[INFO] fetching crate colorgen-nvim 0.3.0...
[INFO] checking colorgen-nvim-0.3.0 against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896
[INFO] extracting crate colorgen-nvim 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate colorgen-nvim 0.3.0
[INFO] finished tweaking crates.io crate colorgen-nvim 0.3.0
[INFO] tweaked toml for crates.io crate colorgen-nvim 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate colorgen-nvim 0.3.0 on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate colorgen-nvim 0.3.0 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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d86e6797d8c7bb828f42809a6a247f533cd815c91025e9e17c09687d6d9f5f5
[INFO] running `Command { std: "docker" "start" "-a" "0d86e6797d8c7bb828f42809a6a247f533cd815c91025e9e17c09687d6d9f5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d86e6797d8c7bb828f42809a6a247f533cd815c91025e9e17c09687d6d9f5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d86e6797d8c7bb828f42809a6a247f533cd815c91025e9e17c09687d6d9f5f5", kill_on_drop: false }`
[INFO] [stdout] 0d86e6797d8c7bb828f42809a6a247f533cd815c91025e9e17c09687d6d9f5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ff6a891e330db64d141d81eba8d74867084cfaf77e68a2078a747e18b050033
[INFO] running `Command { std: "docker" "start" "-a" "2ff6a891e330db64d141d81eba8d74867084cfaf77e68a2078a747e18b050033", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "2ff6a891e330db64d141d81eba8d74867084cfaf77e68a2078a747e18b050033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff6a891e330db64d141d81eba8d74867084cfaf77e68a2078a747e18b050033", kill_on_drop: false }`
[INFO] [stdout] 2ff6a891e330db64d141d81eba8d74867084cfaf77e68a2078a747e18b050033