[INFO] fetching crate rom_cache 0.1.1...
[INFO] building rom_cache-0.1.1 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate rom_cache 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rom_cache 0.1.1 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rom_cache 0.1.1
[INFO] finished tweaking crates.io crate rom_cache 0.1.1
[INFO] tweaked toml for crates.io crate rom_cache 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate rom_cache 0.1.1 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eeef9be00cecaa7afff4dbfe66b762d824d3410db1f12e9d9a4b25c50aa8d55
[INFO] running `Command { std: "docker" "start" "-a" "4eeef9be00cecaa7afff4dbfe66b762d824d3410db1f12e9d9a4b25c50aa8d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eeef9be00cecaa7afff4dbfe66b762d824d3410db1f12e9d9a4b25c50aa8d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eeef9be00cecaa7afff4dbfe66b762d824d3410db1f12e9d9a4b25c50aa8d55", kill_on_drop: false }`
[INFO] [stdout] 4eeef9be00cecaa7afff4dbfe66b762d824d3410db1f12e9d9a4b25c50aa8d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5900d1c2ce4387db3596f74c9cbd526f32200f46936f9715616db71debd8da01
[INFO] running `Command { std: "docker" "start" "-a" "5900d1c2ce4387db3596f74c9cbd526f32200f46936f9715616db71debd8da01", 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/overlay2/67d992d041e3a4d2e49f971ad4d4c992d345625163c898971d5f5a3212ac9c0e/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "5900d1c2ce4387db3596f74c9cbd526f32200f46936f9715616db71debd8da01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5900d1c2ce4387db3596f74c9cbd526f32200f46936f9715616db71debd8da01", kill_on_drop: false }`
[INFO] [stdout] 5900d1c2ce4387db3596f74c9cbd526f32200f46936f9715616db71debd8da01