[INFO] fetching crate bolero-generator 0.5.1...
[INFO] checking bolero-generator-0.5.1 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate bolero-generator 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bolero-generator 0.5.1 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bolero-generator 0.5.1
[INFO] finished tweaking crates.io crate bolero-generator 0.5.1
[INFO] tweaked toml for crates.io crate bolero-generator 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e238d6320a38b01470ff6f1135bd9fc8e9cb1a634b30f201519070f9e95fa0c8
[INFO] running `"docker" "start" "-a" "e238d6320a38b01470ff6f1135bd9fc8e9cb1a634b30f201519070f9e95fa0c8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking bolero-generator v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected `,`
[INFO] [stderr]   --> tests/derive_test.rs:14:33
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct NewType(#[generator(4..10)] u64);
[INFO] [stderr]    |                                 ^^
[INFO] [stderr] 
[INFO] [stderr] error: expected `,`
[INFO] [stderr]   --> tests/derive_test.rs:21:27
[INFO] [stderr]    |
[INFO] [stderr] 21 |     #[generator(Vec::gen().with().len(1usize..5))]
[INFO] [stderr]    |                           ^
[INFO] [stderr] 
[INFO] [stderr] error: expected `,`
[INFO] [stderr]   --> tests/derive_test.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |         #[generator(1..3)]
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 
[INFO] [stderr] error: expected `,`
[INFO] [stderr]   --> tests/derive_test.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |         #[generator(usize::gen().with().bounds(4..6))]
[INFO] [stderr]    |                                 ^
[INFO] [stderr] 
[INFO] [stderr] error: expected `,`
[INFO] [stderr]   --> tests/derive_test.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 |     CustomGenerator(#[generator(42..53)] usize),
[INFO] [stderr]    |                                   ^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `bolero-generator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e238d6320a38b01470ff6f1135bd9fc8e9cb1a634b30f201519070f9e95fa0c8"`
[INFO] running `"docker" "rm" "-f" "e238d6320a38b01470ff6f1135bd9fc8e9cb1a634b30f201519070f9e95fa0c8"`
[INFO] [stdout] e238d6320a38b01470ff6f1135bd9fc8e9cb1a634b30f201519070f9e95fa0c8