[INFO] fetching crate rusty-format 0.1.4...
[INFO] checking rusty-format-0.1.4 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rusty-format 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rusty-format 0.1.4 on toolchain d534db0721b23cf977073bf4cd306dbf501e6b4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-format 0.1.4
[INFO] finished tweaking crates.io crate rusty-format 0.1.4
[INFO] tweaked toml for crates.io crate rusty-format 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate rusty-format 0.1.4 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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/d4b652b634f57595ccbed9c11437e368fdf963990e28560ca912a005668e3dd0-init/diff: no space left on device
[INFO] checking rusty-format-0.1.4 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rusty-format 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rusty-format 0.1.4 on toolchain d534db0721b23cf977073bf4cd306dbf501e6b4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-format 0.1.4
[INFO] finished tweaking crates.io crate rusty-format 0.1.4
[INFO] tweaked toml for crates.io crate rusty-format 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate rusty-format 0.1.4 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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a6318bab6f5c63eda69c45248a067464f07b77a802d9a20d0941b25b21e2cc
[INFO] running `Command { std: "docker" "start" "-a" "a8a6318bab6f5c63eda69c45248a067464f07b77a802d9a20d0941b25b21e2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a6318bab6f5c63eda69c45248a067464f07b77a802d9a20d0941b25b21e2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a6318bab6f5c63eda69c45248a067464f07b77a802d9a20d0941b25b21e2cc", kill_on_drop: false }`
[INFO] [stdout] a8a6318bab6f5c63eda69c45248a067464f07b77a802d9a20d0941b25b21e2cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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" "+d534db0721b23cf977073bf4cd306dbf501e6b4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 232884a55504c33671b7890321cfe46a703cdb40281a2847bde7a2785c497254
[INFO] running `Command { std: "docker" "start" "-a" "232884a55504c33671b7890321cfe46a703cdb40281a2847bde7a2785c497254", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty-format v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `http_only`
[INFO] [stdout]   --> src/cookie.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |         if let Some(http_only) = http_only {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_only`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `http_only`
[INFO] [stdout]   --> src/cookie.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |         if let Some(http_only) = http_only {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_only`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/rusty_format-2886896b90e95244.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/rusty-format-2886896b90e95244/dep-lib-rusty_format`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "232884a55504c33671b7890321cfe46a703cdb40281a2847bde7a2785c497254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232884a55504c33671b7890321cfe46a703cdb40281a2847bde7a2785c497254", kill_on_drop: false }`
[INFO] [stdout] 232884a55504c33671b7890321cfe46a703cdb40281a2847bde7a2785c497254