[INFO] fetching crate luthien 0.6.0...
[INFO] checking luthien-0.6.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate luthien 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate luthien 0.6.0 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luthien 0.6.0
[INFO] finished tweaking crates.io crate luthien 0.6.0
[INFO] tweaked toml for crates.io crate luthien 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate luthien 0.6.0 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/im/pl/impl-enum, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a52666a2ce989712a40ad1af8f7deeba29cc49248ed78a81a710c2ba13487aff
[INFO] running `Command { std: "docker" "start" "-a" "a52666a2ce989712a40ad1af8f7deeba29cc49248ed78a81a710c2ba13487aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52666a2ce989712a40ad1af8f7deeba29cc49248ed78a81a710c2ba13487aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52666a2ce989712a40ad1af8f7deeba29cc49248ed78a81a710c2ba13487aff", kill_on_drop: false }`
[INFO] [stdout] a52666a2ce989712a40ad1af8f7deeba29cc49248ed78a81a710c2ba13487aff
[INFO] checking luthien-0.6.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate luthien 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] checking luthien-0.6.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate luthien 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] checking luthien-0.6.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate luthien 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] checking luthien-0.6.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate luthien 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate luthien 0.6.0 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luthien 0.6.0
[INFO] finished tweaking crates.io crate luthien 0.6.0
[INFO] tweaked toml for crates.io crate luthien 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate luthien 0.6.0 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/im/pl/impl-enum, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86a0097735f6a5944601c21dd61f1f86d035b6f9a2e58eff72e40e77b0e0c5d6
[INFO] running `Command { std: "docker" "start" "-a" "86a0097735f6a5944601c21dd61f1f86d035b6f9a2e58eff72e40e77b0e0c5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86a0097735f6a5944601c21dd61f1f86d035b6f9a2e58eff72e40e77b0e0c5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a0097735f6a5944601c21dd61f1f86d035b6f9a2e58eff72e40e77b0e0c5d6", kill_on_drop: false }`
[INFO] [stdout] 86a0097735f6a5944601c21dd61f1f86d035b6f9a2e58eff72e40e77b0e0c5d6


command failed: exit status: 1

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/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/25d7b6f2b014bf31b7b282d7f6053cfe3973009ee6f69199719ce23373874772/merged/opt/rustwide/cargo-home: no space left on device: unknown