[INFO] updating cached repository https://github.com/hunterwerlla/chip8temu
[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] 42079067f0d1e30a3b0317b9106bb59ea57de658
[INFO] checking hunterwerlla/chip8temu against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhunterwerlla%2Fchip8temu" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hunterwerlla/chip8temu 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/hunterwerlla/chip8temu
[INFO] finished tweaking git repo https://github.com/hunterwerlla/chip8temu
[INFO] tweaked toml for git repo https://github.com/hunterwerlla/chip8temu written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hunterwerlla/chip8temu 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-2/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[INFO] the lockfile is outdated, regenerating it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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84512c74126b9b6177bd702b0a4b745b3236408082a0ebdf4b9187f818f5d3e2
[INFO] running `"docker" "start" "-a" "84512c74126b9b6177bd702b0a4b745b3236408082a0ebdf4b9187f818f5d3e2"`
[INFO] [stderr]     Checking lzw v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking png v0.4.3
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking gif v0.6.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling glium v0.15.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking image v0.5.4
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking chip8temu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MSB` should have a snake case name
[INFO] [stderr]    --> src/main.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let MSB = &ram[pc as usize].clone();
[INFO] [stderr]     |             ^^^ help: convert the identifier to snake case: `msb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MSB` should have a snake case name
[INFO] [stderr] warning: variable `LSB` should have a snake case name
[INFO] [stderr]    --> src/main.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr]    --> src/main.rs:124:13
[INFO] [stderr] 123 |         let MSB = &ram[pc as usize].clone();
[INFO] [stderr]     |             ^^^ help: convert the identifier to snake case: `msb`
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let LSB = &ram[(pc+1) as usize].clone();
[INFO] [stderr]     |             ^^^ help: convert the identifier to snake case: `lsb`
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `LSB` should have a snake case name
[INFO] [stderr]    --> src/main.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let LSB = &ram[(pc+1) as usize].clone();
[INFO] [stderr]     |             ^^^ help: convert the identifier to snake case: `lsb`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.47s
[INFO] running `"docker" "inspect" "84512c74126b9b6177bd702b0a4b745b3236408082a0ebdf4b9187f818f5d3e2"`
[INFO] running `"docker" "rm" "-f" "84512c74126b9b6177bd702b0a4b745b3236408082a0ebdf4b9187f818f5d3e2"`
[INFO] [stdout] 84512c74126b9b6177bd702b0a4b745b3236408082a0ebdf4b9187f818f5d3e2