Dec 19 22:16:38.091 INFO checking Pomettini/impostor-spritecooker against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 22:16:38.091 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Pomettini/impostor-spritecooker:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:16:38.588 INFO [stdout] 899830142b6e944a46d8a022865f19f8b084eb54da2ac6460ee549798feb966b
Dec 19 22:16:38.590 INFO running `"docker" "start" "-a" "899830142b6e944a46d8a022865f19f8b084eb54da2ac6460ee549798feb966b"`
Dec 19 22:16:40.443 INFO [stderr]     Checking exoquant v0.2.0
Dec 19 22:16:40.443 INFO [stderr]    Compiling stb_image v0.2.2
Dec 19 22:16:40.443 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 19 22:16:40.448 INFO [stderr]    Compiling num-derive v0.2.3
Dec 19 22:16:42.036 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 19 22:16:43.034 INFO [stderr]     Checking rayon-core v1.4.1
Dec 19 22:16:44.704 INFO [stderr]     Checking rayon v1.0.3
Dec 19 22:16:50.762 INFO [stderr]     Checking tiff v0.2.1
Dec 19 22:16:51.484 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 19 22:16:53.296 INFO [stderr]     Checking image v0.20.1
Dec 19 22:16:58.440 INFO [stderr]     Checking spritecooker v0.1.0 (/opt/crater/workdir)
Dec 19 22:16:59.348 INFO [stderr] warning: unused import: `bitmap::Bitmap`
Dec 19 22:16:59.348 INFO [stderr]  --> src/formats/pico8.rs:1:5
Dec 19 22:16:59.349 INFO [stderr]   |
Dec 19 22:16:59.349 INFO [stderr] 1 | use bitmap::Bitmap;
Dec 19 22:16:59.349 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 19 22:16:59.349 INFO [stderr]   |
Dec 19 22:16:59.349 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:16:59.349 INFO [stderr] 
Dec 19 22:16:59.488 INFO [stderr] warning: unused import: `bitmap::Bitmap`
Dec 19 22:16:59.488 INFO [stderr]  --> src/formats/pico8.rs:1:5
Dec 19 22:16:59.488 INFO [stderr]   |
Dec 19 22:16:59.488 INFO [stderr] 1 | use bitmap::Bitmap;
Dec 19 22:16:59.488 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 19 22:16:59.488 INFO [stderr]   |
Dec 19 22:16:59.488 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:16:59.488 INFO [stderr] 
Dec 19 22:16:59.780 INFO [stderr] warning: unused variable: `data`
Dec 19 22:16:59.780 INFO [stderr]   --> src/formats/pico8.rs:17:22
Dec 19 22:16:59.780 INFO [stderr]    |
Dec 19 22:16:59.780 INFO [stderr] 17 |     pub fn serialize(data: Vec<u8>) -> Vec<u8> {
Dec 19 22:16:59.780 INFO [stderr]    |                      ^^^^ help: consider using `_data` instead
Dec 19 22:16:59.780 INFO [stderr]    |
Dec 19 22:16:59.780 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 22:16:59.780 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: struct is never constructed: `Pico8Cart`
Dec 19 22:16:59.893 INFO [stderr]  --> src/formats/pico8.rs:4:1
Dec 19 22:16:59.893 INFO [stderr]   |
Dec 19 22:16:59.893 INFO [stderr] 4 | struct Pico8Cart {
Dec 19 22:16:59.893 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 19 22:16:59.893 INFO [stderr]   |
Dec 19 22:16:59.893 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:16:59.893 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: method is never used: `new`
Dec 19 22:16:59.893 INFO [stderr]   --> src/formats/pico8.rs:10:5
Dec 19 22:16:59.893 INFO [stderr]    |
Dec 19 22:16:59.893 INFO [stderr] 10 |     pub fn new(data: Vec<u8>) -> Pico8Cart {
Dec 19 22:16:59.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:16:59.893 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: method is never used: `serialize`
