[INFO] crate gif-dispose 2.2.0 is already in cache
[INFO] testing gif-dispose-2.2.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate gif-dispose 2.2.0 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate gif-dispose 2.2.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gif-dispose 2.2.0
[INFO] finished tweaking crates.io crate gif-dispose 2.2.0
[INFO] tweaked toml for crates.io crate gif-dispose 2.2.0 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c68d97c86107a67f2a4e02e647d79d7c30da354c96ff1cb223a0b4a2fdae13a5
[INFO] running `"docker" "start" "-a" "c68d97c86107a67f2a4e02e647d79d7c30da354c96ff1cb223a0b4a2fdae13a5"`
[INFO] [stderr]    Compiling imgref v1.4.0
[INFO] [stderr]    Compiling gif-dispose v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::<&'a [T]>::iter': Size of this buffer is unpredictable. Use .rows() instead
[INFO] [stderr]   --> src/disposal.rs:43:41
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 Previous => Some(pixels.iter().cloned().subimage(left as usize, top as usize, width as usize, height as usize, pixels.stride()).collect()),
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::buf': Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stderr]   --> src/screen.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 |         self.disposal.dispose(&mut self.pixels.buf, stride, self.bg_color);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::buf': Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stderr]   --> src/screen.rs:89:28
[INFO] [stderr]    |
[INFO] [stderr] 89 |         for (dst, &src) in self.pixels.buf.iter_mut().subimage(left as usize, top as usize, buffer.width(), buffer.height(), stride).zip(buffer.iter()) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::<&'a [T]>::iter': Size of this buffer is unpredictable. Use .rows() instead
[INFO] [stderr]   --> src/screen.rs:89:145
[INFO] [stderr]    |
[INFO] [stderr] 89 |         for (dst, &src) in self.pixels.buf.iter_mut().subimage(left as usize, top as usize, buffer.width(), buffer.height(), stride).zip(buffer.iter()) {
[INFO] [stderr]    |                                                                                                                                                 ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "c68d97c86107a67f2a4e02e647d79d7c30da354c96ff1cb223a0b4a2fdae13a5"`
[INFO] running `"docker" "rm" "-f" "c68d97c86107a67f2a4e02e647d79d7c30da354c96ff1cb223a0b4a2fdae13a5"`
[INFO] [stdout] c68d97c86107a67f2a4e02e647d79d7c30da354c96ff1cb223a0b4a2fdae13a5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3ef6948943c2136e3106fd84ecc2fb15338c2cbad5aa774a57a737366e252f04
[INFO] running `"docker" "start" "-a" "3ef6948943c2136e3106fd84ecc2fb15338c2cbad5aa774a57a737366e252f04"`
[INFO] [stderr]    Compiling lodepng v2.5.0
[INFO] [stderr]    Compiling gif-dispose v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::buf': Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stderr]   --> examples/explode.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 |         lodepng::encode32_file(frame_file, &screen.pixels.buf, screen.pixels.width(), screen.pixels.height())?;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::<&'a [T]>::iter': Size of this buffer is unpredictable. Use .rows() instead
[INFO] [stderr]   --> src/disposal.rs:43:41
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 Previous => Some(pixels.iter().cloned().subimage(left as usize, top as usize, width as usize, height as usize, pixels.stride()).collect()),
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::buf': Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stderr]   --> src/screen.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 |         self.disposal.dispose(&mut self.pixels.buf, stride, self.bg_color);
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::buf': Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stderr]   --> src/screen.rs:89:28
[INFO] [stderr]    |
[INFO] [stderr] 89 |         for (dst, &src) in self.pixels.buf.iter_mut().subimage(left as usize, top as usize, buffer.width(), buffer.height(), stride).zip(buffer.iter()) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'imgref::Img::<&'a [T]>::iter': Size of this buffer is unpredictable. Use .rows() instead
[INFO] [stderr]   --> src/screen.rs:89:145
[INFO] [stderr]    |
[INFO] [stderr] 89 |         for (dst, &src) in self.pixels.buf.iter_mut().subimage(left as usize, top as usize, buffer.width(), buffer.height(), stride).zip(buffer.iter()) {
[INFO] [stderr]    |                                                                                                                                                 ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `"docker" "inspect" "3ef6948943c2136e3106fd84ecc2fb15338c2cbad5aa774a57a737366e252f04"`
[INFO] running `"docker" "rm" "-f" "3ef6948943c2136e3106fd84ecc2fb15338c2cbad5aa774a57a737366e252f04"`
[INFO] [stdout] 3ef6948943c2136e3106fd84ecc2fb15338c2cbad5aa774a57a737366e252f04
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] dbf7f3e15d4b71f47a127e8d30e77b3b96a429e2072460a0d40c8945c2ef413e
[INFO] running `"docker" "start" "-a" "dbf7f3e15d4b71f47a127e8d30e77b3b96a429e2072460a0d40c8945c2ef413e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gif_dispose-6e0527ad06108994
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test screen::screen_rgb_rgba ... ok
[INFO] [stdout] test subimage::test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gif-dispose
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 7) ... ignored
[INFO] [stdout] test src/screen.rs - screen (line 1) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dbf7f3e15d4b71f47a127e8d30e77b3b96a429e2072460a0d40c8945c2ef413e"`
[INFO] running `"docker" "rm" "-f" "dbf7f3e15d4b71f47a127e8d30e77b3b96a429e2072460a0d40c8945c2ef413e"`
[INFO] [stdout] dbf7f3e15d4b71f47a127e8d30e77b3b96a429e2072460a0d40c8945c2ef413e