[INFO] fetching crate pi_slotmap_tree 0.4.1...
[INFO] checking pi_slotmap_tree-0.4.1 against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] extracting crate pi_slotmap_tree 0.4.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate pi_slotmap_tree 0.4.1
[INFO] finished tweaking crates.io crate pi_slotmap_tree 0.4.1
[INFO] tweaked toml for crates.io crate pi_slotmap_tree 0.4.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_slotmap_tree 0.4.1 on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_slotmap_tree 0.4.1 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" "+4b596bbd847672da87763b76171687d3544863c2" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0260607712f77e7a012877b64ced195afbb4465945a7804ade7144c17455e83
[INFO] running `Command { std: "docker" "start" "-a" "f0260607712f77e7a012877b64ced195afbb4465945a7804ade7144c17455e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0260607712f77e7a012877b64ced195afbb4465945a7804ade7144c17455e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0260607712f77e7a012877b64ced195afbb4465945a7804ade7144c17455e83", kill_on_drop: false }`
[INFO] [stdout] f0260607712f77e7a012877b64ced195afbb4465945a7804ade7144c17455e83


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/bf1ab6031fd5c2149f4c73f8c08fea010c7350373e6ffef93153693bacdbe0de/merged/opt/rustwide/cargo-home: no space left on device: unknown