[INFO] fetching crate worker-pool 0.2.1...
[INFO] testing worker-pool-0.2.1 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate worker-pool 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate worker-pool 0.2.1
[INFO] finished tweaking crates.io crate worker-pool 0.2.1
[INFO] tweaked toml for crates.io crate worker-pool 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate worker-pool 0.2.1 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4773e65b9208af404c63cf1830cc82575ad5a54d4c4e4ab3f38655097f351390
[INFO] running `Command { std: "docker" "start" "-a" "4773e65b9208af404c63cf1830cc82575ad5a54d4c4e4ab3f38655097f351390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4773e65b9208af404c63cf1830cc82575ad5a54d4c4e4ab3f38655097f351390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4773e65b9208af404c63cf1830cc82575ad5a54d4c4e4ab3f38655097f351390", kill_on_drop: false }`
[INFO] [stdout] 4773e65b9208af404c63cf1830cc82575ad5a54d4c4e4ab3f38655097f351390
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4df3520ba7a6576ba14c4be1dd15368f2a5bd945e7a0bb8417f0d382a0b09b30
[INFO] running `Command { std: "docker" "start" "-a" "4df3520ba7a6576ba14c4be1dd15368f2a5bd945e7a0bb8417f0d382a0b09b30", kill_on_drop: false }`
[INFO] [stderr]    Compiling worker-pool v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaUO3kA1/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `worker-pool` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4df3520ba7a6576ba14c4be1dd15368f2a5bd945e7a0bb8417f0d382a0b09b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df3520ba7a6576ba14c4be1dd15368f2a5bd945e7a0bb8417f0d382a0b09b30", kill_on_drop: false }`
[INFO] [stdout] 4df3520ba7a6576ba14c4be1dd15368f2a5bd945e7a0bb8417f0d382a0b09b30