[INFO] fetching crate mua 0.1.0...
[INFO] checking mua-0.1.0 against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499
[INFO] extracting crate mua 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mua 0.1.0 on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mua 0.1.0
[INFO] finished tweaking crates.io crate mua 0.1.0
[INFO] tweaked toml for crates.io crate mua 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mua 0.1.0 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" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d77d444cbc44630859b0d9b2ec8ba24e7dda2cb656549d9f0d73c14285fa37ed
[INFO] running `Command { std: "docker" "start" "-a" "d77d444cbc44630859b0d9b2ec8ba24e7dda2cb656549d9f0d73c14285fa37ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d77d444cbc44630859b0d9b2ec8ba24e7dda2cb656549d9f0d73c14285fa37ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77d444cbc44630859b0d9b2ec8ba24e7dda2cb656549d9f0d73c14285fa37ed", kill_on_drop: false }`
[INFO] [stdout] d77d444cbc44630859b0d9b2ec8ba24e7dda2cb656549d9f0d73c14285fa37ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e709360245cb3e100fd709641e2c57863bd3cac66ecd1849c93ffbf27d47d152
[INFO] running `Command { std: "docker" "start" "-a" "e709360245cb3e100fd709641e2c57863bd3cac66ecd1849c93ffbf27d47d152", 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/builds/worker-2-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/0692826b15f9296f375b878ef91a023b742d7e1db9794d51e638037066f535c7/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "e709360245cb3e100fd709641e2c57863bd3cac66ecd1849c93ffbf27d47d152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e709360245cb3e100fd709641e2c57863bd3cac66ecd1849c93ffbf27d47d152", kill_on_drop: false }`
[INFO] [stdout] e709360245cb3e100fd709641e2c57863bd3cac66ecd1849c93ffbf27d47d152