[INFO] fetching crate code-gen 0.5.0...
[INFO] checking code-gen-0.5.0 against master#18a029cfe8e761533634bda8fe8a14e30280a21b for pr-139646
[INFO] extracting crate code-gen 0.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate code-gen 0.5.0 on toolchain 18a029cfe8e761533634bda8fe8a14e30280a21b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate code-gen 0.5.0
[INFO] finished tweaking crates.io crate code-gen 0.5.0
[INFO] tweaked toml for crates.io crate code-gen 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f5d0b2774ae3b17a628b95b1cdf954e7a0c8bee264a8a004f74554654fff09c
[INFO] running `Command { std: "docker" "start" "-a" "9f5d0b2774ae3b17a628b95b1cdf954e7a0c8bee264a8a004f74554654fff09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f5d0b2774ae3b17a628b95b1cdf954e7a0c8bee264a8a004f74554654fff09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5d0b2774ae3b17a628b95b1cdf954e7a0c8bee264a8a004f74554654fff09c", kill_on_drop: false }`
[INFO] [stdout] 9f5d0b2774ae3b17a628b95b1cdf954e7a0c8bee264a8a004f74554654fff09c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff2ddf9d7497b7ec124ad7a8f558e793f9b26cf3e561f15ce9b2d4864f8e2ecf
[INFO] running `Command { std: "docker" "start" "-a" "ff2ddf9d7497b7ec124ad7a8f558e793f9b26cf3e561f15ce9b2d4864f8e2ecf", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/e47b417db11196b04cff2c14eacbc434f6ca87ef55468ef5dcd1413ed542fde4/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "ff2ddf9d7497b7ec124ad7a8f558e793f9b26cf3e561f15ce9b2d4864f8e2ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2ddf9d7497b7ec124ad7a8f558e793f9b26cf3e561f15ce9b2d4864f8e2ecf", kill_on_drop: false }`
[INFO] [stdout] ff2ddf9d7497b7ec124ad7a8f558e793f9b26cf3e561f15ce9b2d4864f8e2ecf