[INFO] fetching crate dns-forward-over-tcp 0.2.1...
[INFO] checking dns-forward-over-tcp-0.2.1 against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] extracting crate dns-forward-over-tcp 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate dns-forward-over-tcp 0.2.1
[INFO] finished tweaking crates.io crate dns-forward-over-tcp 0.2.1
[INFO] tweaked toml for crates.io crate dns-forward-over-tcp 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dns-forward-over-tcp 0.2.1 on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dns-forward-over-tcp 0.2.1 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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v2.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82cbec8b99a9223b01ace0e8b77f23eeba2c5af3fba3337789fd03a20b5f6d73
[INFO] running `Command { std: "docker" "start" "-a" "82cbec8b99a9223b01ace0e8b77f23eeba2c5af3fba3337789fd03a20b5f6d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82cbec8b99a9223b01ace0e8b77f23eeba2c5af3fba3337789fd03a20b5f6d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cbec8b99a9223b01ace0e8b77f23eeba2c5af3fba3337789fd03a20b5f6d73", kill_on_drop: false }`
[INFO] [stdout] 82cbec8b99a9223b01ace0e8b77f23eeba2c5af3fba3337789fd03a20b5f6d73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f774d527b7aa32f090a40497ff8df35b7742d31d516d363e92aae5d8263c783
[INFO] running `Command { std: "docker" "start" "-a" "0f774d527b7aa32f090a40497ff8df35b7742d31d516d363e92aae5d8263c783", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/dns-forward-over-tcp-429ca3114a860280`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "0f774d527b7aa32f090a40497ff8df35b7742d31d516d363e92aae5d8263c783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f774d527b7aa32f090a40497ff8df35b7742d31d516d363e92aae5d8263c783", kill_on_drop: false }`
[INFO] [stdout] 0f774d527b7aa32f090a40497ff8df35b7742d31d516d363e92aae5d8263c783