[INFO] fetching crate aikit 0.0.2...
[INFO] checking aikit-0.0.2 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] extracting crate aikit 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate aikit 0.0.2 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aikit 0.0.2
[INFO] finished tweaking crates.io crate aikit 0.0.2
[INFO] tweaked toml for crates.io crate aikit 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate aikit 0.0.2 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ac617dd59e0d839e4006aac10bc8e3bb8d08133fc84e5754d3297441b237def
[INFO] running `Command { std: "docker" "start" "-a" "7ac617dd59e0d839e4006aac10bc8e3bb8d08133fc84e5754d3297441b237def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac617dd59e0d839e4006aac10bc8e3bb8d08133fc84e5754d3297441b237def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac617dd59e0d839e4006aac10bc8e3bb8d08133fc84e5754d3297441b237def", kill_on_drop: false }`
[INFO] [stdout] 7ac617dd59e0d839e4006aac10bc8e3bb8d08133fc84e5754d3297441b237def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c8b32481d76ccbb3a9090abef9e3a28a2a4d0579047e9ada044c9abf383f495
[INFO] running `Command { std: "docker" "start" "-a" "3c8b32481d76ccbb3a9090abef9e3a28a2a4d0579047e9ada044c9abf383f495", 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-6-tc2/target" to rootfs at "/opt/rustwide/target": create mountpoint for /opt/rustwide/target mount: mkdirat /var/lib/docker/overlay2/b87f813ab04acee889d6feb1f6045bafff22e9ee50b11efe671ddd348be714c0/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "3c8b32481d76ccbb3a9090abef9e3a28a2a4d0579047e9ada044c9abf383f495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8b32481d76ccbb3a9090abef9e3a28a2a4d0579047e9ada044c9abf383f495", kill_on_drop: false }`
[INFO] [stdout] 3c8b32481d76ccbb3a9090abef9e3a28a2a4d0579047e9ada044c9abf383f495