[INFO] fetching crate io-uring-opcode 0.2.0-pre3...
[INFO] checking io-uring-opcode-0.2.0-pre3 against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] extracting crate io-uring-opcode 0.2.0-pre3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate io-uring-opcode 0.2.0-pre3
[INFO] finished tweaking crates.io crate io-uring-opcode 0.2.0-pre3
[INFO] tweaked toml for crates.io crate io-uring-opcode 0.2.0-pre3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-uring-opcode 0.2.0-pre3 on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate io-uring-opcode 0.2.0-pre3 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-uring-owner v0.2.0-pre1
[INFO] [stderr]   Downloaded ysockaddr v0.2.0
[INFO] [stderr]   Downloaded io-uring v0.7.4
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35f2c1cb7b915307ee93d8e090236c94ed74283817a18e6f38e51426d730e4d9
[INFO] running `Command { std: "docker" "start" "-a" "35f2c1cb7b915307ee93d8e090236c94ed74283817a18e6f38e51426d730e4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35f2c1cb7b915307ee93d8e090236c94ed74283817a18e6f38e51426d730e4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f2c1cb7b915307ee93d8e090236c94ed74283817a18e6f38e51426d730e4d9", kill_on_drop: false }`
[INFO] [stdout] 35f2c1cb7b915307ee93d8e090236c94ed74283817a18e6f38e51426d730e4d9
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b0d8b16581138c0b2ab0f09a7e5e9728d63d93d6a0aec5c1cf6905a78a7f064
[INFO] running `Command { std: "docker" "start" "-a" "8b0d8b16581138c0b2ab0f09a7e5e9728d63d93d6a0aec5c1cf6905a78a7f064", 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": create mountpoint for /opt/rustwide/cargo-home mount: mkdirat /var/lib/docker/overlay2/f1d942435a0ca2edc2ceaa16228654975c4b7661443a8887a06d2f4b4c86eb65/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "8b0d8b16581138c0b2ab0f09a7e5e9728d63d93d6a0aec5c1cf6905a78a7f064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0d8b16581138c0b2ab0f09a7e5e9728d63d93d6a0aec5c1cf6905a78a7f064", kill_on_drop: false }`
[INFO] [stdout] 8b0d8b16581138c0b2ab0f09a7e5e9728d63d93d6a0aec5c1cf6905a78a7f064