[INFO] fetching crate mcuat 0.1.5...
[INFO] checking mcuat-0.1.5 against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] extracting crate mcuat 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] checking mcuat-0.1.5 against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] extracting crate mcuat 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] checking mcuat-0.1.5 against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] extracting crate mcuat 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] checking mcuat-0.1.5 against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] extracting crate mcuat 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mcuat 0.1.5 on toolchain 5e7498e6740d105521420ac0ab146e2c7a21596d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcuat 0.1.5
[INFO] finished tweaking crates.io crate mcuat 0.1.5
[INFO] tweaked toml for crates.io crate mcuat 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding faster-hex v0.9.0 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7525ba898b565254c0e32b644191d82977f96242966892f0e218292a96a097d1
[INFO] running `Command { std: "docker" "start" "-a" "7525ba898b565254c0e32b644191d82977f96242966892f0e218292a96a097d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7525ba898b565254c0e32b644191d82977f96242966892f0e218292a96a097d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7525ba898b565254c0e32b644191d82977f96242966892f0e218292a96a097d1", kill_on_drop: false }`
[INFO] [stdout] 7525ba898b565254c0e32b644191d82977f96242966892f0e218292a96a097d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c02235641f562b5702a7fe2921f7945d0a605aac831c4c59443cb149351f907b
[INFO] running `Command { std: "docker" "start" "-a" "c02235641f562b5702a7fe2921f7945d0a605aac831c4c59443cb149351f907b", 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/rustup-home" to rootfs at "/opt/rustwide/rustup-home": mkdir /var/lib/docker/overlay2/534f3bd4d3c61014bfa26b4ae146891d6eb20d2a453d2ca20b2c5ed9ed4bbe22/merged/opt/rustwide/rustup-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "c02235641f562b5702a7fe2921f7945d0a605aac831c4c59443cb149351f907b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02235641f562b5702a7fe2921f7945d0a605aac831c4c59443cb149351f907b", kill_on_drop: false }`
[INFO] [stdout] c02235641f562b5702a7fe2921f7945d0a605aac831c4c59443cb149351f907b