[INFO] cloning repository https://github.com/niikunihiro/rs-socket-programming [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niikunihiro/rs-socket-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniikunihiro%2Frs-socket-programming", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniikunihiro%2Frs-socket-programming'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d733b588581462c4928bca526624572edff1d72b [INFO] checking niikunihiro/rs-socket-programming against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniikunihiro%2Frs-socket-programming" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/niikunihiro/rs-socket-programming on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/niikunihiro/rs-socket-programming [INFO] finished tweaking git repo https://github.com/niikunihiro/rs-socket-programming [INFO] tweaked toml for git repo https://github.com/niikunihiro/rs-socket-programming written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/niikunihiro/rs-socket-programming already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ef4e083d4ae85f4926610b2528df703e2736e2a7b675db655cc13e01320d2744 [INFO] running `Command { std: "docker" "start" "-a" "ef4e083d4ae85f4926610b2528df703e2736e2a7b675db655cc13e01320d2744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef4e083d4ae85f4926610b2528df703e2736e2a7b675db655cc13e01320d2744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef4e083d4ae85f4926610b2528df703e2736e2a7b675db655cc13e01320d2744", kill_on_drop: false }` [INFO] [stdout] ef4e083d4ae85f4926610b2528df703e2736e2a7b675db655cc13e01320d2744 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c47ff45525588207343d098a8606fe9be996358a28680271b340a38f8d3efdf [INFO] running `Command { std: "docker" "start" "-a" "1c47ff45525588207343d098a8606fe9be996358a28680271b340a38f8d3efdf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking backtrace v0.3.43 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking socket-programming v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.48s [INFO] running `Command { std: "docker" "inspect" "1c47ff45525588207343d098a8606fe9be996358a28680271b340a38f8d3efdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c47ff45525588207343d098a8606fe9be996358a28680271b340a38f8d3efdf", kill_on_drop: false }` [INFO] [stdout] 1c47ff45525588207343d098a8606fe9be996358a28680271b340a38f8d3efdf