[INFO] fetching crate cargo-cuddle 0.2.0-w-0...
[INFO] checking cargo-cuddle-0.2.0-w-0 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate cargo-cuddle 0.2.0-w-0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cargo-cuddle 0.2.0-w-0 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-cuddle 0.2.0-w-0
[INFO] finished tweaking crates.io crate cargo-cuddle 0.2.0-w-0
[INFO] tweaked toml for crates.io crate cargo-cuddle 0.2.0-w-0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-cuddle 0.2.0-w-0 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f96f9186edc6ff450e21b6f0ab164c440467f7a44644636db394e574767a4f76
[INFO] running `Command { std: "docker" "start" "-a" "f96f9186edc6ff450e21b6f0ab164c440467f7a44644636db394e574767a4f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f96f9186edc6ff450e21b6f0ab164c440467f7a44644636db394e574767a4f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96f9186edc6ff450e21b6f0ab164c440467f7a44644636db394e574767a4f76", kill_on_drop: false }`
[INFO] [stdout] f96f9186edc6ff450e21b6f0ab164c440467f7a44644636db394e574767a4f76
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac3aa838b4235d3a6352e9aecd96d43cd4633c2e45766c2db4adc5b3351847e1
[INFO] running `Command { std: "docker" "start" "-a" "ac3aa838b4235d3a6352e9aecd96d43cd4633c2e45766c2db4adc5b3351847e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]    Compiling cargo-cuddle v0.2.0-w-0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr] error: failed to run custom build command for `cargo-cuddle v0.2.0-w-0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo-cuddle-f6a151f4170c911f/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ac3aa838b4235d3a6352e9aecd96d43cd4633c2e45766c2db4adc5b3351847e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac3aa838b4235d3a6352e9aecd96d43cd4633c2e45766c2db4adc5b3351847e1", kill_on_drop: false }`
[INFO] [stdout] ac3aa838b4235d3a6352e9aecd96d43cd4633c2e45766c2db4adc5b3351847e1
