[INFO] updating cached repository https://github.com/btwotwo/chip8rust
[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] [stderr] From https://github.com/btwotwo/chip8rust
[INFO] [stderr]    4613a15..ae0d806  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae0d80691fc92a35a0a432dbd6e3db5d85a12fc5
[INFO] checking btwotwo/chip8rust against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/btwotwo/chip8rust 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/btwotwo/chip8rust
[INFO] finished tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] tweaked toml for git repo https://github.com/btwotwo/chip8rust written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/btwotwo/chip8rust 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/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] d2f0aece66c8a212c3ec2cac4ee3d57115f0b4f960c317e9925702cd0562f16a
[INFO] running `"docker" "start" "-a" "d2f0aece66c8a212c3ec2cac4ee3d57115f0b4f960c317e9925702cd0562f16a"`
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking crossterm v0.9.6
[INFO] [stderr]     Checking crossterm v0.10.2
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]     Checking chip8rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/opcode/mod.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |            ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chip`
[INFO] [stderr]    --> src/opcode/mod.rs:237:28
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |                            ^^^^ help: consider prefixing with an underscore: `_chip`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rand`
[INFO] [stderr]    --> src/opcode/mod.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn rand(opcode: Opcode, chip: &mut Chip) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]    --> src/opcode/mod.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn print(opcode: Opcode, chip: &mut Chip) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skp`
[INFO] [stderr]    --> src/opcode/mod.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/opcode/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/opcode/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/opcode/mod.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |            ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chip`
[INFO] [stderr]    --> src/opcode/mod.rs:237:28
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |                            ^^^^ help: consider prefixing with an underscore: `_chip`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/opcode/opcodes_tests.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let opcode = 0x2DEA;
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rand`
[INFO] [stderr]    --> src/opcode/mod.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     fn rand(opcode: Opcode, chip: &mut Chip) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]    --> src/opcode/mod.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn print(opcode: Opcode, chip: &mut Chip) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skp`
[INFO] [stderr]    --> src/opcode/mod.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn skp(opcode: Opcode, chip: &mut Chip) {}
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/opcode/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/opcode/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.19s
[INFO] running `"docker" "inspect" "d2f0aece66c8a212c3ec2cac4ee3d57115f0b4f960c317e9925702cd0562f16a"`
[INFO] running `"docker" "rm" "-f" "d2f0aece66c8a212c3ec2cac4ee3d57115f0b4f960c317e9925702cd0562f16a"`
[INFO] [stdout] d2f0aece66c8a212c3ec2cac4ee3d57115f0b4f960c317e9925702cd0562f16a