[INFO] cloning repository https://github.com/magey3/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/magey3/chip8-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c72a24b49c8e9c714e60e196f797ed71b3e5bcc [INFO] checking magey3/chip8-emu against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-135899 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagey3%2Fchip8-emu" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/magey3/chip8-emu on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/magey3/chip8-emu [INFO] finished tweaking git repo https://github.com/magey3/chip8-emu [INFO] tweaked toml for git repo https://github.com/magey3/chip8-emu written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/magey3/chip8-emu 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" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 009484d8a1fca2be29abab76019110ecdc3aba8c4a7bb66730e39261edc9d1b9 [INFO] running `Command { std: "docker" "start" "-a" "009484d8a1fca2be29abab76019110ecdc3aba8c4a7bb66730e39261edc9d1b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "009484d8a1fca2be29abab76019110ecdc3aba8c4a7bb66730e39261edc9d1b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "009484d8a1fca2be29abab76019110ecdc3aba8c4a7bb66730e39261edc9d1b9", kill_on_drop: false }` [INFO] [stdout] 009484d8a1fca2be29abab76019110ecdc3aba8c4a7bb66730e39261edc9d1b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 515a19c254e2976c5d1ecea62c554a9762041b7bee39774265ec5857c3baee1c [INFO] running `Command { std: "docker" "start" "-a" "515a19c254e2976c5d1ecea62c554a9762041b7bee39774265ec5857c3baee1c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling sdl2 v0.34.3 [INFO] [stderr] Checking c_vec v1.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling sdl2-sys v0.34.3 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking chip8-emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `VideoSubsystem` [INFO] [stdout] --> src/graphics.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use sdl2::{self, VideoSubsystem}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `graphics::Display` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use graphics::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::opcode::*` [INFO] [stdout] --> src/main.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | use crate::opcode::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VideoSubsystem` [INFO] [stdout] --> src/graphics.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use sdl2::{self, VideoSubsystem}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `graphics::Display` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use graphics::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/execute.rs:204:3 [INFO] [stdout] | [INFO] [stdout] 204 | _ => panic!("Unsupported opcode at {:#x}", state.program_counter), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/execute.rs:204:3 [INFO] [stdout] | [INFO] [stdout] 8 | OpCode::CallMCodeSubroutine(n) => { [INFO] [stdout] | ------------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 12 | OpCode::ClearScreen => { [INFO] [stdout] | ------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 16 | OpCode::SubroutineRet => { [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 24 | OpCode::Goto(x) => { [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 204 | _ => panic!("Unsupported opcode at {:#x}", state.program_counter), [INFO] [stdout] | ^ ...and 31 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/execute.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | OpCode::CallMCodeSubroutine(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/execute.rs:161:32 [INFO] [stdout] | [INFO] [stdout] 161 | OpCode::SkipNextIfKeyPressed(key) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/execute.rs:164:32 [INFO] [stdout] | [INFO] [stdout] 164 | OpCode::SkipNextIfNotPressed(key) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/execute.rs:170:18 [INFO] [stdout] | [INFO] [stdout] 170 | OpCode::GetKey(vx) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/execute.rs:182:36 [INFO] [stdout] | [INFO] [stdout] 182 | OpCode::SetIndexToSpriteLocation(vx) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/execute.rs:204:3 [INFO] [stdout] | [INFO] [stdout] 204 | _ => panic!("Unsupported opcode at {:#x}", state.program_counter), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/execute.rs:204:3 [INFO] [stdout] | [INFO] [stdout] 8 | OpCode::CallMCodeSubroutine(n) => { [INFO] [stdout] | ------------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 12 | OpCode::ClearScreen => { [INFO] [stdout] | ------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 16 | OpCode::SubroutineRet => { [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 24 | OpCode::Goto(x) => { [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 204 | _ => panic!("Unsupported opcode at {:#x}", state.program_counter), [INFO] [stdout] | ^ ...and 31 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/execute.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | OpCode::CallMCodeSubroutine(n) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/execute.rs:161:32 [INFO] [stdout] | [INFO] [stdout] 161 | OpCode::SkipNextIfKeyPressed(key) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/execute.rs:164:32 [INFO] [stdout] | [INFO] [stdout] 164 | OpCode::SkipNextIfNotPressed(key) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/execute.rs:170:18 [INFO] [stdout] | [INFO] [stdout] 170 | OpCode::GetKey(vx) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/execute.rs:182:36 [INFO] [stdout] | [INFO] [stdout] 182 | OpCode::SetIndexToSpriteLocation(vx) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:304:5 [INFO] [stdout] | [INFO] [stdout] 303 | graphics::DisplayEvent::Quit => break 'main, [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 304 | _ => {} [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:304:5 [INFO] [stdout] | [INFO] [stdout] 303 | graphics::DisplayEvent::Quit => break 'main, [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 304 | _ => {} [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s [INFO] running `Command { std: "docker" "inspect" "515a19c254e2976c5d1ecea62c554a9762041b7bee39774265ec5857c3baee1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "515a19c254e2976c5d1ecea62c554a9762041b7bee39774265ec5857c3baee1c", kill_on_drop: false }` [INFO] [stdout] 515a19c254e2976c5d1ecea62c554a9762041b7bee39774265ec5857c3baee1c