Nov 17 06:48:37.944 INFO testing chc4/minesweeper against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 06:48:37.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 17 06:48:38.491 INFO [stdout] 2c401917c4864238dac4b666c52134e1a3814ce42ddc9c67347fa062fa99d9a0
Nov 17 06:48:38.495 INFO running `"docker" "start" "-a" "2c401917c4864238dac4b666c52134e1a3814ce42ddc9c67347fa062fa99d9a0"`
Nov 17 06:48:39.703 INFO [stderr] usermod: no changes
Nov 17 06:48:39.840 INFO [stderr]    Compiling minesweeper v0.1.0 (/source)
Nov 17 06:48:40.399 INFO [stderr] warning: unused import: `std::io`
Nov 17 06:48:40.399 INFO [stderr]  --> src/main.rs:1:5
Nov 17 06:48:40.399 INFO [stderr]   |
Nov 17 06:48:40.399 INFO [stderr] 1 | use std::io;
Nov 17 06:48:40.399 INFO [stderr]   |     ^^^^^^^
Nov 17 06:48:40.399 INFO [stderr]   |
Nov 17 06:48:40.399 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 06:48:40.399 INFO [stderr] 
Nov 17 06:48:40.528 INFO [stderr] warning: unused variable: `stdin`
Nov 17 06:48:40.528 INFO [stderr]    --> src/main.rs:183:9
Nov 17 06:48:40.528 INFO [stderr]     |
Nov 17 06:48:40.528 INFO [stderr] 183 |     let stdin = std::io::stdin();
Nov 17 06:48:40.528 INFO [stderr]     |         ^^^^^ help: consider using `_stdin` instead
Nov 17 06:48:40.528 INFO [stderr]     |
Nov 17 06:48:40.528 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 06:48:40.528 INFO [stderr] 
Nov 17 06:48:40.528 INFO [stderr] warning: unused variable: `i`
Nov 17 06:48:40.528 INFO [stderr]   --> src/main.rs:56:13
Nov 17 06:48:40.528 INFO [stderr]    |
Nov 17 06:48:40.528 INFO [stderr] 56 |         for i in 0..y {
Nov 17 06:48:40.528 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 17 06:48:40.528 INFO [stderr] 
Nov 17 06:48:40.528 INFO [stderr] warning: unused variable: `j`
Nov 17 06:48:40.528 INFO [stderr]   --> src/main.rs:58:17
Nov 17 06:48:40.528 INFO [stderr]    |
Nov 17 06:48:40.528 INFO [stderr] 58 |             for j in 0..x {
Nov 17 06:48:40.528 INFO [stderr]    |                 ^ help: consider using `_j` instead
Nov 17 06:48:40.528 INFO [stderr] 
Nov 17 06:48:40.528 INFO [stderr] warning: unused variable: `count`
Nov 17 06:48:40.528 INFO [stderr]    --> src/main.rs:108:36
Nov 17 06:48:40.528 INFO [stderr]     |
Nov 17 06:48:40.528 INFO [stderr] 108 |         if let Slot::Empty(visible,count) = slot {
Nov 17 06:48:40.528 INFO [stderr]     |                                    ^^^^^ help: consider using `_count` instead
Nov 17 06:48:40.528 INFO [stderr] 
Nov 17 06:48:40.535 INFO [stderr] warning: variable does not need to be mutable
Nov 17 06:48:40.535 INFO [stderr]   --> src/main.rs:30:9
Nov 17 06:48:40.535 INFO [stderr]    |
Nov 17 06:48:40.535 INFO [stderr] 30 |     let mut stdin = std::io::stdin();
Nov 17 06:48:40.535 INFO [stderr]    |         ----^^^^^
Nov 17 06:48:40.535 INFO [stderr]    |         |
Nov 17 06:48:40.535 INFO [stderr]    |         help: remove this `mut`
Nov 17 06:48:40.535 INFO [stderr]    |
Nov 17 06:48:40.535 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 06:48:40.535 INFO [stderr] 
Nov 17 06:48:41.524 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Nov 17 06:48:41.529 INFO [stderr] su: No module specific data is present
Nov 17 06:48:42.057 INFO running `"docker" "inspect" "2c401917c4864238dac4b666c52134e1a3814ce42ddc9c67347fa062fa99d9a0"`
Nov 17 06:48:42.485 INFO running `"docker" "rm" "-f" "2c401917c4864238dac4b666c52134e1a3814ce42ddc9c67347fa062fa99d9a0"`
Nov 17 06:48:42.835 INFO [stdout] 2c401917c4864238dac4b666c52134e1a3814ce42ddc9c67347fa062fa99d9a0
Nov 17 06:48:42.835 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 17 06:48:43.383 INFO [stdout] 18670153cec7cc183321fbd0272944a9ed085b23b7392e875077481ae2a54e72
Nov 17 06:48:43.385 INFO running `"docker" "start" "-a" "18670153cec7cc183321fbd0272944a9ed085b23b7392e875077481ae2a54e72"`
Nov 17 06:48:44.369 INFO [stderr] usermod: no changes
Nov 17 06:48:44.463 INFO [stderr]    Compiling minesweeper v0.1.0 (/source)
Nov 17 06:48:44.943 INFO [stderr] warning: unused import: `std::io`
Nov 17 06:48:44.943 INFO [stderr]  --> src/main.rs:1:5
