c1187088fb47b3f997ce274805f70804f723a84b560007dcaeedc69c4b85ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1187088fb47b3f997ce274805f70804f723a84b560007dcaeedc69c4b85ab4", kill_on_drop: false }`
[INFO] [stdout] 3c1187088fb47b3f997ce274805f70804f723a84b560007dcaeedc69c4b85ab4