Dec 19 22:16:59.893 INFO [stderr]   --> src/formats/pico8.rs:17:5
Dec 19 22:16:59.893 INFO [stderr]    |
Dec 19 22:16:59.893 INFO [stderr] 17 |     pub fn serialize(data: Vec<u8>) -> Vec<u8> {
Dec 19 22:16:59.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:16:59.893 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: field is never used: `width`
Dec 19 22:16:59.893 INFO [stderr]  --> src/image.rs:4:5
Dec 19 22:16:59.893 INFO [stderr]   |
Dec 19 22:16:59.893 INFO [stderr] 4 |     width: usize,
Dec 19 22:16:59.893 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:16:59.893 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: field is never used: `height`
Dec 19 22:16:59.893 INFO [stderr]  --> src/image.rs:5:5
Dec 19 22:16:59.893 INFO [stderr]   |
Dec 19 22:16:59.893 INFO [stderr] 5 |     height: usize,
Dec 19 22:16:59.893 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 22:16:59.893 INFO [stderr] 
Dec 19 22:16:59.893 INFO [stderr] warning: field is never used: `data`
Dec 19 22:16:59.894 INFO [stderr]  --> src/image.rs:6:5
Dec 19 22:16:59.894 INFO [stderr]   |
Dec 19 22:16:59.894 INFO [stderr] 6 |     data: Bitmap,
Dec 19 22:16:59.894 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:16:59.894 INFO [stderr] 
Dec 19 22:16:59.894 INFO [stderr] warning: method is never used: `add_offsets`
Dec 19 22:16:59.894 INFO [stderr]   --> src/previewimage.rs:52:5
Dec 19 22:16:59.894 INFO [stderr]    |
Dec 19 22:16:59.894 INFO [stderr] 52 |     fn add_offsets(image: &mut Bitmap) {
Dec 19 22:16:59.894 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:16:59.894 INFO [stderr] 
Dec 19 22:16:59.894 INFO [stderr] warning: field is never used: `width`
Dec 19 22:16:59.894 INFO [stderr]  --> src/sprite.rs:4:5
Dec 19 22:16:59.894 INFO [stderr]   |
Dec 19 22:16:59.894 INFO [stderr] 4 |     width: usize,
Dec 19 22:16:59.894 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:16:59.894 INFO [stderr] 
Dec 19 22:16:59.894 INFO [stderr] warning: field is never used: `height`
Dec 19 22:16:59.894 INFO [stderr]  --> src/sprite.rs:5:5
Dec 19 22:16:59.894 INFO [stderr]   |
Dec 19 22:16:59.894 INFO [stderr] 5 |     height: usize,
Dec 19 22:16:59.894 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 22:16:59.894 INFO [stderr] 
Dec 19 22:16:59.894 INFO [stderr] warning: field is never used: `data`
Dec 19 22:16:59.894 INFO [stderr]  --> src/sprite.rs:6:5
Dec 19 22:16:59.894 INFO [stderr]   |
Dec 19 22:16:59.894 INFO [stderr] 6 |     data: Bitmap,
Dec 19 22:16:59.894 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:16:59.894 INFO [stderr] 
Dec 19 22:17:00.212 INFO [stderr] warning: unused variable: `input_test`
Dec 19 22:17:00.212 INFO [stderr]   --> src/formats/pico8.rs:24:9
Dec 19 22:17:00.212 INFO [stderr]    |
Dec 19 22:17:00.212 INFO [stderr] 24 |     let input_test = "012300004567000089ab0000cdef0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
Dec 19 22:17:00.212 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_input_test` instead
Dec 19 22:17:00.212 INFO [stderr]    |
Dec 19 22:17:00.212 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 22:17:00.212 INFO [stderr] 
Dec 19 22:17:00.212 INFO [stderr] warning: unused variable: `data`
Dec 19 22:17:00.212 INFO [stderr]   --> src/formats/pico8.rs:17:22
Dec 19 22:17:00.212 INFO [stderr]    |
Dec 19 22:17:00.212 INFO [stderr] 17 |     pub fn serialize(data: Vec<u8>) -> Vec<u8> {
Dec 19 22:17:00.212 INFO [stderr]    |                      ^^^^ help: consider using `_data` instead
Dec 19 22:17:00.212 INFO [stderr] 
