[INFO] updating cached repository dmit/riichi-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dmit/riichi-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dmit/riichi-rs" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dmit/riichi-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dmit/riichi-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmit/riichi-rs" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/dmit/riichi-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/dmit/riichi-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a3a4b569466bb601426ba53dad70efcf20824844
[INFO] sha for GitHub repo dmit/riichi-rs: a3a4b569466bb601426ba53dad70efcf20824844
[INFO] validating manifest of dmit/riichi-rs on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dmit/riichi-rs on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dmit/riichi-rs
[INFO] finished frobbing dmit/riichi-rs
[INFO] frobbed toml for dmit/riichi-rs written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dmit/riichi-rs/Cargo.toml
[INFO] started frobbing dmit/riichi-rs
[INFO] finished frobbing dmit/riichi-rs
[INFO] frobbed toml for dmit/riichi-rs written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/dmit/riichi-rs/Cargo.toml
[INFO] crate dmit/riichi-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dmit/riichi-rs against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-5/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dmit/riichi-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9f1a2a0f89d2568bec0077356e8c615a7e022bff5529d3eba44c5df7037bf7b3
[INFO] running `"docker" "start" "-a" "9f1a2a0f89d2568bec0077356e8c615a7e022bff5529d3eba44c5df7037bf7b3"`
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking riichi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `groups`
[INFO] [stderr]    --> src/tile.rs:301:13
[INFO] [stderr]     |
[INFO] [stderr] 301 |         let groups = self.groups();
[INFO] [stderr]     |             ^^^^^^ help: consider prefixing with an underscore: `_groups`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `groups`
[INFO] [stderr]    --> src/tile.rs:301:13
[INFO] [stderr]     |
[INFO] [stderr] 301 |         let groups = self.groups();
[INFO] [stderr]     |             ^^^^^^ help: consider prefixing with an underscore: `_groups`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `same_type`
[INFO] [stderr]    --> src/tile.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn same_type(a: Tile, b: Tile) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Chi`
[INFO] [stderr]    --> src/tile.rs:267:5
[INFO] [stderr]     |
[INFO] [stderr] 267 |     Chi,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pon`
[INFO] [stderr]    --> src/tile.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     Pon,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Kan`
[INFO] [stderr]    --> src/tile.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     Kan,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `group_type`
[INFO] [stderr]    --> src/tile.rs:368:5
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn group_type(tiles: &[Tile]) -> Option<Group> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `same_type`
[INFO] [stderr]    --> src/tile.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn same_type(a: Tile, b: Tile) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Chi`
[INFO] [stderr]    --> src/tile.rs:267:5
[INFO] [stderr]     |
[INFO] [stderr] 267 |     Chi,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pon`
[INFO] [stderr]    --> src/tile.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     Pon,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Kan`
[INFO] [stderr]    --> src/tile.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     Kan,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `group_type`
[INFO] [stderr]    --> src/tile.rs:368:5
[INFO] [stderr]     |
[INFO] [stderr] 368 |     fn group_type(tiles: &[Tile]) -> Option<Group> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `"docker" "inspect" "9f1a2a0f89d2568bec0077356e8c615a7e022bff5529d3eba44c5df7037bf7b3"`
[INFO] running `"docker" "rm" "-f" "9f1a2a0f89d2568bec0077356e8c615a7e022bff5529d3eba44c5df7037bf7b3"`
[INFO] [stdout] 9f1a2a0f89d2568bec0077356e8c615a7e022bff5529d3eba44c5df7037bf7b3