Dec 18 17:41:02.948 INFO checking cfg-0.3.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:41:02.949 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/cfg/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:41:03.533 INFO [stdout] d710ae302331503687f8171c5b3ee5e3bd8d0b0a5471fa7095e9e74f1f828122
Dec 18 17:41:03.538 INFO running `"docker" "start" "-a" "d710ae302331503687f8171c5b3ee5e3bd8d0b0a5471fa7095e9e74f1f828122"`
Dec 18 17:41:05.428 INFO [stderr]     Checking bit-matrix v0.2.0
Dec 18 17:41:06.032 INFO [stderr]     Checking cfg v0.3.0 (/opt/crater/workdir)
Dec 18 17:41:07.372 INFO [stderr] warning: type alias is never used: `LhsWithHistory`
Dec 18 17:41:07.372 INFO [stderr]    --> src/binarized.rs:389:1
Dec 18 17:41:07.372 INFO [stderr]     |
Dec 18 17:41:07.372 INFO [stderr] 389 | pub type LhsWithHistory<'a, H> = (usize, &'a Option<H>);
Dec 18 17:41:07.372 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:41:07.372 INFO [stderr]     |
Dec 18 17:41:07.372 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 17:41:07.372 INFO [stderr] 
Dec 18 17:41:09.172 INFO [stderr] error: type alias is never used: `LhsWithHistory`
Dec 18 17:41:09.172 INFO [stderr]    --> src/binarized.rs:389:1
Dec 18 17:41:09.172 INFO [stderr]     |
Dec 18 17:41:09.172 INFO [stderr] 389 | pub type LhsWithHistory<'a, H> = (usize, &'a Option<H>);
Dec 18 17:41:09.172 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 17:41:09.172 INFO [stderr]     |
Dec 18 17:41:09.172 INFO [stderr] note: lint level defined here
Dec 18 17:41:09.172 INFO [stderr]    --> src/lib.rs:11:24
Dec 18 17:41:09.172 INFO [stderr]     |
Dec 18 17:41:09.172 INFO [stderr] 11  | #![cfg_attr(test, deny(warnings))]
Dec 18 17:41:09.172 INFO [stderr]     |                        ^^^^^^^^
Dec 18 17:41:09.172 INFO [stderr]     = note: #[deny(dead_code)] implied by #[deny(warnings)]
Dec 18 17:41:09.172 INFO [stderr] 
Dec 18 17:41:09.216 INFO [stderr] error: aborting due to previous error
Dec 18 17:41:09.216 INFO [stderr] 
Dec 18 17:41:09.248 INFO [stderr] error: Could not compile `cfg`.
Dec 18 17:41:09.248 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 17:41:09.832 INFO [stderr] error: build failed
Dec 18 17:41:11.143 INFO running `"docker" "inspect" "d710ae302331503687f8171c5b3ee5e3bd8d0b0a5471fa7095e9e74f1f828122"`
Dec 18 17:41:11.500 INFO running `"docker" "rm" "-f" "d710ae302331503687f8171c5b3ee5e3bd8d0b0a5471fa7095e9e74f1f828122"`
Dec 18 17:41:11.796 INFO [stdout] d710ae302331503687f8171c5b3ee5e3bd8d0b0a5471fa7095e9e74f1f828122