[INFO] updating cached repository https://github.com/jdomenechb/rustiegb
[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] e067c3b4a32b55de6c06d60596d604c010a46a63
[INFO] checking jdomenechb/rustiegb against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdomenechb%2Frustiegb" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdomenechb/rustiegb 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/jdomenechb/rustiegb
[INFO] finished tweaking git repo https://github.com/jdomenechb/rustiegb
[INFO] tweaked toml for git repo https://github.com/jdomenechb/rustiegb written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jdomenechb/rustiegb 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/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] 0519eea2408c1daa5096b22d053211906c00c8091e2fb3bb43e4a4af65c16c67
[INFO] running `"docker" "start" "-a" "0519eea2408c1daa5096b22d053211906c00c8091e2fb3bb43e4a4af65c16c67"`
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking wayland-client v0.21.7
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking wayland-protocols v0.21.7
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.3
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking rustiegb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/gpu/gpu.rs:93:30
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/memory/memory.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         return 0;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/gpu/gpu.rs:93:30
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]    |                              ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `DARK_GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const DARK_GRAY:  [f32; 4] = [0.3333, 0.3333, 0.3333, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const GRAY:  [f32; 4] = [0.6667, 0.6667, 0.6667, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `DARK_GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub const DARK_GRAY:  [f32; 4] = [0.3333, 0.3333, 0.3333, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `GRAY`
[INFO] [stderr]  --> src/gpu/color.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub const GRAY:  [f32; 4] = [0.6667, 0.6667, 0.6667, 1.0];
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.46s
[INFO] running `"docker" "inspect" "0519eea2408c1daa5096b22d053211906c00c8091e2fb3bb43e4a4af65c16c67"`
[INFO] running `"docker" "rm" "-f" "0519eea2408c1daa5096b22d053211906c00c8091e2fb3bb43e4a4af65c16c67"`
[INFO] [stdout] 0519eea2408c1daa5096b22d053211906c00c8091e2fb3bb43e4a4af65c16c67