[INFO] updating cached repository sru/chip8-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sru/chip8-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sru/chip8-rust" "work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/sru/chip8-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/sru/chip8-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sru/chip8-rust" "work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/sru/chip8-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/sru/chip8-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e932f4237e4b34da010d3136e4b0424ff76d1984
[INFO] sha for GitHub repo sru/chip8-rust: e932f4237e4b34da010d3136e4b0424ff76d1984
[INFO] validating manifest of sru/chip8-rust on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sru/chip8-rust on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sru/chip8-rust
[INFO] finished frobbing sru/chip8-rust
[INFO] frobbed toml for sru/chip8-rust written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/sru/chip8-rust/Cargo.toml
[INFO] started frobbing sru/chip8-rust
[INFO] finished frobbing sru/chip8-rust
[INFO] frobbed toml for sru/chip8-rust written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/sru/chip8-rust/Cargo.toml
[INFO] crate sru/chip8-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/sru/chip8-rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sru/chip8-rust against master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-7/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/sru/chip8-rust:/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" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9f4d8637c24de65b0a5bca6d4b626e6fef4bbd0c41a92fcca222d21a2ddf519d
[INFO] running `"docker" "start" "-a" "9f4d8637c24de65b0a5bca6d4b626e6fef4bbd0c41a92fcca222d21a2ddf519d"`
[INFO] [stderr]     Checking chip8 v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::num::wrapping`
[INFO] [stderr]   --> src/lib.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::num::wrapping::WrappingOps;
[INFO] [stderr]    |               ^^^^^^^^ could not find `wrapping` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::wrapping`
[INFO] [stderr]   --> src/lib.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::num::wrapping::WrappingOps;
[INFO] [stderr]    |               ^^^^^^^^ could not find `wrapping` in `num`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `chip8`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `chip8`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9f4d8637c24de65b0a5bca6d4b626e6fef4bbd0c41a92fcca222d21a2ddf519d"`
[INFO] running `"docker" "rm" "-f" "9f4d8637c24de65b0a5bca6d4b626e6fef4bbd0c41a92fcca222d21a2ddf519d"`
[INFO] [stdout] 9f4d8637c24de65b0a5bca6d4b626e6fef4bbd0c41a92fcca222d21a2ddf519d