Nov 17 06:48:44.943 INFO [stderr]   |
Nov 17 06:48:44.943 INFO [stderr] 1 | use std::io;
Nov 17 06:48:44.943 INFO [stderr]   |     ^^^^^^^
Nov 17 06:48:44.943 INFO [stderr]   |
Nov 17 06:48:44.955 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 06:48:44.955 INFO [stderr] 
Nov 17 06:48:45.039 INFO [stderr] warning: unused variable: `stdin`
Nov 17 06:48:45.039 INFO [stderr]    --> src/main.rs:183:9
Nov 17 06:48:45.039 INFO [stderr]     |
Nov 17 06:48:45.039 INFO [stderr] 183 |     let stdin = std::io::stdin();
Nov 17 06:48:45.039 INFO [stderr]     |         ^^^^^ help: consider using `_stdin` instead
Nov 17 06:48:45.039 INFO [stderr]     |
Nov 17 06:48:45.039 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 06:48:45.039 INFO [stderr] 
Nov 17 06:48:45.039 INFO [stderr] warning: unused variable: `i`
Nov 17 06:48:45.039 INFO [stderr]   --> src/main.rs:56:13
Nov 17 06:48:45.039 INFO [stderr]    |
Nov 17 06:48:45.039 INFO [stderr] 56 |         for i in 0..y {
Nov 17 06:48:45.039 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 17 06:48:45.039 INFO [stderr] 
Nov 17 06:48:45.039 INFO [stderr] warning: unused variable: `j`
Nov 17 06:48:45.039 INFO [stderr]   --> src/main.rs:58:17
Nov 17 06:48:45.039 INFO [stderr]    |
Nov 17 06:48:45.039 INFO [stderr] 58 |             for j in 0..x {
Nov 17 06:48:45.039 INFO [stderr]    |                 ^ help: consider using `_j` instead
Nov 17 06:48:45.039 INFO [stderr] 
Nov 17 06:48:45.039 INFO [stderr] warning: unused variable: `count`
Nov 17 06:48:45.039 INFO [stderr]    --> src/main.rs:108:36
Nov 17 06:48:45.039 INFO [stderr]     |
Nov 17 06:48:45.039 INFO [stderr] 108 |         if let Slot::Empty(visible,count) = slot {
Nov 17 06:48:45.039 INFO [stderr]     |                                    ^^^^^ help: consider using `_count` instead
Nov 17 06:48:45.039 INFO [stderr] 
Nov 17 06:48:45.051 INFO [stderr] warning: variable does not need to be mutable
Nov 17 06:48:45.051 INFO [stderr]   --> src/main.rs:30:9
Nov 17 06:48:45.051 INFO [stderr]    |
Nov 17 06:48:45.051 INFO [stderr] 30 |     let mut stdin = std::io::stdin();
Nov 17 06:48:45.051 INFO [stderr]    |         ----^^^^^
Nov 17 06:48:45.051 INFO [stderr]    |         |
Nov 17 06:48:45.051 INFO [stderr]    |         help: remove this `mut`
Nov 17 06:48:45.051 INFO [stderr]    |
Nov 17 06:48:45.051 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 06:48:45.051 INFO [stderr] 
Nov 17 06:48:45.390 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Nov 17 06:48:45.392 INFO [stderr] su: No module specific data is present
Nov 17 06:48:45.925 INFO running `"docker" "inspect" "18670153cec7cc183321fbd0272944a9ed085b23b7392e875077481ae2a54e72"`
Nov 17 06:48:46.177 INFO running `"docker" "rm" "-f" "18670153cec7cc183321fbd0272944a9ed085b23b7392e875077481ae2a54e72"`
Nov 17 06:48:46.450 INFO [stdout] 18670153cec7cc183321fbd0272944a9ed085b23b7392e875077481ae2a54e72
Nov 17 06:48:46.455 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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 17 06:48:47.042 INFO [stdout] 29c4b8136cc9bc84f7e51e0b7691b9847b3145b87372b46dc7869ff07d8eb0a7
Nov 17 06:48:47.045 INFO running `"docker" "start" "-a" "29c4b8136cc9bc84f7e51e0b7691b9847b3145b87372b46dc7869ff07d8eb0a7"`
Nov 17 06:48:48.195 INFO [stderr] usermod: no changes
Nov 17 06:48:48.295 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Nov 17 06:48:48.312 INFO [stderr]      Running /target/debug/deps/minesweeper-f8da066d337be0e4
Nov 17 06:48:48.312 INFO [stdout] 
Nov 17 06:48:48.312 INFO [stdout] running 0 tests
Nov 17 06:48:48.312 INFO [stdout] 
Nov 17 06:48:48.312 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 06:48:48.313 INFO [stdout] 
Nov 17 06:48:48.335 INFO [stderr] su: No module specific data is present
Nov 17 06:48:48.928 INFO running `"docker" "inspect" "29c4b8136cc9bc84f7e51e0b7691b9847b3145b87372b46dc7869ff07d8eb0a7"`
Nov 17 06:48:49.191 INFO running `"docker" "rm" "-f" "29c4b8136cc9bc84f7e51e0b7691b9847b3145b87372b46dc7869ff07d8eb0a7"`
Nov 17 06:48:49.585 INFO [stdout] 29c4b8136cc9bc84f7e51e0b7691b9847b3145b87372b46dc7869ff07d8eb0a7