[INFO] cloning repository https://github.com/k-kuroguro/rust-electric-potential-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-kuroguro/rust-electric-potential-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-kuroguro%2Frust-electric-potential-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-kuroguro%2Frust-electric-potential-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aede581115b9185361d8ae28f04140cddd6526a2
[INFO] checking k-kuroguro/rust-electric-potential-solver against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-kuroguro%2Frust-electric-potential-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k-kuroguro/rust-electric-potential-solver on toolchain d534db0721b23cf977073bf4cd306dbf501e6b4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k-kuroguro/rust-electric-potential-solver
[INFO] finished tweaking git repo https://github.com/k-kuroguro/rust-electric-potential-solver
[INFO] tweaked toml for git repo https://github.com/k-kuroguro/rust-electric-potential-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/k-kuroguro/rust-electric-potential-solver 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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d510c34bc45505f2a7d62aafca6794f335606bf59b607b7977ccf251fe9c171
[INFO] running `Command { std: "docker" "start" "-a" "0d510c34bc45505f2a7d62aafca6794f335606bf59b607b7977ccf251fe9c171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d510c34bc45505f2a7d62aafca6794f335606bf59b607b7977ccf251fe9c171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d510c34bc45505f2a7d62aafca6794f335606bf59b607b7977ccf251fe9c171", kill_on_drop: false }`
[INFO] [stdout] 0d510c34bc45505f2a7d62aafca6794f335606bf59b607b7977ccf251fe9c171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f811105f0c6ce429c2b5763ece0f75545917a9478ded40bc4cbbf6ca844fa1
[INFO] running `Command { std: "docker" "start" "-a" "03f811105f0c6ce429c2b5763ece0f75545917a9478ded40bc4cbbf6ca844fa1", 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/builds/worker-4-tc2/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/a077b7c2383e40acddc73dfc607cb74fc199b25328c17f001b00030a43f44773/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "03f811105f0c6ce429c2b5763ece0f75545917a9478ded40bc4cbbf6ca844fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f811105f0c6ce429c2b5763ece0f75545917a9478ded40bc4cbbf6ca844fa1", kill_on_drop: false }`
[INFO] [stdout] 03f811105f0c6ce429c2b5763ece0f75545917a9478ded40bc4cbbf6ca844fa1