[INFO] cloning repository https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokeshjoshi053%2FA-Proof-of-Work-In-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokeshjoshi053%2FA-Proof-of-Work-In-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d536d5b8e7b1325983072e7d2cb703b9edd815c
[INFO] checking lokeshjoshi053/A-Proof-of-Work-In-Rust against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokeshjoshi053%2FA-Proof-of-Work-In-Rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust
[INFO] finished tweaking git repo https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust
[INFO] tweaked toml for git repo https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lokeshjoshi053/A-Proof-of-Work-In-Rust 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded castaway v0.1.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.68
[INFO] [stderr]   Downloaded serial_test v0.7.0
[INFO] [stderr]   Downloaded serial_test_derive v0.7.0
[INFO] [stderr]   Downloaded actix-http v3.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87237f7aec6f93be304aa6b1f0b333493a5054bb8fe1693b51293ca0f8a1e612
[INFO] running `Command { std: "docker" "start" "-a" "87237f7aec6f93be304aa6b1f0b333493a5054bb8fe1693b51293ca0f8a1e612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87237f7aec6f93be304aa6b1f0b333493a5054bb8fe1693b51293ca0f8a1e612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87237f7aec6f93be304aa6b1f0b333493a5054bb8fe1693b51293ca0f8a1e612", kill_on_drop: false }`
[INFO] [stdout] 87237f7aec6f93be304aa6b1f0b333493a5054bb8fe1693b51293ca0f8a1e612


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/builds/worker-1-tc1/target" to rootfs at "/opt/rustwide/target": create mountpoint for /opt/rustwide/target mount: mkdirat /var/lib/docker/overlay2/ca394f50946c5d271046803c830f9211b267cba5442a6842a601f164fd3bff79/merged/opt/rustwide/target: no space left on device: unknown