[INFO] updating cached repository https://github.com/Tomcc/streamingpattern
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 95d50c6c1f8f0e7451ad4033b637402c5525b830
[INFO] checking Tomcc/streamingpattern against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomcc%2Fstreamingpattern" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tomcc/streamingpattern on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Tomcc/streamingpattern
[INFO] finished tweaking git repo https://github.com/Tomcc/streamingpattern
[INFO] tweaked toml for git repo https://github.com/Tomcc/streamingpattern written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Tomcc/streamingpattern already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7f3c933216312fc3a1c728a4008fae17f781624728c0cb0f255751044f1a3241
[INFO] running `"docker" "start" "-a" "7f3c933216312fc3a1c728a4008fae17f781624728c0cb0f255751044f1a3241"`
[INFO] [stderr]     Checking pistoncore-event_loop v0.27.0
[INFO] [stderr]     Checking image v0.12.1
[INFO] [stderr]     Checking wayland-window v0.4.3
[INFO] [stderr]     Checking piston v0.27.0
[INFO] [stderr]     Checking winit v0.5.8
[INFO] [stderr]     Checking glutin v0.7.2
[INFO] [stderr]     Checking piston-gfx_texture v0.20.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.33.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.35.0
[INFO] [stderr]     Checking piston_window v0.61.0
[INFO] [stderr]     Checking streamingpattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `graphics::types::Color`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use graphics::types::Color;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buffer`
[INFO] [stderr]   --> src/main.rs:79:15
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn draw_state(buffer: &mut RgbaImage) {
[INFO] [stderr]    |               ^^^^^^ help: consider prefixing with an underscore: `_buffer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/main.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let context = GenerationContext::from_path(input, result_w as usize, result_h as usize, N);
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `allowed_patterns`
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     allowed_patterns: Vec<bool>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:26:56
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn from_area(image: &DynamicImage, x: u32, y: u32, N: u8) -> Self {
[INFO] [stderr]    |                                                        ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let N = N as u32;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `sortedPatterns` should have a snake case name
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     sortedPatterns: Vec<(u16, Pattern)>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sorted_patterns`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:52:58
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn from_path<P>(path: P, out_w: usize, out_h: usize, N: u8) -> Self where P:AsRef<Path>{
[INFO] [stderr]    |                                                          ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `graphics::types::Color`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use graphics::types::Color;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buffer`
[INFO] [stderr]   --> src/main.rs:79:15
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn draw_state(buffer: &mut RgbaImage) {
[INFO] [stderr]    |               ^^^^^^ help: consider prefixing with an underscore: `_buffer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/main.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let context = GenerationContext::from_path(input, result_w as usize, result_h as usize, N);
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `allowed_patterns`
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     allowed_patterns: Vec<bool>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:26:56
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn from_area(image: &DynamicImage, x: u32, y: u32, N: u8) -> Self {
[INFO] [stderr]    |                                                        ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let N = N as u32;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `sortedPatterns` should have a snake case name
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     sortedPatterns: Vec<(u16, Pattern)>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `sorted_patterns`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/main.rs:52:58
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn from_path<P>(path: P, out_w: usize, out_h: usize, N: u8) -> Self where P:AsRef<Path>{
[INFO] [stderr]    |                                                          ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.81s
[INFO] running `"docker" "inspect" "7f3c933216312fc3a1c728a4008fae17f781624728c0cb0f255751044f1a3241"`
[INFO] running `"docker" "rm" "-f" "7f3c933216312fc3a1c728a4008fae17f781624728c0cb0f255751044f1a3241"`
[INFO] [stdout] 7f3c933216312fc3a1c728a4008fae17f781624728c0cb0f255751044f1a3241