[INFO] updating cached repository pavloslav/rust-rpg
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pavloslav/rust-rpg
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pavloslav/rust-rpg" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pavloslav/rust-rpg"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pavloslav/rust-rpg'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pavloslav/rust-rpg" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pavloslav/rust-rpg"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pavloslav/rust-rpg'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] deddad91080e5167f0df7878822370d25a31c64d
[INFO] sha for GitHub repo pavloslav/rust-rpg: deddad91080e5167f0df7878822370d25a31c64d
[INFO] validating manifest of pavloslav/rust-rpg on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pavloslav/rust-rpg on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pavloslav/rust-rpg
[INFO] finished frobbing pavloslav/rust-rpg
[INFO] frobbed toml for pavloslav/rust-rpg written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pavloslav/rust-rpg/Cargo.toml
[INFO] started frobbing pavloslav/rust-rpg
[INFO] finished frobbing pavloslav/rust-rpg
[INFO] frobbed toml for pavloslav/rust-rpg written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pavloslav/rust-rpg/Cargo.toml
[INFO] crate pavloslav/rust-rpg already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking pavloslav/rust-rpg against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pavloslav/rust-rpg:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f9ae73971d68ee4101d7b945a4cc7e1737fa6447f26c4bb2df0fb3fb97529cfc
[INFO] running `"docker" "start" "-a" "f9ae73971d68ee4101d7b945a4cc7e1737fa6447f26c4bb2df0fb3fb97529cfc"`
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking rust-rpg v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `warrior::Arena`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use warrior::Arena;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::IterMut<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/main.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let f1_tgt = f1[0].select_enemy(f2.iter_mut()).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^ expected mutable reference, found struct `warrior::warrior::Warrior`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut &mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::IterMut<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/main.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let f2_tgt = f2[0].select_enemy(f1.iter_mut()).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^ expected mutable reference, found struct `warrior::warrior::Warrior`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut &mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::Iter<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/warrior/arena.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let opponent = next.select_enemy(self.queue.iter()).unwrap();
[INFO] [stderr]    |                             ^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&&mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0271`.
[INFO] [stderr] error: Could not compile `rust-rpg`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `warrior::Arena`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use warrior::Arena;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::IterMut<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/main.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let f1_tgt = f1[0].select_enemy(f2.iter_mut()).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^ expected mutable reference, found struct `warrior::warrior::Warrior`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut &mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::IterMut<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/main.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let f2_tgt = f2[0].select_enemy(f1.iter_mut()).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^ expected mutable reference, found struct `warrior::warrior::Warrior`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&mut &mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error[E0271]: type mismatch resolving `<std::slice::Iter<'_, &mut warrior::warrior::Warrior> as std::iter::Iterator>::Item == &mut warrior::warrior::Warrior`
[INFO] [stderr]   --> src/warrior/arena.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let opponent = next.select_enemy(self.queue.iter()).unwrap();
[INFO] [stderr]    |                             ^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&&mut warrior::warrior::Warrior`
[INFO] [stderr]               found type `&mut warrior::warrior::Warrior`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0271`.
[INFO] [stderr] error: Could not compile `rust-rpg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f9ae73971d68ee4101d7b945a4cc7e1737fa6447f26c4bb2df0fb3fb97529cfc"`
[INFO] running `"docker" "rm" "-f" "f9ae73971d68ee4101d7b945a4cc7e1737fa6447f26c4bb2df0fb3fb97529cfc"`
[INFO] [stdout] f9ae73971d68ee4101d7b945a4cc7e1737fa6447f26c4bb2df0fb3fb97529cfc