[INFO] cloning repository DrLynix/chip8
[INFO] running `"git" "clone" "--bare" "git://github.com/DrLynix/chip8.git" "work/cache/sources/gh/DrLynix/chip8"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/DrLynix/chip8'...
[INFO] running `"git" "clone" "work/cache/sources/gh/DrLynix/chip8" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DrLynix/chip8"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DrLynix/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DrLynix/chip8" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DrLynix/chip8"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DrLynix/chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df40ed5d27da6a19b57738cfbfb38e845dac8055
[INFO] sha for GitHub repo DrLynix/chip8: df40ed5d27da6a19b57738cfbfb38e845dac8055
[INFO] validating manifest of DrLynix/chip8 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DrLynix/chip8 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DrLynix/chip8
[INFO] finished frobbing DrLynix/chip8
[INFO] frobbed toml for DrLynix/chip8 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DrLynix/chip8/Cargo.toml
[INFO] started frobbing DrLynix/chip8
[INFO] finished frobbing DrLynix/chip8
[INFO] frobbed toml for DrLynix/chip8 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/DrLynix/chip8/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking DrLynix/chip8 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/DrLynix/chip8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 24b15410d556b23d61bd961a68213779c1f3a526404317851a497a5f7856cad7
[INFO] running `"docker" "start" "-a" "24b15410d556b23d61bd961a68213779c1f3a526404317851a497a5f7856cad7"`
[INFO] [stderr]     Checking x11-dl v2.14.0
[INFO] [stderr]     Checking minifb v0.11.2
[INFO] [stderr]     Checking chip-8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chip8/state.rs:54:29
[INFO] [stderr]    |
[INFO] [stderr] 54 |     key_pressed: Option<Box<Fn(Key) -> bool>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Key) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/chip8/state.rs:491:54
[INFO] [stderr]     |
[INFO] [stderr] 491 |     pub fn set_key_callback(&mut self, callback: Box<Fn(Key) -> bool>) {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Key) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chip8/state.rs:54:29
[INFO] [stderr]    |
[INFO] [stderr] 54 |     key_pressed: Option<Box<Fn(Key) -> bool>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Key) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/chip8/state.rs:491:54
[INFO] [stderr]     |
[INFO] [stderr] 491 |     pub fn set_key_callback(&mut self, callback: Box<Fn(Key) -> bool>) {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Key) -> bool`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `"docker" "inspect" "24b15410d556b23d61bd961a68213779c1f3a526404317851a497a5f7856cad7"`
[INFO] running `"docker" "rm" "-f" "24b15410d556b23d61bd961a68213779c1f3a526404317851a497a5f7856cad7"`
[INFO] [stdout] 24b15410d556b23d61bd961a68213779c1f3a526404317851a497a5f7856cad7