[INFO] fetching crate serial2 0.2.28...
[INFO] checking serial2-0.2.28 against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176
[INFO] extracting crate serial2 0.2.28 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate serial2 0.2.28 on toolchain 03eb45452305f2d52348279d0caa5fc1f12c438d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serial2 0.2.28
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serial2 0.2.28
[INFO] tweaked toml for crates.io crate serial2 0.2.28 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate serial2 0.2.28 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" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert2-macros v0.3.11
[INFO] [stderr]   Downloaded assert2 v0.3.11
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 063f466f4e8c9a66f88466a077c2db84982397347f15bcda80b19e0b02c5ecdf
[INFO] running `Command { std: "docker" "start" "-a" "063f466f4e8c9a66f88466a077c2db84982397347f15bcda80b19e0b02c5ecdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "063f466f4e8c9a66f88466a077c2db84982397347f15bcda80b19e0b02c5ecdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063f466f4e8c9a66f88466a077c2db84982397347f15bcda80b19e0b02c5ecdf", kill_on_drop: false }`
[INFO] [stdout] 063f466f4e8c9a66f88466a077c2db84982397347f15bcda80b19e0b02c5ecdf
[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_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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eec92d7be23086f0a46c21f67155f00893ce75cf6ac93a4aa93bb50025c041dc
[INFO] running `Command { std: "docker" "start" "-a" "eec92d7be23086f0a46c21f67155f00893ce75cf6ac93a4aa93bb50025c041dc", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/serial2-ae12a6ea1d62dbe6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "eec92d7be23086f0a46c21f67155f00893ce75cf6ac93a4aa93bb50025c041dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec92d7be23086f0a46c21f67155f00893ce75cf6ac93a4aa93bb50025c041dc", kill_on_drop: false }`
[INFO] [stdout] eec92d7be23086f0a46c21f67155f00893ce75cf6ac93a4aa93bb50025c041dc