[INFO] fetching crate ibuf 0.3.1...
[INFO] checking ibuf-0.3.1 against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] extracting crate ibuf 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ibuf 0.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ibuf 0.3.1
[INFO] tweaked toml for crates.io crate ibuf 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ibuf 0.3.1 on toolchain 1383df06117fd218068d1f39fd5326256dd4a348
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ibuf 0.3.1 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: Insertion failed because database is full
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/6d877245d96bfcba025c4a8a338b01d20f43250e0054369bb655adc06938692c-init: no space left on device
[INFO] checking ibuf-0.3.1 against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] extracting crate ibuf 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] checking ibuf-0.3.1 against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] extracting crate ibuf 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] checking ibuf-0.3.1 against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] extracting crate ibuf 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] checking ibuf-0.3.1 against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] extracting crate ibuf 0.3.1 into /workspace/builds/worker-0-tc2/source


unable to download ibuf version 0.3.1

Caused by:
    0: failed to unpack `ibuf-0.3.1/Cargo.lock` into `/workspace/builds/worker-0-tc2/source/Cargo.lock`
    1: No space left on device (os error 28)