[INFO] cloning repository https://github.com/cadecolvin/chip8-emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cadecolvin/chip8-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c1bcfb61d1ad2231286798caaca9ed67d0a1e64 [INFO] checking cadecolvin/chip8-emu against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcadecolvin%2Fchip8-emu" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cadecolvin/chip8-emu on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cadecolvin/chip8-emu [INFO] finished tweaking git repo https://github.com/cadecolvin/chip8-emu [INFO] tweaked toml for git repo https://github.com/cadecolvin/chip8-emu written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/cadecolvin/chip8-emu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5e00cdf31382a2b8ca321ae0ff95db1f32c25109d11ad427bf70e2f28aa4d4d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b5e00cdf31382a2b8ca321ae0ff95db1f32c25109d11ad427bf70e2f28aa4d4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5e00cdf31382a2b8ca321ae0ff95db1f32c25109d11ad427bf70e2f28aa4d4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5e00cdf31382a2b8ca321ae0ff95db1f32c25109d11ad427bf70e2f28aa4d4d", kill_on_drop: false }` [INFO] [stdout] b5e00cdf31382a2b8ca321ae0ff95db1f32c25109d11ad427bf70e2f28aa4d4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fac8d95f5c6dc0303b8a623aef44903d86c0a02db11b017158b485b1d3146d76 [INFO] running `Command { std: "docker" "start" "-a" "fac8d95f5c6dc0303b8a623aef44903d86c0a02db11b017158b485b1d3146d76", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking chip8-emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `chip8` [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let chip8 = Chip8::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `pixel_flipped` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | let mut pixel_flipped = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pixel_flipped` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_flipped` is never read [INFO] [stdout] --> src/chip8.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | ... pixel_flipped = true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:139:21 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sprite_idx = self.addr_register; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute_cycle` [INFO] [stdout] --> src/chip8.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn execute_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_word` [INFO] [stdout] --> src/chip8.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn read_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process_opcode` [INFO] [stdout] --> src/chip8.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn process_opcode(&mut self, opcode: u16) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chip8` [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let chip8 = Chip8::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `pixel_flipped` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | let mut pixel_flipped = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pixel_flipped` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_flipped` is never read [INFO] [stdout] --> src/chip8.rs:157:29 [INFO] [stdout] | [INFO] [stdout] 157 | ... pixel_flipped = true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:139:21 [INFO] [stdout] | [INFO] [stdout] 139 | let mut sprite_idx = self.addr_register; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute_cycle` [INFO] [stdout] --> src/chip8.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn execute_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_word` [INFO] [stdout] --> src/chip8.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn read_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process_opcode` [INFO] [stdout] --> src/chip8.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | fn process_opcode(&mut self, opcode: u16) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.42s [INFO] running `Command { std: "docker" "inspect" "fac8d95f5c6dc0303b8a623aef44903d86c0a02db11b017158b485b1d3146d76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fac8d95f5c6dc0303b8a623aef44903d86c0a02db11b017158b485b1d3146d76", kill_on_drop: false }` [INFO] [stdout] fac8d95f5c6dc0303b8a623aef44903d86c0a02db11b017158b485b1d3146d76