[INFO] fetching crate block_pool 0.1.2...
[INFO] checking block_pool-0.1.2 against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] extracting crate block_pool 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate block_pool 0.1.2 on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block_pool 0.1.2
[INFO] finished tweaking crates.io crate block_pool 0.1.2
[INFO] tweaked toml for crates.io crate block_pool 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "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" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3fa4220e67ce90d806dc3678af83bf749bd7693a52a1e4fdfadd638e2899812
[INFO] running `Command { std: "docker" "start" "-a" "b3fa4220e67ce90d806dc3678af83bf749bd7693a52a1e4fdfadd638e2899812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3fa4220e67ce90d806dc3678af83bf749bd7693a52a1e4fdfadd638e2899812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3fa4220e67ce90d806dc3678af83bf749bd7693a52a1e4fdfadd638e2899812", kill_on_drop: false }`
[INFO] [stdout] b3fa4220e67ce90d806dc3678af83bf749bd7693a52a1e4fdfadd638e2899812
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ef2d59f80e5b162bf1c5931e695d14f6f60554dd7335b05fd7c26ec72bbf03
[INFO] running `Command { std: "docker" "start" "-a" "a1ef2d59f80e5b162bf1c5931e695d14f6f60554dd7335b05fd7c26ec72bbf03", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/345da6ac92ba8591dc2455d22f7691c931031c6fb2365a9f88ba2957fa020095/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "a1ef2d59f80e5b162bf1c5931e695d14f6f60554dd7335b05fd7c26ec72bbf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ef2d59f80e5b162bf1c5931e695d14f6f60554dd7335b05fd7c26ec72bbf03", kill_on_drop: false }`
[INFO] [stdout] a1ef2d59f80e5b162bf1c5931e695d14f6f60554dd7335b05fd7c26ec72bbf03