[INFO] updating cached repository https://github.com/jll90/Rust-Chip8-Emulator [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 6088eda5dbc658d73a6b95af2f70d1bd5feb9043 [INFO] checking jll90/Rust-Chip8-Emulator against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjll90%2FRust-Chip8-Emulator" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jll90/Rust-Chip8-Emulator on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368 [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jll90/Rust-Chip8-Emulator [INFO] finished tweaking git repo https://github.com/jll90/Rust-Chip8-Emulator [INFO] tweaked toml for git repo https://github.com/jll90/Rust-Chip8-Emulator written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jll90/Rust-Chip8-Emulator already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 881a6d3aa0b76abe04c9229fd979e13adfa4f0302d7a9d10be862db3f84ad4a1 [INFO] running `"docker" "start" "-a" "881a6d3aa0b76abe04c9229fd979e13adfa4f0302d7a9d10be862db3f84ad4a1"` [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/main.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | while(true){ [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | while(true){ [INFO] [stderr] | ^^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `registers` [INFO] [stderr] --> src/main.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let registers: [u8; 16] = [0; 16]; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_registers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `gfx` [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let gfx: [u8; 64 * 32] = [0; 64 * 32]; //64 * 32 [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_gfx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `delay_timer` [INFO] [stderr] --> src/main.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let delay_timer: u16 = 0; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_delay_timer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sound_timet` [INFO] [stderr] --> src/main.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let sound_timet: u16 = 0; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sound_timet` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stack` [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let stack: [u16; 16] = [0; 16]; // 16 levels of stack [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_stack` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keys` [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let keys: [bool; 16] = [false; 16]; // 16 bits for state of key [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_keys` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opcode` [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let opcode: u16 = 0; [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_opcode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/main.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let index: u16 = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pc` [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let pc: u16 = 0x200; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_pc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sp` [INFO] [stderr] --> src/main.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let sp: u16 = 0; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_sp` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `initialize` [INFO] [stderr] --> src/main.rs:18:4 [INFO] [stderr] | [INFO] [stderr] 18 | fn initialize(){ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `setup_graphics` [INFO] [stderr] --> src/main.rs:39:4 [INFO] [stderr] | [INFO] [stderr] 39 | fn setup_graphics(){ [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `setup_input` [INFO] [stderr] --> src/main.rs:43:4 [INFO] [stderr] | [INFO] [stderr] 43 | fn setup_input(){ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/main.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | while(true){ [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | while(true){ [INFO] [stderr] | ^^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `registers` [INFO] [stderr] --> src/main.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let registers: [u8; 16] = [0; 16]; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_registers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `gfx` [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let gfx: [u8; 64 * 32] = [0; 64 * 32]; //64 * 32 [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_gfx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `delay_timer` [INFO] [stderr] --> src/main.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let delay_timer: u16 = 0; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_delay_timer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sound_timet` [INFO] [stderr] --> src/main.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let sound_timet: u16 = 0; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sound_timet` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stack` [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let stack: [u16; 16] = [0; 16]; // 16 levels of stack [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_stack` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keys` [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let keys: [bool; 16] = [false; 16]; // 16 bits for state of key [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_keys` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opcode` [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let opcode: u16 = 0; [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_opcode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index` [INFO] [stderr] --> src/main.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let index: u16 = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pc` [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let pc: u16 = 0x200; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_pc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sp` [INFO] [stderr] --> src/main.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let sp: u16 = 0; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_sp` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `initialize` [INFO] [stderr] --> src/main.rs:18:4 [INFO] [stderr] | [INFO] [stderr] 18 | fn initialize(){ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `setup_graphics` [INFO] [stderr] --> src/main.rs:39:4 [INFO] [stderr] | [INFO] [stderr] 39 | fn setup_graphics(){ [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `setup_input` [INFO] [stderr] --> src/main.rs:43:4 [INFO] [stderr] | [INFO] [stderr] 43 | fn setup_input(){ [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `"docker" "inspect" "881a6d3aa0b76abe04c9229fd979e13adfa4f0302d7a9d10be862db3f84ad4a1"` [INFO] running `"docker" "rm" "-f" "881a6d3aa0b76abe04c9229fd979e13adfa4f0302d7a9d10be862db3f84ad4a1"` [INFO] [stdout] 881a6d3aa0b76abe04c9229fd979e13adfa4f0302d7a9d10be862db3f84ad4a1