[INFO] updating cached repository https://github.com/tonyfinn/xray
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fd9b5c86de88668b1c7963a7a00d4b51a461d3f3
[INFO] testing tonyfinn/xray against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonyfinn%2Fxray" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tonyfinn/xray 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 git repo https://github.com/tonyfinn/xray
[INFO] finished tweaking git repo https://github.com/tonyfinn/xray
[INFO] tweaked toml for git repo https://github.com/tonyfinn/xray written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tonyfinn/xray already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] fae2ebe82d46649598b4eccc4ce5bddbd630c6c663f6ceb3671334bf6c652052
[INFO] running `"docker" "start" "-a" "fae2ebe82d46649598b4eccc4ce5bddbd630c6c663f6ceb3671334bf6c652052"`
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling xray v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.55s
[INFO] running `"docker" "inspect" "fae2ebe82d46649598b4eccc4ce5bddbd630c6c663f6ceb3671334bf6c652052"`
[INFO] running `"docker" "rm" "-f" "fae2ebe82d46649598b4eccc4ce5bddbd630c6c663f6ceb3671334bf6c652052"`
[INFO] [stdout] fae2ebe82d46649598b4eccc4ce5bddbd630c6c663f6ceb3671334bf6c652052
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] d88dc4f20050ae247f75c67998ff52e622845ca379a6e3043a9fa414bcd247e2
[INFO] running `"docker" "start" "-a" "d88dc4f20050ae247f75c67998ff52e622845ca379a6e3043a9fa414bcd247e2"`
[INFO] [stderr]    Compiling xray v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `rbgw`
[INFO] [stderr]    --> src/lib.rs:435:13
[INFO] [stderr]     |
[INFO] [stderr] 435 |         let rbgw = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_rbgw`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected`
[INFO] [stderr]    --> src/lib.rs:443:13
[INFO] [stderr]     |
[INFO] [stderr] 443 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_expected`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected`
[INFO] [stderr]    --> src/lib.rs:475:13
[INFO] [stderr]     |
[INFO] [stderr] 475 |         let expected = DynamicImage::ImageRgba8(ImageBuffer::from_vec(2, 2, 
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_expected`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/lib.rs:391:33
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                 ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]    --> src/lib.rs:391:41
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                         ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/lib.rs:391:49
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                                 ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/lib.rs:391:61
[INFO] [stderr]     |
[INFO] [stderr] 391 |         fn capture_image(&self, x: i32, y: i32, width: u32, height: u32) -> XrayResult<DynamicImage> {
[INFO] [stderr]     |                                                             ^^^^^^ help: consider prefixing with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "d88dc4f20050ae247f75c67998ff52e622845ca379a6e3043a9fa414bcd247e2"`
[INFO] running `"docker" "rm" "-f" "d88dc4f20050ae247f75c67998ff52e622845ca379a6e3043a9fa414bcd247e2"`
[INFO] [stdout] d88dc4f20050ae247f75c67998ff52e622845ca379a6e3043a9fa414bcd247e2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 4ef90a29a1d1e569c21e17f8fa93e51588da797f3f9453cd00dde40d646e40f7
[INFO] running `"docker" "start" "-a" "4ef90a29a1d1e569c21e17f8fa93e51588da797f3f9453cd00dde40d646e40f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xray-935750dc6acc9b41
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_diff_images ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] test tests::test_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xray-86a70844cfdf32a3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xray
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4ef90a29a1d1e569c21e17f8fa93e51588da797f3f9453cd00dde40d646e40f7"`
[INFO] running `"docker" "rm" "-f" "4ef90a29a1d1e569c21e17f8fa93e51588da797f3f9453cd00dde40d646e40f7"`
[INFO] [stdout] 4ef90a29a1d1e569c21e17f8fa93e51588da797f3f9453cd00dde40d646e40f7