[INFO] fetching crate neuron-rs 0.0.3...
[INFO] testing neuron-rs-0.0.3 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate neuron-rs 0.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate neuron-rs 0.0.3
[INFO] finished tweaking crates.io crate neuron-rs 0.0.3
[INFO] tweaked toml for crates.io crate neuron-rs 0.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate neuron-rs 0.0.3 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2d9e7312e8eecf20cbcb3fb01bfec8ec04e1068413e0ff3f700dfe0d42a1d7c
[INFO] running `Command { std: "docker" "start" "-a" "a2d9e7312e8eecf20cbcb3fb01bfec8ec04e1068413e0ff3f700dfe0d42a1d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2d9e7312e8eecf20cbcb3fb01bfec8ec04e1068413e0ff3f700dfe0d42a1d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d9e7312e8eecf20cbcb3fb01bfec8ec04e1068413e0ff3f700dfe0d42a1d7c", kill_on_drop: false }`
[INFO] [stdout] a2d9e7312e8eecf20cbcb3fb01bfec8ec04e1068413e0ff3f700dfe0d42a1d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e424d749115592ae03d229dba49bdd77bee372bb9065af9cd01c98aec76c85
[INFO] running `Command { std: "docker" "start" "-a" "81e424d749115592ae03d229dba49bdd77bee372bb9065af9cd01c98aec76c85", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/neuron-rs-940fa709ee4e113a`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "81e424d749115592ae03d229dba49bdd77bee372bb9065af9cd01c98aec76c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e424d749115592ae03d229dba49bdd77bee372bb9065af9cd01c98aec76c85", kill_on_drop: false }`
[INFO] [stdout] 81e424d749115592ae03d229dba49bdd77bee372bb9065af9cd01c98aec76c85