[INFO] fetching crate kermit 0.0.2...
[INFO] checking kermit-0.0.2 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate kermit 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kermit 0.0.2 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kermit 0.0.2
[INFO] finished tweaking crates.io crate kermit 0.0.2
[INFO] tweaked toml for crates.io crate kermit 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate kermit 0.0.2 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "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/ke/rm/kermit-algos, error: No space left on device (os error 28)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kermit-kvs v0.0.1
[INFO] [stderr]   Downloaded kermit-algos v0.0.2
[INFO] [stderr]   Downloaded kermit-iters v0.0.1
[INFO] [stderr]   Downloaded kermit-ds v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c39b169c97457a75053f3673b8eb3f22c1ee28bd28c396b1e50be693f20d22ae
[INFO] running `Command { std: "docker" "start" "-a" "c39b169c97457a75053f3673b8eb3f22c1ee28bd28c396b1e50be693f20d22ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39b169c97457a75053f3673b8eb3f22c1ee28bd28c396b1e50be693f20d22ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39b169c97457a75053f3673b8eb3f22c1ee28bd28c396b1e50be693f20d22ae", kill_on_drop: false }`
[INFO] [stdout] c39b169c97457a75053f3673b8eb3f22c1ee28bd28c396b1e50be693f20d22ae


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": create mountpoint for /opt/rustwide/cargo-home mount: mkdirat /var/lib/docker/overlay2/16da598badb8070598bce0d0b36f0701ae3cef04b5d98c75cb288b558283d23a/merged/opt/rustwide/cargo-home: no space left on device: unknown