[INFO] updating cached repository jakeactually/chip-8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jakeactually/chip-8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jakeactually/chip-8" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/jakeactually/chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/jakeactually/chip-8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakeactually/chip-8" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/jakeactually/chip-8"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/jakeactually/chip-8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6cb0e1937bb4ae31f4cda8a7eec9bbe1ebbfe306
[INFO] sha for GitHub repo jakeactually/chip-8: 6cb0e1937bb4ae31f4cda8a7eec9bbe1ebbfe306
[INFO] validating manifest of jakeactually/chip-8 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jakeactually/chip-8 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jakeactually/chip-8
[INFO] finished frobbing jakeactually/chip-8
[INFO] frobbed toml for jakeactually/chip-8 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/jakeactually/chip-8/Cargo.toml
[INFO] started frobbing jakeactually/chip-8
[INFO] finished frobbing jakeactually/chip-8
[INFO] frobbed toml for jakeactually/chip-8 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/jakeactually/chip-8/Cargo.toml
[INFO] crate jakeactually/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jakeactually/chip-8 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-7/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/jakeactually/chip-8:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6b0c55bcc3c1de9a7d8256731e71769daa7f5a705520e1c53ab3147f8d4463d9
[INFO] running `"docker" "start" "-a" "6b0c55bcc3c1de9a7d8256731e71769daa7f5a705520e1c53ab3147f8d4463d9"`
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking image v0.15.0
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]    Compiling glutin v0.9.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.39.1
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking piston-gfx_texture v0.26.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.43.0
[INFO] [stderr]     Checking piston_window v0.70.0
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::string::String`
[INFO] [stderr]  --> src/run.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::string::String;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::string::String`
[INFO] [stderr]  --> src/run.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::string::String;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `WHITE`
[INFO] [stderr]  --> src/data.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLACK`
[INFO] [stderr]  --> src/data.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `disassemble`
[INFO] [stderr]  --> src/dissasembler.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn disassemble(bytes: Vec<u8>) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `WHITE`
[INFO] [stderr]  --> src/data.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLACK`
[INFO] [stderr]  --> src/data.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `disassemble`
[INFO] [stderr]  --> src/dissasembler.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn disassemble(bytes: Vec<u8>) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "6b0c55bcc3c1de9a7d8256731e71769daa7f5a705520e1c53ab3147f8d4463d9"`
[INFO] running `"docker" "rm" "-f" "6b0c55bcc3c1de9a7d8256731e71769daa7f5a705520e1c53ab3147f8d4463d9"`
[INFO] [stdout] 6b0c55bcc3c1de9a7d8256731e71769daa7f5a705520e1c53ab3147f8d4463d9