Dec 07 09:36:57.205 INFO testing jpng-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 09:36:57.205 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:36:57.540 INFO [stdout] 22aad7e6eaaf1ee9c4ba99571511cd574a7324a90515486eb9c0bfc33df41d24
Dec 07 09:36:57.542 INFO running `"docker" "start" "-a" "22aad7e6eaaf1ee9c4ba99571511cd574a7324a90515486eb9c0bfc33df41d24"`
Dec 07 09:36:59.499 INFO [stderr] usermod: no changes
Dec 07 09:36:59.732 INFO [stderr]    Compiling num-derive v0.2.3
Dec 07 09:37:05.202 INFO [stderr]    Compiling image v0.19.0
Dec 07 09:37:20.963 INFO [stderr]    Compiling jpng v0.1.0 (/source)
Dec 07 09:37:25.016 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 07 09:37:25.016 INFO [stderr]   --> src/lib.rs:68:9
Dec 07 09:37:25.016 INFO [stderr]    |
Dec 07 09:37:25.016 INFO [stderr] 68 | /         self.image
Dec 07 09:37:25.016 INFO [stderr] 69 | |             .to_rgba()
Dec 07 09:37:25.016 INFO [stderr] 70 | |             .enumerate_pixels()
Dec 07 09:37:25.016 INFO [stderr] 71 | |             .zip(luma.pixels())
Dec 07 09:37:25.016 INFO [stderr] ...  |
Dec 07 09:37:25.016 INFO [stderr] 76 | |                     });
Dec 07 09:37:25.016 INFO [stderr] 77 | |             }).collect::<()>();
Dec 07 09:37:25.016 INFO [stderr]    | |_______________________________^
Dec 07 09:37:25.016 INFO [stderr]    |
Dec 07 09:37:25.016 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 09:37:25.016 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 07 09:37:25.016 INFO [stderr] 
Dec 07 09:37:25.289 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.77s
Dec 07 09:37:25.295 INFO [stderr] su: No module specific data is present
Dec 07 09:37:26.505 INFO running `"docker" "inspect" "22aad7e6eaaf1ee9c4ba99571511cd574a7324a90515486eb9c0bfc33df41d24"`
Dec 07 09:37:26.844 INFO running `"docker" "rm" "-f" "22aad7e6eaaf1ee9c4ba99571511cd574a7324a90515486eb9c0bfc33df41d24"`
Dec 07 09:37:27.168 INFO [stdout] 22aad7e6eaaf1ee9c4ba99571511cd574a7324a90515486eb9c0bfc33df41d24
Dec 07 09:37:27.170 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:37:27.647 INFO [stdout] 5c0bb8afa2473a2b0b6b38ec3270ba9804dc02a3f106921a371e0189bd78b9cd
Dec 07 09:37:27.649 INFO running `"docker" "start" "-a" "5c0bb8afa2473a2b0b6b38ec3270ba9804dc02a3f106921a371e0189bd78b9cd"`
Dec 07 09:37:30.156 INFO [stderr] usermod: no changes
Dec 07 09:37:30.302 INFO [stderr]    Compiling jpng v0.1.0 (/source)
Dec 07 09:37:33.608 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 07 09:37:33.608 INFO [stderr]   --> src/lib.rs:68:9
Dec 07 09:37:33.608 INFO [stderr]    |
Dec 07 09:37:33.608 INFO [stderr] 68 | /         self.image
Dec 07 09:37:33.608 INFO [stderr] 69 | |             .to_rgba()
Dec 07 09:37:33.608 INFO [stderr] 70 | |             .enumerate_pixels()
Dec 07 09:37:33.608 INFO [stderr] 71 | |             .zip(luma.pixels())
Dec 07 09:37:33.608 INFO [stderr] ...  |
Dec 07 09:37:33.608 INFO [stderr] 76 | |                     });
Dec 07 09:37:33.608 INFO [stderr] 77 | |             }).collect::<()>();
Dec 07 09:37:33.608 INFO [stderr]    | |_______________________________^
Dec 07 09:37:33.608 INFO [stderr]    |
Dec 07 09:37:33.608 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 09:37:33.608 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 07 09:37:33.608 INFO [stderr] 
Dec 07 09:37:34.097 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
Dec 07 09:37:34.108 INFO [stderr] su: No module specific data is present
Dec 07 09:37:35.112 INFO running `"docker" "inspect" "5c0bb8afa2473a2b0b6b38ec3270ba9804dc02a3f106921a371e0189bd78b9cd"`
Dec 07 09:37:35.355 INFO running `"docker" "rm" "-f" "5c0bb8afa2473a2b0b6b38ec3270ba9804dc02a3f106921a371e0189bd78b9cd"`
Dec 07 09:37:35.623 INFO [stdout] 5c0bb8afa2473a2b0b6b38ec3270ba9804dc02a3f106921a371e0189bd78b9cd
Dec 07 09:37:35.681 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:37:36.208 INFO [stdout] f0bf8cb06c2aec5b24420fa0c9592e8ba58b11436a3dc39e1e94f6446c90c518
Dec 07 09:37:36.209 INFO running `"docker" "start" "-a" "f0bf8cb06c2aec5b24420fa0c9592e8ba58b11436a3dc39e1e94f6446c90c518"`
Dec 07 09:37:38.071 INFO [stderr] usermod: no changes
Dec 07 09:37:38.224 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 07 09:37:38.232 INFO [stderr]      Running /target/debug/deps/jpng-b00a6c8c8b214406
Dec 07 09:37:38.248 INFO [stderr]    Doc-tests jpng
Dec 07 09:37:38.248 INFO [stdout] 
Dec 07 09:37:38.248 INFO [stdout] running 0 tests
Dec 07 09:37:38.248 INFO [stdout] 
Dec 07 09:37:38.248 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 09:37:38.248 INFO [stdout] 
Dec 07 09:37:44.935 INFO [stdout] 
Dec 07 09:37:44.935 INFO [stdout] running 0 tests
Dec 07 09:37:44.935 INFO [stdout] 
Dec 07 09:37:44.935 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 09:37:44.935 INFO [stdout] 
Dec 07 09:37:44.948 INFO [stderr] su: No module specific data is present
Dec 07 09:37:45.748 INFO running `"docker" "inspect" "f0bf8cb06c2aec5b24420fa0c9592e8ba58b11436a3dc39e1e94f6446c90c518"`
Dec 07 09:37:46.019 INFO running `"docker" "rm" "-f" "f0bf8cb06c2aec5b24420fa0c9592e8ba58b11436a3dc39e1e94f6446c90c518"`
Dec 07 09:37:46.256 INFO [stdout] f0bf8cb06c2aec5b24420fa0c9592e8ba58b11436a3dc39e1e94f6446c90c518