Dec 19 12:47:33.621 INFO checking mehrati/sudoku_solution against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:47:33.621 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/mehrati/sudoku_solution:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:47:34.204 INFO [stdout] a28cef3da190bb48b6dc5863275c5e0d82a5c54ab25b7c43b8a24e21c9ffe518
Dec 19 12:47:34.208 INFO running `"docker" "start" "-a" "a28cef3da190bb48b6dc5863275c5e0d82a5c54ab25b7c43b8a24e21c9ffe518"`
Dec 19 12:47:35.902 INFO [stderr]     Checking sudoku_solution v0.1.0 (/opt/crater/workdir)
Dec 19 12:47:36.236 INFO [stderr] warning: unused variable: `e`
Dec 19 12:47:36.237 INFO [stderr]    --> src/main.rs:111:13
Dec 19 12:47:36.237 INFO [stderr]     |
Dec 19 12:47:36.237 INFO [stderr] 111 |         Err(e) => panic!("err"),
Dec 19 12:47:36.237 INFO [stderr]     |             ^ help: consider using `_e` instead
Dec 19 12:47:36.237 INFO [stderr]     |
Dec 19 12:47:36.237 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:47:36.237 INFO [stderr] 
Dec 19 12:47:36.237 INFO [stderr] warning: unused variable: `arr`
Dec 19 12:47:36.237 INFO [stderr]    --> src/main.rs:117:13
Dec 19 12:47:36.237 INFO [stderr]     |
Dec 19 12:47:36.237 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 19 12:47:36.237 INFO [stderr]     |             ^^^ help: consider using `_arr` instead
Dec 19 12:47:36.237 INFO [stderr] 
Dec 19 12:47:36.241 INFO [stderr] warning: unused variable: `e`
Dec 19 12:47:36.241 INFO [stderr]    --> src/main.rs:111:13
Dec 19 12:47:36.241 INFO [stderr]     |
Dec 19 12:47:36.241 INFO [stderr] 111 |         Err(e) => panic!("err"),
Dec 19 12:47:36.241 INFO [stderr]     |             ^ help: consider using `_e` instead
Dec 19 12:47:36.241 INFO [stderr]     |
Dec 19 12:47:36.241 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:47:36.241 INFO [stderr] 
Dec 19 12:47:36.241 INFO [stderr] warning: unused variable: `arr`
Dec 19 12:47:36.241 INFO [stderr]    --> src/main.rs:117:13
Dec 19 12:47:36.241 INFO [stderr]     |
Dec 19 12:47:36.241 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 19 12:47:36.241 INFO [stderr]     |             ^^^ help: consider using `_arr` instead
Dec 19 12:47:36.241 INFO [stderr] 
Dec 19 12:47:36.250 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:47:36.250 INFO [stderr]    --> src/main.rs:117:9
Dec 19 12:47:36.251 INFO [stderr]     |
Dec 19 12:47:36.251 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 19 12:47:36.251 INFO [stderr]     |         ----^^^
Dec 19 12:47:36.251 INFO [stderr]     |         |
Dec 19 12:47:36.251 INFO [stderr]     |         help: remove this `mut`
Dec 19 12:47:36.251 INFO [stderr]     |
Dec 19 12:47:36.251 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 12:47:36.251 INFO [stderr] 
Dec 19 12:47:36.252 INFO [stderr] warning: variable does not need to be mutable
Dec 19 12:47:36.252 INFO [stderr]    --> src/main.rs:117:9
Dec 19 12:47:36.252 INFO [stderr]     |
Dec 19 12:47:36.252 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 19 12:47:36.252 INFO [stderr]     |         ----^^^
Dec 19 12:47:36.252 INFO [stderr]     |         |
Dec 19 12:47:36.252 INFO [stderr]     |         help: remove this `mut`
Dec 19 12:47:36.252 INFO [stderr]     |
Dec 19 12:47:36.252 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 12:47:36.252 INFO [stderr] 
Dec 19 12:47:36.256 INFO [stderr] warning: type `cell` should have a camel case name such as `Cell`
Dec 19 12:47:36.256 INFO [stderr]   --> src/main.rs:10:1
Dec 19 12:47:36.256 INFO [stderr]    |
Dec 19 12:47:36.256 INFO [stderr] 10 | type cell = Cell;
Dec 19 12:47:36.256 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 12:47:36.256 INFO [stderr]    |
Dec 19 12:47:36.256 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 19 12:47:36.256 INFO [stderr] 
Dec 19 12:47:36.259 INFO [stderr] warning: type `cell` should have a camel case name such as `Cell`
Dec 19 12:47:36.259 INFO [stderr]   --> src/main.rs:10:1
Dec 19 12:47:36.259 INFO [stderr]    |
Dec 19 12:47:36.259 INFO [stderr] 10 | type cell = Cell;
Dec 19 12:47:36.259 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 12:47:36.259 INFO [stderr]    |
Dec 19 12:47:36.259 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 19 12:47:36.259 INFO [stderr] 
Dec 19 12:47:36.304 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 19 12:47:37.203 INFO running `"docker" "inspect" "a28cef3da190bb48b6dc5863275c5e0d82a5c54ab25b7c43b8a24e21c9ffe518"`
Dec 19 12:47:37.386 INFO running `"docker" "rm" "-f" "a28cef3da190bb48b6dc5863275c5e0d82a5c54ab25b7c43b8a24e21c9ffe518"`
Dec 19 12:47:37.486 INFO [stdout] a28cef3da190bb48b6dc5863275c5e0d82a5c54ab25b7c43b8a24e21c9ffe518