[INFO] updating cached repository https://github.com/acmiyaguchi/chip8-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 707af4af63de8c3e3e9366c0c1e06d050eade9a6 [INFO] checking acmiyaguchi/chip8-rust against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Facmiyaguchi%2Fchip8-rust" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/acmiyaguchi/chip8-rust on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/acmiyaguchi/chip8-rust [INFO] finished tweaking git repo https://github.com/acmiyaguchi/chip8-rust [INFO] tweaked toml for git repo https://github.com/acmiyaguchi/chip8-rust written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/acmiyaguchi/chip8-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2f8afd509af5e790a1e9a6fed52588c781d3110b3b8abf838122baf2c8c8e454 [INFO] running `"docker" "start" "-a" "2f8afd509af5e790a1e9a6fed52588c781d3110b3b8abf838122baf2c8c8e454"` [INFO] [stderr] Checking deflate v0.7.8 [INFO] [stderr] Checking gfx_core v0.7.0 [INFO] [stderr] Compiling target_build_utils v0.3.0 [INFO] [stderr] Checking png v0.7.0 [INFO] [stderr] Checking image v0.13.0 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Checking dlib v0.3.1 [INFO] [stderr] Checking wayland-sys v0.7.8 [INFO] [stderr] Checking wayland-client v0.7.8 [INFO] [stderr] Checking wayland-window v0.4.4 [INFO] [stderr] Checking wayland-kbd v0.6.3 [INFO] [stderr] Checking winit v0.5.11 [INFO] [stderr] Checking gfx v0.15.1 [INFO] [stderr] Checking gfx_device_gl v0.14.0 [INFO] [stderr] Checking glutin v0.7.4 [INFO] [stderr] Checking pistoncore-glutin_window v0.36.0 [INFO] [stderr] Checking piston-gfx_texture v0.23.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.39.0 [INFO] [stderr] Checking piston_window v0.65.0 [INFO] [stderr] Checking chip8-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:369:21 [INFO] [stderr] | [INFO] [stderr] 369 | if let Some(args) = e.render_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | if let Some(args) = e.update_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut mem = &mut self.memory; [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/main.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut reg = &mut self.register; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut stack = &mut self.stack; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `register_I` should have a snake case name [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | register_I: u16, [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `register_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | f.read(&mut self.memory[0x200..]); [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: variable `I` should have a snake case name [INFO] [stderr] --> src/main.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | let mut I = self.register_I; [INFO] [stderr] | ^ help: convert the identifier to snake case: `i` [INFO] [stderr] [INFO] [stderr] warning: variable `PC` should have a snake case name [INFO] [stderr] --> src/main.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | let mut PC = self.program_counter; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `pc` [INFO] [stderr] [INFO] [stderr] warning: variable `SP` should have a snake case name [INFO] [stderr] --> src/main.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | let mut SP = self.stack_pointer; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `sp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:369:21 [INFO] [stderr] | [INFO] [stderr] 369 | if let Some(args) = e.render_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:379:21 [INFO] [stderr] | [INFO] [stderr] 379 | if let Some(args) = e.update_args() { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut mem = &mut self.memory; [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/main.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut reg = &mut self.register; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:148:13 [INFO] [stderr] | [INFO] [stderr] 148 | let mut stack = &mut self.stack; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: structure field `register_I` should have a snake case name [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | register_I: u16, [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `register_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | f.read(&mut self.memory[0x200..]); [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: variable `I` should have a snake case name [INFO] [stderr] --> src/main.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | let mut I = self.register_I; [INFO] [stderr] | ^ help: convert the identifier to snake case: `i` [INFO] [stderr] [INFO] [stderr] warning: variable `PC` should have a snake case name [INFO] [stderr] --> src/main.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | let mut PC = self.program_counter; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `pc` [INFO] [stderr] [INFO] [stderr] warning: variable `SP` should have a snake case name [INFO] [stderr] --> src/main.rs:151:17 [INFO] [stderr] | [INFO] [stderr] 151 | let mut SP = self.stack_pointer; [INFO] [stderr] | ^^ help: convert the identifier to snake case: `sp` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `"docker" "inspect" "2f8afd509af5e790a1e9a6fed52588c781d3110b3b8abf838122baf2c8c8e454"` [INFO] running `"docker" "rm" "-f" "2f8afd509af5e790a1e9a6fed52588c781d3110b3b8abf838122baf2c8c8e454"` [INFO] [stdout] 2f8afd509af5e790a1e9a6fed52588c781d3110b3b8abf838122baf2c8c8e454