Dec 19 22:17:00.612 INFO [stderr] warning: struct is never constructed: `Pico8Cart`
Dec 19 22:17:00.612 INFO [stderr]  --> src/formats/pico8.rs:4:1
Dec 19 22:17:00.612 INFO [stderr]   |
Dec 19 22:17:00.612 INFO [stderr] 4 | struct Pico8Cart {
Dec 19 22:17:00.612 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr]   |
Dec 19 22:17:00.614 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: method is never used: `new`
Dec 19 22:17:00.614 INFO [stderr]   --> src/formats/pico8.rs:10:5
Dec 19 22:17:00.614 INFO [stderr]    |
Dec 19 22:17:00.614 INFO [stderr] 10 |     pub fn new(data: Vec<u8>) -> Pico8Cart {
Dec 19 22:17:00.614 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: method is never used: `serialize`
Dec 19 22:17:00.614 INFO [stderr]   --> src/formats/pico8.rs:17:5
Dec 19 22:17:00.614 INFO [stderr]    |
Dec 19 22:17:00.614 INFO [stderr] 17 |     pub fn serialize(data: Vec<u8>) -> Vec<u8> {
Dec 19 22:17:00.614 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: field is never used: `width`
Dec 19 22:17:00.614 INFO [stderr]  --> src/image.rs:4:5
Dec 19 22:17:00.614 INFO [stderr]   |
Dec 19 22:17:00.614 INFO [stderr] 4 |     width: usize,
Dec 19 22:17:00.614 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: field is never used: `height`
Dec 19 22:17:00.614 INFO [stderr]  --> src/image.rs:5:5
Dec 19 22:17:00.614 INFO [stderr]   |
Dec 19 22:17:00.614 INFO [stderr] 5 |     height: usize,
Dec 19 22:17:00.614 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: field is never used: `data`
Dec 19 22:17:00.614 INFO [stderr]  --> src/image.rs:6:5
Dec 19 22:17:00.614 INFO [stderr]   |
Dec 19 22:17:00.614 INFO [stderr] 6 |     data: Bitmap,
Dec 19 22:17:00.614 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.614 INFO [stderr] warning: method is never used: `add_offsets`
Dec 19 22:17:00.614 INFO [stderr]   --> src/previewimage.rs:52:5
Dec 19 22:17:00.614 INFO [stderr]    |
Dec 19 22:17:00.614 INFO [stderr] 52 |     fn add_offsets(image: &mut Bitmap) {
Dec 19 22:17:00.614 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:17:00.614 INFO [stderr] 
Dec 19 22:17:00.620 INFO [stderr] warning: field is never used: `width`
Dec 19 22:17:00.620 INFO [stderr]  --> src/sprite.rs:4:5
Dec 19 22:17:00.620 INFO [stderr]   |
Dec 19 22:17:00.620 INFO [stderr] 4 |     width: usize,
Dec 19 22:17:00.620 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:17:00.620 INFO [stderr] 
Dec 19 22:17:00.620 INFO [stderr] warning: field is never used: `height`
Dec 19 22:17:00.620 INFO [stderr]  --> src/sprite.rs:5:5
Dec 19 22:17:00.620 INFO [stderr]   |
Dec 19 22:17:00.620 INFO [stderr] 5 |     height: usize,
Dec 19 22:17:00.620 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 22:17:00.620 INFO [stderr] 
Dec 19 22:17:00.620 INFO [stderr] warning: field is never used: `data`
Dec 19 22:17:00.620 INFO [stderr]  --> src/sprite.rs:6:5
Dec 19 22:17:00.620 INFO [stderr]   |
Dec 19 22:17:00.620 INFO [stderr] 6 |     data: Bitmap,
Dec 19 22:17:00.620 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:17:00.620 INFO [stderr] 
Dec 19 22:17:01.524 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.21s
Dec 19 22:17:02.654 INFO running `"docker" "inspect" "899830142b6e944a46d8a022865f19f8b084eb54da2ac6460ee549798feb966b"`
Dec 19 22:17:03.062 INFO running `"docker" "rm" "-f" "899830142b6e944a46d8a022865f19f8b084eb54da2ac6460ee549798feb966b"`
Dec 19 22:17:03.380 INFO [stdout] 899830142b6e944a46d8a022865f19f8b084eb54da2ac6460ee549798feb966b