[INFO] cloning repository https://github.com/1195655796/02-concurrency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1195655796/02-concurrency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1195655796%2F02-concurrency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1195655796%2F02-concurrency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4413da0708813c6a84be2b0216b7b5d28f9688a6
[INFO] checking 1195655796/02-concurrency/4413da0708813c6a84be2b0216b7b5d28f9688a6 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1195655796%2F02-concurrency" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1195655796/02-concurrency on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1195655796/02-concurrency
[INFO] finished tweaking git repo https://github.com/1195655796/02-concurrency
[INFO] tweaked toml for git repo https://github.com/1195655796/02-concurrency written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/1195655796/02-concurrency 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a1e55b50f2ec989b74184f8d2022a8ea24de49af2b5389dc5a129541192d877
[INFO] running `Command { std: "docker" "start" "-a" "3a1e55b50f2ec989b74184f8d2022a8ea24de49af2b5389dc5a129541192d877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a1e55b50f2ec989b74184f8d2022a8ea24de49af2b5389dc5a129541192d877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1e55b50f2ec989b74184f8d2022a8ea24de49af2b5389dc5a129541192d877", kill_on_drop: false }`
[INFO] [stdout] 3a1e55b50f2ec989b74184f8d2022a8ea24de49af2b5389dc5a129541192d877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9f13552cf4813a337f43fb692ef816c8c4dde6a5aa5325c1bfb4b6329fe8b62
[INFO] running `Command { std: "docker" "start" "-a" "f9f13552cf4813a337f43fb692ef816c8c4dde6a5aa5325c1bfb4b6329fe8b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking oneshot v0.1.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking concurrency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "f9f13552cf4813a337f43fb692ef816c8c4dde6a5aa5325c1bfb4b6329fe8b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f13552cf4813a337f43fb692ef816c8c4dde6a5aa5325c1bfb4b6329fe8b62", kill_on_drop: false }`
[INFO] [stdout] f9f13552cf4813a337f43fb692ef816c8c4dde6a5aa5325c1bfb4b6329fe8b62