[INFO] updating cached repository sgabhart22/color-picker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sgabhart22/color-picker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sgabhart22/color-picker" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sgabhart22/color-picker"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sgabhart22/color-picker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sgabhart22/color-picker" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sgabhart22/color-picker"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sgabhart22/color-picker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 13daf7af74e7e934cda5561bc8be8ad747bb244f
[INFO] sha for GitHub repo sgabhart22/color-picker: 13daf7af74e7e934cda5561bc8be8ad747bb244f
[INFO] validating manifest of sgabhart22/color-picker on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sgabhart22/color-picker on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sgabhart22/color-picker
[INFO] finished frobbing sgabhart22/color-picker
[INFO] frobbed toml for sgabhart22/color-picker written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sgabhart22/color-picker/Cargo.toml
[INFO] started frobbing sgabhart22/color-picker
[INFO] finished frobbing sgabhart22/color-picker
[INFO] frobbed toml for sgabhart22/color-picker written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sgabhart22/color-picker/Cargo.toml
[INFO] crate sgabhart22/color-picker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sgabhart22/color-picker against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sgabhart22/color-picker:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6162cb256d662a069767b56c5423dc7bd6188aead50bcd515ab2dda940c3cba3
[INFO] running `"docker" "start" "-a" "6162cb256d662a069767b56c5423dc7bd6188aead50bcd515ab2dda940c3cba3"`
[INFO] [stderr]    Compiling rayon-core v1.0.0
[INFO] [stderr]     Checking draw_state v0.7.0
[INFO] [stderr]     Checking deflate v0.7.9
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling gl v0.6.1
[INFO] [stderr]     Checking gfx_core v0.7.0
[INFO] [stderr]     Checking rayon v0.7.0
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.12
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.43.0
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-client v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking glutin v0.7.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.36.0
[INFO] [stderr]     Checking gfx v0.15.1
[INFO] [stderr]     Checking gfx_device_gl v0.14.0
[INFO] [stderr]     Checking piston-gfx_texture v0.23.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.39.0
[INFO] [stderr]     Checking piston_window v0.65.0
[INFO] [stderr]     Checking color_picker v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics`
[INFO] [stderr]  --> src/app.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use graphics;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `opengl_graphics::glyph_cache::GlyphCache`
[INFO] [stderr]  --> src/app.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use opengl_graphics::glyph_cache::GlyphCache;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics`
[INFO] [stderr]  --> src/app.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use graphics;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/app.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             for n in 0..10 {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]   --> src/app.rs:87:39
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn on_button_press(&mut self, button: &Button) {
[INFO] [stderr]    |                                       ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]   --> src/app.rs:91:34
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn on_mouse_click(&mut self, button: &MouseButton) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `opengl_graphics::glyph_cache::GlyphCache`
[INFO] [stderr]  --> src/app.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use opengl_graphics::glyph_cache::GlyphCache;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/app.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut line = line::Line::new(color::BLACK, 1.0);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/app.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut line = line::Line::new(color::BLACK, 1.0);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `settings`
[INFO] [stderr]   --> src/app.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     settings: settings::Settings,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `on_mouse_click`
[INFO] [stderr]   --> src/app.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn on_mouse_click(&mut self, button: &MouseButton) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/app.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             for n in 0..10 {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]   --> src/app.rs:87:39
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn on_button_press(&mut self, button: &Button) {
[INFO] [stderr]    |                                       ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]   --> src/app.rs:91:34
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn on_mouse_click(&mut self, button: &MouseButton) {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_button`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/app.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut line = line::Line::new(color::BLACK, 1.0);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/app.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut line = line::Line::new(color::BLACK, 1.0);
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `settings`
[INFO] [stderr]   --> src/app.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     settings: settings::Settings,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `on_mouse_click`
[INFO] [stderr]   --> src/app.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn on_mouse_click(&mut self, button: &MouseButton) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.26s
[INFO] running `"docker" "inspect" "6162cb256d662a069767b56c5423dc7bd6188aead50bcd515ab2dda940c3cba3"`
[INFO] running `"docker" "rm" "-f" "6162cb256d662a069767b56c5423dc7bd6188aead50bcd515ab2dda940c3cba3"`
[INFO] [stdout] 6162cb256d662a069767b56c5423dc7bd6188aead50bcd515ab2dda940c3cba3