Dec 17 19:47:43.268 INFO checking mehrati/sudoku_solution against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:47:43.268 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:47:43.732 INFO [stdout] 5ee0b67622007a0f30e11648fa82cbfa50a6b5051562a2b9f348a780d600b176
Dec 17 19:47:43.734 INFO running `"docker" "start" "-a" "5ee0b67622007a0f30e11648fa82cbfa50a6b5051562a2b9f348a780d600b176"`
Dec 17 19:47:44.976 INFO [stderr]     Checking sudoku_solution v0.1.0 (/opt/crater/workdir)
Dec 17 19:47:45.370 INFO [stderr] warning: unused variable: `e`
Dec 17 19:47:45.370 INFO [stderr]    --> src/main.rs:111:13
Dec 17 19:47:45.370 INFO [stderr]     |
Dec 17 19:47:45.370 INFO [stderr] 111 |         Err(e) => panic!("err"),
Dec 17 19:47:45.370 INFO [stderr]     |             ^ help: consider using `_e` instead
Dec 17 19:47:45.370 INFO [stderr]     |
Dec 17 19:47:45.370 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:45.370 INFO [stderr] 
Dec 17 19:47:45.370 INFO [stderr] warning: unused variable: `arr`
Dec 17 19:47:45.370 INFO [stderr]    --> src/main.rs:117:13
Dec 17 19:47:45.370 INFO [stderr]     |
Dec 17 19:47:45.370 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 17 19:47:45.370 INFO [stderr]     |             ^^^ help: consider using `_arr` instead
Dec 17 19:47:45.370 INFO [stderr] 
Dec 17 19:47:45.373 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:45.373 INFO [stderr]    --> src/main.rs:117:9
Dec 17 19:47:45.373 INFO [stderr]     |
Dec 17 19:47:45.373 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 17 19:47:45.373 INFO [stderr]     |         ----^^^
Dec 17 19:47:45.373 INFO [stderr]     |         |
Dec 17 19:47:45.373 INFO [stderr]     |         help: remove this `mut`
Dec 17 19:47:45.373 INFO [stderr]     |
Dec 17 19:47:45.373 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:45.373 INFO [stderr] 
Dec 17 19:47:45.377 INFO [stderr] warning: unused variable: `e`
Dec 17 19:47:45.377 INFO [stderr]    --> src/main.rs:111:13
Dec 17 19:47:45.377 INFO [stderr]     |
Dec 17 19:47:45.377 INFO [stderr] 111 |         Err(e) => panic!("err"),
Dec 17 19:47:45.377 INFO [stderr]     |             ^ help: consider using `_e` instead
Dec 17 19:47:45.377 INFO [stderr]     |
Dec 17 19:47:45.377 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:45.377 INFO [stderr] 
Dec 17 19:47:45.377 INFO [stderr] warning: unused variable: `arr`
Dec 17 19:47:45.377 INFO [stderr]    --> src/main.rs:117:13
Dec 17 19:47:45.377 INFO [stderr]     |
Dec 17 19:47:45.377 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 17 19:47:45.377 INFO [stderr]     |             ^^^ help: consider using `_arr` instead
Dec 17 19:47:45.377 INFO [stderr] 
Dec 17 19:47:45.377 INFO [stderr] warning: type `cell` should have a camel case name such as `Cell`
Dec 17 19:47:45.377 INFO [stderr]   --> src/main.rs:10:1
Dec 17 19:47:45.377 INFO [stderr]    |
Dec 17 19:47:45.377 INFO [stderr] 10 | type cell = Cell;
Dec 17 19:47:45.377 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 19:47:45.377 INFO [stderr]    |
Dec 17 19:47:45.377 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 17 19:47:45.377 INFO [stderr] 
Dec 17 19:47:45.388 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:45.388 INFO [stderr]    --> src/main.rs:117:9
Dec 17 19:47:45.388 INFO [stderr]     |
Dec 17 19:47:45.388 INFO [stderr] 117 |     let mut arr:[[i32;9];9]= [[0;9];9];
Dec 17 19:47:45.388 INFO [stderr]     |         ----^^^
Dec 17 19:47:45.388 INFO [stderr]     |         |
Dec 17 19:47:45.388 INFO [stderr]     |         help: remove this `mut`
Dec 17 19:47:45.388 INFO [stderr]     |
Dec 17 19:47:45.388 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:45.388 INFO [stderr] 
Dec 17 19:47:45.398 INFO [stderr] warning: type `cell` should have a camel case name such as `Cell`
Dec 17 19:47:45.398 INFO [stderr]   --> src/main.rs:10:1
Dec 17 19:47:45.398 INFO [stderr]    |
Dec 17 19:47:45.398 INFO [stderr] 10 | type cell = Cell;
Dec 17 19:47:45.398 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 19:47:45.398 INFO [stderr]    |
Dec 17 19:47:45.398 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 17 19:47:45.398 INFO [stderr] 
Dec 17 19:47:45.424 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 17 19:47:45.812 INFO running `"docker" "inspect" "5ee0b67622007a0f30e11648fa82cbfa50a6b5051562a2b9f348a780d600b176"`
Dec 17 19:47:45.938 INFO running `"docker" "rm" "-f" "5ee0b67622007a0f30e11648fa82cbfa50a6b5051562a2b9f348a780d600b176"`
Dec 17 19:47:46.039 INFO [stdout] 5ee0b67622007a0f30e11648fa82cbfa50a6b5051562a2b9f348a780d600b176