[INFO] cloning repository https://github.com/sparkdoaz/tcp_server_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sparkdoaz/tcp_server_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsparkdoaz%2Ftcp_server_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsparkdoaz%2Ftcp_server_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b9d3d20534f96e029c00be4d44d59629de7a37e
[INFO] checking sparkdoaz/tcp_server_sample against master#98e1f041b6e33598a18edb928ec9db93a850c6cb for pr-101680
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsparkdoaz%2Ftcp_server_sample" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sparkdoaz/tcp_server_sample on toolchain 98e1f041b6e33598a18edb928ec9db93a850c6cb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+98e1f041b6e33598a18edb928ec9db93a850c6cb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sparkdoaz/tcp_server_sample
[INFO] finished tweaking git repo https://github.com/sparkdoaz/tcp_server_sample
[INFO] tweaked toml for git repo https://github.com/sparkdoaz/tcp_server_sample written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sparkdoaz/tcp_server_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+98e1f041b6e33598a18edb928ec9db93a850c6cb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+98e1f041b6e33598a18edb928ec9db93a850c6cb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e4e0bc9cd3cc520b7fa772e7b58f946335c350733eb26e51f12b5ac7043515f
[INFO] running `Command { std: "docker" "start" "-a" "8e4e0bc9cd3cc520b7fa772e7b58f946335c350733eb26e51f12b5ac7043515f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e4e0bc9cd3cc520b7fa772e7b58f946335c350733eb26e51f12b5ac7043515f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e4e0bc9cd3cc520b7fa772e7b58f946335c350733eb26e51f12b5ac7043515f", kill_on_drop: false }`
[INFO] [stdout] 8e4e0bc9cd3cc520b7fa772e7b58f946335c350733eb26e51f12b5ac7043515f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+98e1f041b6e33598a18edb928ec9db93a850c6cb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8488b8219f9a449b735c584133c1431495bdb4e12e6cb8b92ab3b6ece47fcf85
[INFO] running `Command { std: "docker" "start" "-a" "8488b8219f9a449b735c584133c1431495bdb4e12e6cb8b92ab3b6ece47fcf85", kill_on_drop: false }`
[INFO] [stderr]     Checking tcp_server_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "8488b8219f9a449b735c584133c1431495bdb4e12e6cb8b92ab3b6ece47fcf85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8488b8219f9a449b735c584133c1431495bdb4e12e6cb8b92ab3b6ece47fcf85", kill_on_drop: false }`
[INFO] [stdout] 8488b8219f9a449b735c584133c1431495bdb4e12e6cb8b92ab3b6ece47fcf85