[INFO] updating cached repository https://github.com/gaelroue/chip8 [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] fb66e9095567aaeff96cbb617193f6d49bee6208 [INFO] checking gaelroue/chip8 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaelroue%2Fchip8" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gaelroue/chip8 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/gaelroue/chip8 [INFO] finished tweaking git repo https://github.com/gaelroue/chip8 [INFO] tweaked toml for git repo https://github.com/gaelroue/chip8 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/gaelroue/chip8 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] aba8d71766b044750108c6f9ef0eb36aca3dae9ff2a45eac93cca85f3513986f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "aba8d71766b044750108c6f9ef0eb36aca3dae9ff2a45eac93cca85f3513986f"` [INFO] [stderr] Compiling sdl2-sys v0.24.0 [INFO] [stderr] Checking bitflags v0.6.0 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking sdl2 v0.24.0 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `screen::DIMPIXEL` [INFO] [stderr] --> src/chip8.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use screen::DIMPIXEL; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:44:20 [INFO] [stderr] | [INFO] [stderr] 44 | if ((coding & (0x1 << shift)) != 0) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:45:24 [INFO] [stderr] | [INFO] [stderr] 45 | if (self.screen.buffer[x as usize + y as usize * WIDTH] == WHITE as u8) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `screen::DIMPIXEL` [INFO] [stderr] --> src/chip8.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use screen::DIMPIXEL; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:44:20 [INFO] [stderr] | [INFO] [stderr] 44 | if ((coding & (0x1 << shift)) != 0) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:45:24 [INFO] [stderr] | [INFO] [stderr] 45 | if (self.screen.buffer[x as usize + y as usize * WIDTH] == WHITE as u8) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `opcode` is never read [INFO] [stderr] --> src/main.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut opcode: u16 = 0; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | for i in 0..CPU_SPEED { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/chip8.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> src/chip8.rs:29:25 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `coding` is never read [INFO] [stderr] --> src/chip8.rs:29:32 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/chip8.rs:29:44 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `shift` is never read [INFO] [stderr] --> src/chip8.rs:32:17 [INFO] [stderr] | [INFO] [stderr] 32 | let mut shift: i8 = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let mut file = File::open(file_path).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:29:40 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/screen.rs:43:21 [INFO] [stderr] | [INFO] [stderr] 43 | / self.renderer.fill_rect( [INFO] [stderr] 44 | | Rect::new(w as i32, h as i32, DIMPIXEL as u32, DIMPIXEL as u32) [INFO] [stderr] 45 | | ); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/screen.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | / self.renderer.fill_rect( [INFO] [stderr] 49 | | Rect::new(w as i32, h as i32, DIMPIXEL as u32, DIMPIXEL as u32) [INFO] [stderr] 50 | | ); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: value assigned to `opcode` is never read [INFO] [stderr] --> src/main.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut opcode: u16 = 0; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | for i in 0..CPU_SPEED { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/chip8.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> src/chip8.rs:29:25 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `coding` is never read [INFO] [stderr] --> src/chip8.rs:29:32 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/chip8.rs:29:44 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_j` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `shift` is never read [INFO] [stderr] --> src/chip8.rs:32:17 [INFO] [stderr] | [INFO] [stderr] 32 | let mut shift: i8 = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let mut file = File::open(file_path).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:29:40 [INFO] [stderr] | [INFO] [stderr] 29 | let (mut x, mut y, mut coding, mut j): (u8, u8, u8, u8) = (0, 0, 0, 0); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/screen.rs:43:21 [INFO] [stderr] | [INFO] [stderr] 43 | / self.renderer.fill_rect( [INFO] [stderr] 44 | | Rect::new(w as i32, h as i32, DIMPIXEL as u32, DIMPIXEL as u32) [INFO] [stderr] 45 | | ); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/screen.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | / self.renderer.fill_rect( [INFO] [stderr] 49 | | Rect::new(w as i32, h as i32, DIMPIXEL as u32, DIMPIXEL as u32) [INFO] [stderr] 50 | | ); [INFO] [stderr] | |______________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.62s [INFO] running `"docker" "inspect" "aba8d71766b044750108c6f9ef0eb36aca3dae9ff2a45eac93cca85f3513986f"` [INFO] running `"docker" "rm" "-f" "aba8d71766b044750108c6f9ef0eb36aca3dae9ff2a45eac93cca85f3513986f"` [INFO] [stdout] aba8d71766b044750108c6f9ef0eb36aca3dae9ff2a45eac93cca85f3513986f