[INFO] fetching crate io-uring-epoll 0.2.0-pre1...
[INFO] testing io-uring-epoll-0.2.0-pre1 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate io-uring-epoll 0.2.0-pre1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate io-uring-epoll 0.2.0-pre1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate io-uring-epoll 0.2.0-pre1
[INFO] tweaked toml for crates.io crate io-uring-epoll 0.2.0-pre1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-uring-epoll 0.2.0-pre1 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate io-uring-epoll 0.2.0-pre1 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded no-std-compat v0.2.0
[INFO] [stderr]   Downloaded slabbable-impl-selector v0.1.0
[INFO] [stderr]   Downloaded io-uring-fd v0.2.0-pre1
[INFO] [stderr]   Downloaded io-uring-opcode v0.2.0-pre1
[INFO] [stderr]   Downloaded io-uring-owner v0.2.0-pre1
[INFO] [stderr]   Downloaded slabbable-stablevec v0.1.0
[INFO] [stderr]   Downloaded capacity v0.1.2
[INFO] [stderr]   Downloaded slabbable-hash v0.1.0
[INFO] [stderr]   Downloaded slabbable-slab v0.1.0
[INFO] [stderr]   Downloaded stable-vec v0.4.1
[INFO] [stderr]   Downloaded foldhash v0.1.4
[INFO] [stderr]   Downloaded io-uring v0.7.4
[INFO] [stderr]   Downloaded slabbable v0.1.0
[INFO] [stderr]   Downloaded io-uring-bearer v0.2.0-pre1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0
[INFO] running `Command { std: "docker" "start" "-a" "9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0", kill_on_drop: false }`
[INFO] [stdout] 9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0


command failed: exit status: 1

Error response from daemon: write /var/lib/docker/containers/9b23874469864a95ad8603d72f4dea0ee6d580bfa5586c5070a433d83ba7e5d0/hosts: no space left on device