[INFO] fetching crate jprett 0.1.0...
[INFO] checking jprett-0.1.0 against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] extracting crate jprett 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate jprett 0.1.0
[INFO] finished tweaking crates.io crate jprett 0.1.0
[INFO] tweaked toml for crates.io crate jprett 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jprett 0.1.0 on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jprett 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1557b19c7dd455abfd17029a232c8576fab581af15a0c4f9f719e3117cb01e9d
[INFO] running `Command { std: "docker" "start" "-a" "1557b19c7dd455abfd17029a232c8576fab581af15a0c4f9f719e3117cb01e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1557b19c7dd455abfd17029a232c8576fab581af15a0c4f9f719e3117cb01e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1557b19c7dd455abfd17029a232c8576fab581af15a0c4f9f719e3117cb01e9d", kill_on_drop: false }`
[INFO] [stdout] 1557b19c7dd455abfd17029a232c8576fab581af15a0c4f9f719e3117cb01e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c27264361c0f8e0e76e67a75841c90e1f53e8a304ff74c415694249ad8cf89e4
[INFO] running `Command { std: "docker" "start" "-a" "c27264361c0f8e0e76e67a75841c90e1f53e8a304ff74c415694249ad8cf89e4", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/42f053c76d12ae4243d558973dc24aab0c691f63ad8af647e6b70db1dc42e73a/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "c27264361c0f8e0e76e67a75841c90e1f53e8a304ff74c415694249ad8cf89e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27264361c0f8e0e76e67a75841c90e1f53e8a304ff74c415694249ad8cf89e4", kill_on_drop: false }`
[INFO] [stdout] c27264361c0f8e0e76e67a75841c90e1f53e8a304ff74c415694249ad8cf89e4