Nov 30 01:24:03.415 INFO checking ivanovaleksey/de-miner against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 01:24:03.415 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 01:24:03.776 INFO [stdout] 124b8e42c723b91a245112af4f69eeeea8f77fffc090c42615d47406b1da3fcf
Nov 30 01:24:03.778 INFO running `"docker" "start" "-a" "124b8e42c723b91a245112af4f69eeeea8f77fffc090c42615d47406b1da3fcf"`
Nov 30 01:24:05.290 INFO [stderr] usermod: no changes
Nov 30 01:24:05.369 INFO [stderr]     Checking itertools v0.7.7
Nov 30 01:24:07.600 INFO [stderr]     Checking de-miner v0.1.0 (/source)
Nov 30 01:24:08.088 INFO [stderr] warning: variant is never constructed: `Bomb`
Nov 30 01:24:08.088 INFO [stderr]  --> src/main.rs:7:5
Nov 30 01:24:08.088 INFO [stderr]   |
Nov 30 01:24:08.088 INFO [stderr] 7 |     Bomb,
Nov 30 01:24:08.088 INFO [stderr]   |     ^^^^
Nov 30 01:24:08.088 INFO [stderr]   |
Nov 30 01:24:08.088 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: variant is never constructed: `Safe`
Nov 30 01:24:08.088 INFO [stderr]  --> src/main.rs:8:5
Nov 30 01:24:08.088 INFO [stderr]   |
Nov 30 01:24:08.088 INFO [stderr] 8 |     Safe,
Nov 30 01:24:08.088 INFO [stderr]   |     ^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: variant is never constructed: `Bomb`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:13:5
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 13 |     Bomb,
Nov 30 01:24:08.088 INFO [stderr]    |     ^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: variant is never constructed: `Safe`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:14:5
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 14 |     Safe(usize),
Nov 30 01:24:08.088 INFO [stderr]    |     ^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: struct is never constructed: `GameField`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:28:1
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 28 | struct GameField<T> {
Nov 30 01:24:08.088 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: type alias is never used: `Field`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:33:1
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 33 | type Field = GameField<CellKind>;
Nov 30 01:24:08.088 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: type alias is never used: `OpenField`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:34:1
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 34 | type OpenField = GameField<OpenCellKind>;
Nov 30 01:24:08.088 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: method is never used: `parse`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:37:5
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 37 |     fn parse(input: &str) -> Field {
Nov 30 01:24:08.088 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: method is never used: `open`
Nov 30 01:24:08.088 INFO [stderr]   --> src/main.rs:60:5
Nov 30 01:24:08.088 INFO [stderr]    |
Nov 30 01:24:08.088 INFO [stderr] 60 |     fn open(&self) -> OpenField {
Nov 30 01:24:08.088 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.088 INFO [stderr] warning: method is never used: `adjacent`
Nov 30 01:24:08.088 INFO [stderr]    --> src/main.rs:129:5
Nov 30 01:24:08.088 INFO [stderr]     |
Nov 30 01:24:08.088 INFO [stderr] 129 |     fn adjacent(&self) -> Vec<Cell> {
Nov 30 01:24:08.088 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 01:24:08.088 INFO [stderr] 
Nov 30 01:24:08.271 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
Nov 30 01:24:08.279 INFO [stderr] su: No module specific data is present
Nov 30 01:24:09.012 INFO running `"docker" "inspect" "124b8e42c723b91a245112af4f69eeeea8f77fffc090c42615d47406b1da3fcf"`
Nov 30 01:24:09.404 INFO running `"docker" "rm" "-f" "124b8e42c723b91a245112af4f69eeeea8f77fffc090c42615d47406b1da3fcf"`
Nov 30 01:24:09.769 INFO [stdout] 124b8e42c723b91a245112af4f69eeeea8f77fffc090c42615d47406b1da3fcf