[INFO] updating cached repository caengen/rust-chip8
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/caengen/rust-chip8
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/caengen/rust-chip8" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/caengen/rust-chip8"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/caengen/rust-chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/caengen/rust-chip8" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/caengen/rust-chip8"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/caengen/rust-chip8'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 709102235b7e462890c3d369671bd1f2ac320ba6
[INFO] sha for GitHub repo caengen/rust-chip8: 709102235b7e462890c3d369671bd1f2ac320ba6
[INFO] validating manifest of caengen/rust-chip8 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of caengen/rust-chip8 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing caengen/rust-chip8
[INFO] finished frobbing caengen/rust-chip8
[INFO] frobbed toml for caengen/rust-chip8 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/caengen/rust-chip8/Cargo.toml
[INFO] started frobbing caengen/rust-chip8
[INFO] finished frobbing caengen/rust-chip8
[INFO] frobbed toml for caengen/rust-chip8 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/caengen/rust-chip8/Cargo.toml
[INFO] crate caengen/rust-chip8 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking caengen/rust-chip8 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/caengen/rust-chip8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ee48b1c0c9407d74469c4205b02dbd6f17d5f3471d0ba02022332250a224ab79
[INFO] running `"docker" "start" "-a" "ee48b1c0c9407d74469c4205b02dbd6f17d5f3471d0ba02022332250a224ab79"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected one of `.`, `;`, `?`, or an operator, found `println`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let c8 = Chip8 { }
[INFO] [stderr]   |                       - expected one of `.`, `;`, `?`, or an operator here
[INFO] [stderr] 4 |     println!("Hello, world!");
[INFO] [stderr]   |     ^^^^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `.`, `;`, `?`, or an operator, found `println`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let c8 = Chip8 { }
[INFO] [stderr]   |                       - expected one of `.`, `;`, `?`, or an operator here
[INFO] [stderr] 4 |     println!("Hello, world!");
[INFO] [stderr]   |     ^^^^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-chip8`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-chip8`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ee48b1c0c9407d74469c4205b02dbd6f17d5f3471d0ba02022332250a224ab79"`
[INFO] running `"docker" "rm" "-f" "ee48b1c0c9407d74469c4205b02dbd6f17d5f3471d0ba02022332250a224ab79"`
[INFO] [stdout] ee48b1c0c9407d74469c4205b02dbd6f17d5f3471d0ba02022332250a224ab79