[INFO] updating cached repository https://github.com/blackxparade/RUST-Chip-8
[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] e4b105caa4668357283a5cdc37a93c39f553a95b
[INFO] checking blackxparade/RUST-Chip-8 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackxparade%2FRUST-Chip-8" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blackxparade/RUST-Chip-8 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/blackxparade/RUST-Chip-8
[INFO] finished tweaking git repo https://github.com/blackxparade/RUST-Chip-8
[INFO] tweaked toml for git repo https://github.com/blackxparade/RUST-Chip-8 written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/blackxparade/RUST-Chip-8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 24cc2bd900055c75867cc7a5920e1b134c48995dd64662e134374c91ca7cfc48
[INFO] running `"docker" "start" "-a" "24cc2bd900055c75867cc7a5920e1b134c48995dd64662e134374c91ca7cfc48"`
[INFO] [stderr]    Compiling minifb v0.9.1
[INFO] [stderr]     Checking dylib v0.0.1
[INFO] [stderr]     Checking colored v1.5.1
[INFO] [stderr]     Checking x11-dl v2.2.1
[INFO] [stderr]     Checking RUST-Chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:465:39
[INFO] [stderr]     |
[INFO] [stderr] 465 |                 if cpu.v_memory[coord((vx as usize + j as usize),
[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 function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |                 (vy as usize + i as usize))] != 0 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:469:36
[INFO] [stderr]     |
[INFO] [stderr] 469 |                 cpu.v_memory[coord((vx as usize + j as usize),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:470:17
[INFO] [stderr]     |
[INFO] [stderr] 470 |                 (vy as usize + i as usize))] ^= 0xFFFFFFFF;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RUST_Chip_8` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_chip_8`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:465:39
[INFO] [stderr]     |
[INFO] [stderr] 465 |                 if cpu.v_memory[coord((vx as usize + j as usize),
[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 function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:466:17
[INFO] [stderr]     |
[INFO] [stderr] 466 |                 (vy as usize + i as usize))] != 0 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:469:36
[INFO] [stderr]     |
[INFO] [stderr] 469 |                 cpu.v_memory[coord((vx as usize + j as usize),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/cpu/opcode.rs:470:17
[INFO] [stderr]     |
[INFO] [stderr] 470 |                 (vy as usize + i as usize))] ^= 0xFFFFFFFF;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RUST_Chip_8` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_chip_8`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
[INFO] running `"docker" "inspect" "24cc2bd900055c75867cc7a5920e1b134c48995dd64662e134374c91ca7cfc48"`
[INFO] running `"docker" "rm" "-f" "24cc2bd900055c75867cc7a5920e1b134c48995dd64662e134374c91ca7cfc48"`
[INFO] [stdout] 24cc2bd900055c75867cc7a5920e1b134c48995dd64662e134374c91ca7cfc48