Dec 19 16:08:28.671 INFO checking hemangandhi/ascii-cam against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:08:28.671 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/hemangandhi/ascii-cam:/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 16:08:29.122 INFO [stdout] 04a3200df0bf8cace999028711f1864829039a99102648b0ffb13332e3b8eb86
Dec 19 16:08:29.124 INFO running `"docker" "start" "-a" "04a3200df0bf8cace999028711f1864829039a99102648b0ffb13332e3b8eb86"`
Dec 19 16:08:31.908 INFO [stderr]     Checking png v0.12.0
Dec 19 16:08:31.910 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 19 16:08:33.921 INFO [stderr]     Checking image v0.19.0
Dec 19 16:08:38.824 INFO [stderr]     Checking ascii-cam v0.1.0 (/opt/crater/workdir)
Dec 19 16:08:39.596 INFO [stderr] warning: unused import: `std::fs`
Dec 19 16:08:39.596 INFO [stderr]  --> src/main.rs:7:5
Dec 19 16:08:39.596 INFO [stderr]   |
Dec 19 16:08:39.596 INFO [stderr] 7 | use std::fs;
Dec 19 16:08:39.596 INFO [stderr]   |     ^^^^^^^
Dec 19 16:08:39.596 INFO [stderr]   |
Dec 19 16:08:39.596 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:08:39.596 INFO [stderr] 
Dec 19 16:08:39.596 INFO [stderr] warning: unused import: `std::io::Write`
Dec 19 16:08:39.596 INFO [stderr]  --> src/main.rs:8:5
Dec 19 16:08:39.596 INFO [stderr]   |
Dec 19 16:08:39.596 INFO [stderr] 8 | use std::io::Write;
Dec 19 16:08:39.596 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 19 16:08:39.596 INFO [stderr] 
Dec 19 16:08:39.616 INFO [stderr] warning: unused import: `std::fs`
Dec 19 16:08:39.616 INFO [stderr]  --> src/main.rs:7:5
Dec 19 16:08:39.616 INFO [stderr]   |
Dec 19 16:08:39.616 INFO [stderr] 7 | use std::fs;
Dec 19 16:08:39.616 INFO [stderr]   |     ^^^^^^^
Dec 19 16:08:39.616 INFO [stderr]   |
Dec 19 16:08:39.616 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:08:39.616 INFO [stderr] 
Dec 19 16:08:39.616 INFO [stderr] warning: unused import: `std::io::Write`
Dec 19 16:08:39.616 INFO [stderr]  --> src/main.rs:8:5
Dec 19 16:08:39.616 INFO [stderr]   |
Dec 19 16:08:39.616 INFO [stderr] 8 | use std::io::Write;
Dec 19 16:08:39.616 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 19 16:08:39.616 INFO [stderr] 
Dec 19 16:08:39.744 INFO [stderr] warning: unused variable: `carl2`
Dec 19 16:08:39.744 INFO [stderr]    --> src/main.rs:110:9
Dec 19 16:08:39.744 INFO [stderr]     |
Dec 19 16:08:39.744 INFO [stderr] 110 |     let carl2 = & *(filters::gaussian_blur(7.0));
Dec 19 16:08:39.744 INFO [stderr]     |         ^^^^^ help: consider using `_carl2` instead
Dec 19 16:08:39.744 INFO [stderr] warning: unused variable: `carl2`
Dec 19 16:08:39.744 INFO [stderr]    --> src/main.rs:110:9
Dec 19 16:08:39.744 INFO [stderr]     |
Dec 19 16:08:39.744 INFO [stderr] 110 |     let carl2 = & *(filters::gaussian_blur(7.0));
Dec 19 16:08:39.744 INFO [stderr]     |         ^^^^^ help: consider using `_carl2` instead
Dec 19 16:08:39.744 INFO [stderr]     |
Dec 19 16:08:39.744 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:08:39.744 INFO [stderr] 
Dec 19 16:08:39.744 INFO [stderr]     |
Dec 19 16:08:39.744 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:08:39.744 INFO [stderr] 
Dec 19 16:08:39.760 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 19 16:08:39.768 INFO [stderr]   --> src/filters.rs:21:25
Dec 19 16:08:39.768 INFO [stderr]    |
Dec 19 16:08:39.768 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.768 INFO [stderr]    |                         ^^^^^^^^^^^^
Dec 19 16:08:39.768 INFO [stderr]    |
Dec 19 16:08:39.768 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 19 16:08:39.768 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 19 16:08:39.768 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 19 16:08:39.768 INFO [stderr]   --> src/filters.rs:21:70
Dec 19 16:08:39.768 INFO [stderr]    |
Dec 19 16:08:39.768 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.768 INFO [stderr]    |                                                                      ^^^^^^^^^^^
Dec 19 16:08:39.768 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 19 16:08:39.768 INFO [stderr]   --> src/filters.rs:21:114
Dec 19 16:08:39.768 INFO [stderr]    |
Dec 19 16:08:39.768 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.768 INFO [stderr]    |                                                                                                                  ^^^^^^^^^^^
Dec 19 16:08:39.768 INFO [stderr] 
Dec 19 16:08:39.796 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 19 16:08:39.796 INFO [stderr]   --> src/filters.rs:21:25
Dec 19 16:08:39.796 INFO [stderr]    |
Dec 19 16:08:39.796 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.796 INFO [stderr]    |                         ^^^^^^^^^^^^
Dec 19 16:08:39.796 INFO [stderr]    |
Dec 19 16:08:39.796 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 19 16:08:39.796 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 19 16:08:39.796 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 19 16:08:39.796 INFO [stderr]   --> src/filters.rs:21:70
Dec 19 16:08:39.796 INFO [stderr]    |
Dec 19 16:08:39.796 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.796 INFO [stderr]    |                                                                      ^^^^^^^^^^^
Dec 19 16:08:39.796 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 19 16:08:39.796 INFO [stderr]   --> src/filters.rs:21:114
Dec 19 16:08:39.796 INFO [stderr]    |
Dec 19 16:08:39.796 INFO [stderr] 21 | pub type ImageFilter<P: image::Pixel> = Fn(image::ImageBuffer<P, Vec<P::Subpixel>>) -> image::ImageBuffer<P, Vec<P::Subpixel>>;
Dec 19 16:08:39.796 INFO [stderr]    |                                                                                                                  ^^^^^^^^^^^
Dec 19 16:08:39.796 INFO [stderr] 
Dec 19 16:08:39.832 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.03s
Dec 19 16:08:41.182 INFO running `"docker" "inspect" "04a3200df0bf8cace999028711f1864829039a99102648b0ffb13332e3b8eb86"`
Dec 19 16:08:41.546 INFO running `"docker" "rm" "-f" "04a3200df0bf8cace999028711f1864829039a99102648b0ffb13332e3b8eb86"`
Dec 19 16:08:41.848 INFO [stdout] 04a3200df0bf8cace999028711f1864829039a99102648b0ffb13332e3b8eb86