Dec 15 07:14:14.712 INFO testing jpng-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 07:14:14.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 07:14:15.187 INFO [stdout] c48effe19aa6bafa28db1f09e11c8a47eace017909f5cfeba091dca891fc3bbb
Dec 15 07:14:15.193 INFO running `"docker" "start" "-a" "c48effe19aa6bafa28db1f09e11c8a47eace017909f5cfeba091dca891fc3bbb"`
Dec 15 07:14:16.400 INFO [stderr] usermod: no changes
Dec 15 07:14:16.627 INFO [stderr]    Compiling jpng v0.1.0 (/source)
Dec 15 07:14:20.991 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 15 07:14:20.991 INFO [stderr]   --> src/lib.rs:68:9
Dec 15 07:14:20.991 INFO [stderr]    |
Dec 15 07:14:20.991 INFO [stderr] 68 | /         self.image
Dec 15 07:14:20.991 INFO [stderr] 69 | |             .to_rgba()
Dec 15 07:14:20.991 INFO [stderr] 70 | |             .enumerate_pixels()
Dec 15 07:14:20.991 INFO [stderr] 71 | |             .zip(luma.pixels())
Dec 15 07:14:20.991 INFO [stderr] ...  |
Dec 15 07:14:20.991 INFO [stderr] 76 | |                     });
Dec 15 07:14:20.991 INFO [stderr] 77 | |             }).collect::<()>();
Dec 15 07:14:20.991 INFO [stderr]    | |_______________________________^
Dec 15 07:14:20.991 INFO [stderr]    |
Dec 15 07:14:20.991 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 07:14:20.991 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 15 07:14:20.991 INFO [stderr] 
Dec 15 07:14:21.219 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.79s
Dec 15 07:14:21.227 INFO [stderr] su: No module specific data is present
Dec 15 07:14:22.021 INFO running `"docker" "inspect" "c48effe19aa6bafa28db1f09e11c8a47eace017909f5cfeba091dca891fc3bbb"`
Dec 15 07:14:22.399 INFO running `"docker" "rm" "-f" "c48effe19aa6bafa28db1f09e11c8a47eace017909f5cfeba091dca891fc3bbb"`
Dec 15 07:14:22.678 INFO [stdout] c48effe19aa6bafa28db1f09e11c8a47eace017909f5cfeba091dca891fc3bbb
Dec 15 07:14:22.685 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 07:14:23.094 INFO [stdout] 15f319e3468ffe7a388d1a7d9814520db41a467a03361064d5429fabcf071f32
Dec 15 07:14:23.100 INFO running `"docker" "start" "-a" "15f319e3468ffe7a388d1a7d9814520db41a467a03361064d5429fabcf071f32"`
Dec 15 07:14:24.387 INFO [stderr] usermod: no changes
Dec 15 07:14:24.577 INFO [stderr]    Compiling jpng v0.1.0 (/source)
Dec 15 07:14:27.956 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 15 07:14:27.957 INFO [stderr]   --> src/lib.rs:68:9
Dec 15 07:14:27.957 INFO [stderr]    |
Dec 15 07:14:27.957 INFO [stderr] 68 | /         self.image
Dec 15 07:14:27.958 INFO [stderr] 69 | |             .to_rgba()
Dec 15 07:14:27.958 INFO [stderr] 70 | |             .enumerate_pixels()
Dec 15 07:14:27.958 INFO [stderr] 71 | |             .zip(luma.pixels())
Dec 15 07:14:27.958 INFO [stderr] ...  |
Dec 15 07:14:27.959 INFO [stderr] 76 | |                     });
Dec 15 07:14:27.959 INFO [stderr] 77 | |             }).collect::<()>();
Dec 15 07:14:27.959 INFO [stderr]    | |_______________________________^
Dec 15 07:14:27.960 INFO [stderr]    |
Dec 15 07:14:27.960 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 07:14:27.960 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 15 07:14:27.961 INFO [stderr] 
Dec 15 07:14:28.520 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
Dec 15 07:14:28.531 INFO [stderr] su: No module specific data is present
Dec 15 07:14:29.681 INFO running `"docker" "inspect" "15f319e3468ffe7a388d1a7d9814520db41a467a03361064d5429fabcf071f32"`
Dec 15 07:14:29.887 INFO running `"docker" "rm" "-f" "15f319e3468ffe7a388d1a7d9814520db41a467a03361064d5429fabcf071f32"`
Dec 15 07:14:30.243 INFO [stdout] 15f319e3468ffe7a388d1a7d9814520db41a467a03361064d5429fabcf071f32
Dec 15 07:14:30.245 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 07:14:30.724 INFO [stdout] 47e5549e387ac5cc509dbcc2c04bca245e26f1e9b693e43592c93bc1e11d19f0
Dec 15 07:14:30.736 INFO running `"docker" "start" "-a" "47e5549e387ac5cc509dbcc2c04bca245e26f1e9b693e43592c93bc1e11d19f0"`
Dec 15 07:14:32.258 INFO [stderr] usermod: no changes
Dec 15 07:14:32.462 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 15 07:14:32.479 INFO [stderr]      Running /target/debug/deps/jpng-0a79a72c0ac2e3e5
Dec 15 07:14:32.481 INFO [stdout] 
Dec 15 07:14:32.481 INFO [stdout] running 0 tests
Dec 15 07:14:32.481 INFO [stdout] 
Dec 15 07:14:32.481 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 07:14:32.481 INFO [stdout] 
Dec 15 07:14:32.487 INFO [stderr]    Doc-tests jpng
Dec 15 07:14:38.440 INFO [stdout] 
Dec 15 07:14:38.440 INFO [stdout] running 0 tests
Dec 15 07:14:38.440 INFO [stdout] 
Dec 15 07:14:38.440 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 07:14:38.440 INFO [stdout] 
Dec 15 07:14:38.459 INFO [stderr] su: No module specific data is present
Dec 15 07:14:39.437 INFO running `"docker" "inspect" "47e5549e387ac5cc509dbcc2c04bca245e26f1e9b693e43592c93bc1e11d19f0"`
Dec 15 07:14:39.767 INFO running `"docker" "rm" "-f" "47e5549e387ac5cc509dbcc2c04bca245e26f1e9b693e43592c93bc1e11d19f0"`
Dec 15 07:14:40.097 INFO [stdout] 47e5549e387ac5cc509dbcc2c04bca245e26f1e9b693e43592c93bc1e11d19f0