[INFO] cloning repository https://github.com/kaizen-cmd/chatapp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaizen-cmd/chatapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaizen-cmd%2Fchatapp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaizen-cmd%2Fchatapp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 477c34861cee17eec6ea28bf857c607418668870 [INFO] checking kaizen-cmd/chatapp against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaizen-cmd%2Fchatapp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kaizen-cmd/chatapp [INFO] finished tweaking git repo https://github.com/kaizen-cmd/chatapp [INFO] tweaked toml for git repo https://github.com/kaizen-cmd/chatapp written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kaizen-cmd/chatapp on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kaizen-cmd/chatapp already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 93f966e8658754f6d46b687695e4c543af51e0de4660363c08eebef052de3f55 [INFO] running `Command { std: "docker" "start" "-a" "93f966e8658754f6d46b687695e4c543af51e0de4660363c08eebef052de3f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93f966e8658754f6d46b687695e4c543af51e0de4660363c08eebef052de3f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93f966e8658754f6d46b687695e4c543af51e0de4660363c08eebef052de3f55", kill_on_drop: false }` [INFO] [stdout] 93f966e8658754f6d46b687695e4c543af51e0de4660363c08eebef052de3f55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f13edea652f19d592e0df5c8376a3b26f1a607c3ffd90589852bf08f895b27f [INFO] running `Command { std: "docker" "start" "-a" "4f13edea652f19d592e0df5c8376a3b26f1a607c3ffd90589852bf08f895b27f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling unicode-ident v1.0.16 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking bytes v1.10.0 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Checking socket2 v0.5.8 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Checking tokio v1.43.0 [INFO] [stderr] Checking tcp_chat_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `Command { std: "docker" "inspect" "4f13edea652f19d592e0df5c8376a3b26f1a607c3ffd90589852bf08f895b27f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f13edea652f19d592e0df5c8376a3b26f1a607c3ffd90589852bf08f895b27f", kill_on_drop: false }` [INFO] [stdout] 4f13edea652f19d592e0df5c8376a3b26f1a607c3ffd90589852bf08f895b27f