[INFO] cloning repository https://github.com/davepacheco/rust-issue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davepacheco/rust-issue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavepacheco%2Frust-issue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavepacheco%2Frust-issue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6916795d08c993316b66df360e9199ba1e5393a
[INFO] checking davepacheco/rust-issue against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavepacheco%2Frust-issue" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/davepacheco/rust-issue
[INFO] finished tweaking git repo https://github.com/davepacheco/rust-issue
[INFO] tweaked toml for git repo https://github.com/davepacheco/rust-issue written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/davepacheco/rust-issue on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/davepacheco/rust-issue 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b1b79aa7d4ab20a06246fc581e22ce3aaf963ac2e929ff9cbee48559d1cbc19
[INFO] running `Command { std: "docker" "start" "-a" "0b1b79aa7d4ab20a06246fc581e22ce3aaf963ac2e929ff9cbee48559d1cbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1b79aa7d4ab20a06246fc581e22ce3aaf963ac2e929ff9cbee48559d1cbc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1b79aa7d4ab20a06246fc581e22ce3aaf963ac2e929ff9cbee48559d1cbc19", kill_on_drop: false }`
[INFO] [stdout] 0b1b79aa7d4ab20a06246fc581e22ce3aaf963ac2e929ff9cbee48559d1cbc19
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d262c768f97ca8dce0f9bb4a690dbdd1e456e37e1f91f2a93877a0a07b83ce5f
[INFO] running `Command { std: "docker" "start" "-a" "d262c768f97ca8dce0f9bb4a690dbdd1e456e37e1f91f2a93877a0a07b83ce5f", 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": create mountpoint for /opt/rustwide/rustup-home mount: mkdirat /var/lib/docker/overlay2/3939c594b9981bc75948764347130ae41a95e48285e8cac3f6e54c27d5572ba9/merged/opt/rustwide/rustup-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "d262c768f97ca8dce0f9bb4a690dbdd1e456e37e1f91f2a93877a0a07b83ce5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d262c768f97ca8dce0f9bb4a690dbdd1e456e37e1f91f2a93877a0a07b83ce5f", kill_on_drop: false }`
[INFO] [stdout] d262c768f97ca8dce0f9bb4a690dbdd1e456e37e1f91f2a93877a0a07b83ce5f