[INFO] crate galvanic-assert 0.8.7 is already in cache
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/galvanic-assert/0.8.7
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/galvanic-assert/0.8.7
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing galvanic-assert-0.8.7
[INFO] finished frobbing galvanic-assert-0.8.7
[INFO] frobbed toml for galvanic-assert-0.8.7 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/galvanic-assert/0.8.7/Cargo.toml
[INFO] started frobbing galvanic-assert-0.8.7
[INFO] finished frobbing galvanic-assert-0.8.7
[INFO] frobbed toml for galvanic-assert-0.8.7 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/galvanic-assert/0.8.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking galvanic-assert-0.8.7 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-0/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2d82e499981ac75fd36e4e37cd53303740e86a54167374d60aaa1864ed1d9d77
[INFO] running `"docker" "start" "-a" "2d82e499981ac75fd36e4e37cd53303740e86a54167374d60aaa1864ed1d9d77"`
[INFO] [stderr]     Checking galvanic-assert v0.8.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]   --> tests/expectations.rs:91:42
[INFO] [stderr]    |
[INFO] [stderr] 91 |             let e = get_expectation_for!(1 == 1, panics);
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:101:42
[INFO] [stderr]     |
[INFO] [stderr] 101 |             let e = get_expectation_for!(1 == 1, does not panic);
[INFO] [stderr]     |                                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:178:26
[INFO] [stderr]     |
[INFO] [stderr] 178 |             expect_that!(1 == 1, panics);
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> tests/expectations.rs:187:26
[INFO] [stderr]     |
[INFO] [stderr] 187 |             expect_that!(1 == 1, does not panic);
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> tests/core_matchers.rs:34:26
[INFO] [stderr]    |
[INFO] [stderr] 34 |             assert_that!(&1+1, panics);
[INFO] [stderr]    |                          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]   --> tests/core_matchers.rs:45:22
[INFO] [stderr]    |
[INFO] [stderr] 45 |         assert_that!(&1+1, does not panic);
[INFO] [stderr]    |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "2d82e499981ac75fd36e4e37cd53303740e86a54167374d60aaa1864ed1d9d77"`
[INFO] running `"docker" "rm" "-f" "2d82e499981ac75fd36e4e37cd53303740e86a54167374d60aaa1864ed1d9d77"`
[INFO] [stdout] 2d82e499981ac75fd36e4e37cd53303740e86a54167374d60aaa1864ed1d9d77