Dec 18 16:17:22.472 INFO checking galvanic-assert-0.8.7 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:17:22.490 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/galvanic-assert/0.8.7:/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 16:17:22.702 INFO [stdout] 76a088aeef90fc75054f5d6a272772312bb749d0d015d96b0cdea5bd2b8c49d2
Dec 18 16:17:22.704 INFO running `"docker" "start" "-a" "76a088aeef90fc75054f5d6a272772312bb749d0d015d96b0cdea5bd2b8c49d2"`
Dec 18 16:17:23.436 INFO [stderr]     Checking galvanic-assert v0.8.7 (/opt/crater/workdir)
Dec 18 16:17:25.456 INFO [stderr] warning: unused comparison that must be used
Dec 18 16:17:25.456 INFO [stderr]   --> tests/expectations.rs:91:42
Dec 18 16:17:25.456 INFO [stderr]    |
Dec 18 16:17:25.456 INFO [stderr] 91 |             let e = get_expectation_for!(1 == 1, panics);
Dec 18 16:17:25.456 INFO [stderr]    |                                          ^^^^^^
Dec 18 16:17:25.456 INFO [stderr]    |
Dec 18 16:17:25.456 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 16:17:25.456 INFO [stderr] 
Dec 18 16:17:25.456 INFO [stderr] warning: unused comparison that must be used
Dec 18 16:17:25.456 INFO [stderr]    --> tests/expectations.rs:101:42
Dec 18 16:17:25.456 INFO [stderr]     |
Dec 18 16:17:25.456 INFO [stderr] 101 |             let e = get_expectation_for!(1 == 1, does not panic);
Dec 18 16:17:25.457 INFO [stderr]     |                                          ^^^^^^
Dec 18 16:17:25.457 INFO [stderr] 
Dec 18 16:17:25.464 INFO [stderr] warning: unused comparison that must be used
Dec 18 16:17:25.464 INFO [stderr]    --> tests/expectations.rs:178:26
Dec 18 16:17:25.464 INFO [stderr]     |
Dec 18 16:17:25.464 INFO [stderr] 178 |             expect_that!(1 == 1, panics);
Dec 18 16:17:25.464 INFO [stderr]     |                          ^^^^^^
Dec 18 16:17:25.464 INFO [stderr] 
Dec 18 16:17:25.464 INFO [stderr] warning: unused comparison that must be used
Dec 18 16:17:25.464 INFO [stderr]    --> tests/expectations.rs:187:26
Dec 18 16:17:25.464 INFO [stderr]     |
Dec 18 16:17:25.464 INFO [stderr] 187 |             expect_that!(1 == 1, does not panic);
Dec 18 16:17:25.464 INFO [stderr]     |                          ^^^^^^
Dec 18 16:17:25.464 INFO [stderr] 
Dec 18 16:17:25.785 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 16:17:25.785 INFO [stderr]   --> tests/core_matchers.rs:34:26
Dec 18 16:17:25.785 INFO [stderr]    |
Dec 18 16:17:25.785 INFO [stderr] 34 |             assert_that!(&1+1, panics);
Dec 18 16:17:25.785 INFO [stderr]    |                          ^^^^
Dec 18 16:17:25.785 INFO [stderr]    |
Dec 18 16:17:25.788 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 16:17:25.788 INFO [stderr] 
Dec 18 16:17:25.788 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 18 16:17:25.788 INFO [stderr]   --> tests/core_matchers.rs:45:22
Dec 18 16:17:25.788 INFO [stderr]    |
Dec 18 16:17:25.788 INFO [stderr] 45 |         assert_that!(&1+1, does not panic);
Dec 18 16:17:25.788 INFO [stderr]    |                      ^^^^
Dec 18 16:17:25.788 INFO [stderr] 
Dec 18 16:17:25.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
Dec 18 16:17:26.166 INFO running `"docker" "inspect" "76a088aeef90fc75054f5d6a272772312bb749d0d015d96b0cdea5bd2b8c49d2"`
Dec 18 16:17:26.256 INFO running `"docker" "rm" "-f" "76a088aeef90fc75054f5d6a272772312bb749d0d015d96b0cdea5bd2b8c49d2"`
Dec 18 16:17:26.392 INFO [stdout] 76a088aeef90fc75054f5d6a272772312bb749d0d015d96b0cdea5bd2b8c49d2