[INFO] cloning repository https://github.com/hkwiseman/mutex_concurrency_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hkwiseman/mutex_concurrency_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkwiseman%2Fmutex_concurrency_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkwiseman%2Fmutex_concurrency_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9524599cb9a128f3c77e5f9a4ab84ee7f9b7c75c
[INFO] checking hkwiseman/mutex_concurrency_rs against try#51000a35bc99aeffdc092bf2226ab562eedb9eff for pr-135899
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkwiseman%2Fmutex_concurrency_rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hkwiseman/mutex_concurrency_rs on toolchain 51000a35bc99aeffdc092bf2226ab562eedb9eff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hkwiseman/mutex_concurrency_rs
[INFO] finished tweaking git repo https://github.com/hkwiseman/mutex_concurrency_rs
[INFO] tweaked toml for git repo https://github.com/hkwiseman/mutex_concurrency_rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hkwiseman/mutex_concurrency_rs 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" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b388a7cb2c845c0ac6889a1eec57ffb926c8cdbf0338004204ea78e23d21ae6f
[INFO] running `Command { std: "docker" "start" "-a" "b388a7cb2c845c0ac6889a1eec57ffb926c8cdbf0338004204ea78e23d21ae6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b388a7cb2c845c0ac6889a1eec57ffb926c8cdbf0338004204ea78e23d21ae6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b388a7cb2c845c0ac6889a1eec57ffb926c8cdbf0338004204ea78e23d21ae6f", kill_on_drop: false }`
[INFO] [stdout] b388a7cb2c845c0ac6889a1eec57ffb926c8cdbf0338004204ea78e23d21ae6f
[INFO] checking hkwiseman/mutex_concurrency_rs against try#51000a35bc99aeffdc092bf2226ab562eedb9eff for pr-135899
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhkwiseman%2Fmutex_concurrency_rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hkwiseman/mutex_concurrency_rs on toolchain 51000a35bc99aeffdc092bf2226ab562eedb9eff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hkwiseman/mutex_concurrency_rs
[INFO] finished tweaking git repo https://github.com/hkwiseman/mutex_concurrency_rs
[INFO] tweaked toml for git repo https://github.com/hkwiseman/mutex_concurrency_rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hkwiseman/mutex_concurrency_rs 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" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f87df1a78cadbc3a2ec9016fe09624bdcd9dc7b8cd3721428b219e0d8e989565
[INFO] running `Command { std: "docker" "start" "-a" "f87df1a78cadbc3a2ec9016fe09624bdcd9dc7b8cd3721428b219e0d8e989565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f87df1a78cadbc3a2ec9016fe09624bdcd9dc7b8cd3721428b219e0d8e989565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87df1a78cadbc3a2ec9016fe09624bdcd9dc7b8cd3721428b219e0d8e989565", kill_on_drop: false }`
[INFO] [stdout] f87df1a78cadbc3a2ec9016fe09624bdcd9dc7b8cd3721428b219e0d8e989565
[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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39fcad439415969d00f5fa5f26b03fd8aaff954e6ec14d25b1f607c49522609d
[INFO] running `Command { std: "docker" "start" "-a" "39fcad439415969d00f5fa5f26b03fd8aaff954e6ec14d25b1f607c49522609d", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/1043fb87d79af939f4abb4a085d5edea4d3661f25cb47b5b2f4856349eb99987/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "39fcad439415969d00f5fa5f26b03fd8aaff954e6ec14d25b1f607c49522609d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fcad439415969d00f5fa5f26b03fd8aaff954e6ec14d25b1f607c49522609d", kill_on_drop: false }`
[INFO] [stdout] 39fcad439415969d00f5fa5f26b03fd8aaff954e6ec14d25b1f607c49522609d