[INFO] cloning repository https://github.com/charles-tangqu/tcpserverdemo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charles-tangqu/tcpserverdemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad68e03fcddbd856d1e385fb25249e8c42b8913e
[INFO] testing charles-tangqu/tcpserverdemo against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharles-tangqu%2Ftcpserverdemo" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charles-tangqu/tcpserverdemo on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charles-tangqu/tcpserverdemo
[INFO] finished tweaking git repo https://github.com/charles-tangqu/tcpserverdemo
[INFO] tweaked toml for git repo https://github.com/charles-tangqu/tcpserverdemo written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/charles-tangqu/tcpserverdemo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca4e55aaa565a1f8116c67cd46352ce402fa6661b5a523a9b1dd85f7f00392c
[INFO] running `Command { std: "docker" "start" "-a" "aca4e55aaa565a1f8116c67cd46352ce402fa6661b5a523a9b1dd85f7f00392c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca4e55aaa565a1f8116c67cd46352ce402fa6661b5a523a9b1dd85f7f00392c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca4e55aaa565a1f8116c67cd46352ce402fa6661b5a523a9b1dd85f7f00392c", kill_on_drop: false }`
[INFO] [stdout] aca4e55aaa565a1f8116c67cd46352ce402fa6661b5a523a9b1dd85f7f00392c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f909e9b655e4723c6d0780bd3a80cd88b8c048b85e88bc04f69b47efc5d4e6d0
[INFO] running `Command { std: "docker" "start" "-a" "f909e9b655e4723c6d0780bd3a80cd88b8c048b85e88bc04f69b47efc5d4e6d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpserverdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "f909e9b655e4723c6d0780bd3a80cd88b8c048b85e88bc04f69b47efc5d4e6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f909e9b655e4723c6d0780bd3a80cd88b8c048b85e88bc04f69b47efc5d4e6d0", kill_on_drop: false }`
[INFO] [stdout] f909e9b655e4723c6d0780bd3a80cd88b8c048b85e88bc04f69b47efc5d4e6d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7c13b2dfcb1352bd991581697ab7ba954f6cc9ac2ed50d4d2365ab35ec76f7
[INFO] running `Command { std: "docker" "start" "-a" "dc7c13b2dfcb1352bd991581697ab7ba954f6cc9ac2ed50d4d2365ab35ec76f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpserverdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "dc7c13b2dfcb1352bd991581697ab7ba954f6cc9ac2ed50d4d2365ab35ec76f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7c13b2dfcb1352bd991581697ab7ba954f6cc9ac2ed50d4d2365ab35ec76f7", kill_on_drop: false }`
[INFO] [stdout] dc7c13b2dfcb1352bd991581697ab7ba954f6cc9ac2ed50d4d2365ab35ec76f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f90302dc808db47ae0d793e06a33e7aa2d28992b2eb9cdb87fb121c92fc18d7
[INFO] running `Command { std: "docker" "start" "-a" "4f90302dc808db47ae0d793e06a33e7aa2d28992b2eb9cdb87fb121c92fc18d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcpserverdemo-f6ca66842c291edd)
[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" "4f90302dc808db47ae0d793e06a33e7aa2d28992b2eb9cdb87fb121c92fc18d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f90302dc808db47ae0d793e06a33e7aa2d28992b2eb9cdb87fb121c92fc18d7", kill_on_drop: false }`
[INFO] [stdout] 4f90302dc808db47ae0d793e06a33e7aa2d28992b2eb9cdb87fb121c92fc18d7