[INFO] updating cached repository https://github.com/jakeactually/chip-8
[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] 35af4235eeee1f79c1cdf8ab9893364eb1653bc7
[INFO] checking jakeactually/chip-8 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeactually%2Fchip-8" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakeactually/chip-8 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jakeactually/chip-8
[INFO] finished tweaking git repo https://github.com/jakeactually/chip-8
[INFO] tweaked toml for git repo https://github.com/jakeactually/chip-8 written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jakeactually/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 500e1be7dd6d9981cfcf78064aba3c1e2874b2c4cf93ef3a461a6b630efa90df
[INFO] running `"docker" "start" "-a" "500e1be7dd6d9981cfcf78064aba3c1e2874b2c4cf93ef3a461a6b630efa90df"`
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[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]    Compiling gl v0.6.5
[INFO] [stderr]     Checking pistoncore-input v0.19.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking pistoncore-window v0.28.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.33.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.39.1
[INFO] [stderr]     Checking piston v0.33.0
[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/rustwide/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 48s
[INFO] running `"docker" "inspect" "500e1be7dd6d9981cfcf78064aba3c1e2874b2c4cf93ef3a461a6b630efa90df"`
[INFO] running `"docker" "rm" "-f" "500e1be7dd6d9981cfcf78064aba3c1e2874b2c4cf93ef3a461a6b630efa90df"`
[INFO] [stdout] 500e1be7dd6d9981cfcf78064aba3c1e2874b2c4cf93ef3a461a6b630efa90df