[INFO] crate galvanic-assert 0.8.7 is already in cache
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/galvanic-assert/0.8.7
[INFO] extracting crate galvanic-assert 0.8.7 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/galvanic-assert/0.8.7
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of galvanic-assert-0.8.7 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-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-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/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-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/galvanic-assert/0.8.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking galvanic-assert-0.8.7 against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-0/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/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" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 32b45953496bde23912a00b6704cfe17575145a23a83d2561ad9ff182d39be1e
[INFO] running `"docker" "start" "-a" "32b45953496bde23912a00b6704cfe17575145a23a83d2561ad9ff182d39be1e"`
[INFO] [stderr]     Checking galvanic-assert v0.8.7 (/opt/crater/workdir)
[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] 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "32b45953496bde23912a00b6704cfe17575145a23a83d2561ad9ff182d39be1e"`
[INFO] running `"docker" "rm" "-f" "32b45953496bde23912a00b6704cfe17575145a23a83d2561ad9ff182d39be1e"`
[INFO] [stdout] 32b45953496bde23912a00b6704cfe17575145a23a83d2561ad9ff182d39be1e