[INFO] cloning repository https://github.com/Tekipeps/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tekipeps/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTekipeps%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTekipeps%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97c442a9e38e181648bee80ecab612ceb0236d2c
[INFO] testing Tekipeps/chip-8 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTekipeps%2Fchip-8" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tekipeps/chip-8
[INFO] finished tweaking git repo https://github.com/Tekipeps/chip-8
[INFO] tweaked toml for git repo https://github.com/Tekipeps/chip-8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tekipeps/chip-8 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tekipeps/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version-compare v0.0.10
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646
[INFO] running `Command { std: "docker" "start" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             x_coord %= self.cols;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ------------ `x_coord` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             y_coord %= self.rows;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             x_coord %= self.cols;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ------------ `x_coord` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             y_coord %= self.rows;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             x_coord %= self.cols;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ------------ `x_coord` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             x_coord += 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y_coord` is never read
[INFO] [stdout]   --> src/renderer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             y_coord %= self.rows;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:300:13
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let cpu = Cpu::new();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `x_coord` is never read
[INFO] [stderr]   --> src/renderer.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             x_coord %= self.cols;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 64 |             x_coord += 1;
[INFO] [stderr]    |             ------------ `x_coord` is overwritten here before the previous value is read
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x_coord` is never read
[INFO] [stderr]   --> src/renderer.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |             x_coord += 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y_coord` is never read
[INFO] [stderr]   --> src/renderer.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             y_coord %= self.rows;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `chip-8` (lib) generated 3 warnings
[INFO] [stderr] warning: unused variable: `cpu`
[INFO] [stderr]    --> src/cpu.rs:300:13
[INFO] [stderr]     |
[INFO] [stderr] 300 |         let cpu = Cpu::new();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chip-8` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p chip-8 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/chip_8-1bb8d5db05617bc1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cpu::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/chip_8-07c3f3bd0cf9944f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests chip_8
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646", kill_on_drop: false }`
[INFO] [stdout] 4c9c5ab540adc3d2d3d1555eb6d88535a8f552b269f36e71300fe0d8b75a2646
