[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 try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsparkdoaz%2Ftcp_server_sample" "/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/sparkdoaz/tcp_server_sample on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-11/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 671dbf4b23e34b8b2a7b24c01485df921649b6764e8d338caf4ae25cc395fafb
[INFO] running `Command { std: "docker" "start" "-a" "671dbf4b23e34b8b2a7b24c01485df921649b6764e8d338caf4ae25cc395fafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "671dbf4b23e34b8b2a7b24c01485df921649b6764e8d338caf4ae25cc395fafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671dbf4b23e34b8b2a7b24c01485df921649b6764e8d338caf4ae25cc395fafb", kill_on_drop: false }`
[INFO] [stdout] 671dbf4b23e34b8b2a7b24c01485df921649b6764e8d338caf4ae25cc395fafb
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac88d0e4daead82a527ec093b9e1fc4a3f2fe8349f268ff63baa35fdd94b0fa2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac88d0e4daead82a527ec093b9e1fc4a3f2fe8349f268ff63baa35fdd94b0fa2", 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 0.64s
[INFO] running `Command { std: "docker" "inspect" "ac88d0e4daead82a527ec093b9e1fc4a3f2fe8349f268ff63baa35fdd94b0fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac88d0e4daead82a527ec093b9e1fc4a3f2fe8349f268ff63baa35fdd94b0fa2", kill_on_drop: false }`
[INFO] [stdout] ac88d0e4daead82a527ec093b9e1fc4a3f2fe8349f268ff63baa35fdd94b0fa2