Dec 06 04:48:55.457 INFO testing bruce/rust-mazes against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 04:48:55.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 04:48:55.672 INFO [stdout] fa5156a22034909ff914b670adb532b3878399e7e21ec179544a84026fbdb100
Dec 06 04:48:55.678 INFO running `"docker" "start" "-a" "fa5156a22034909ff914b670adb532b3878399e7e21ec179544a84026fbdb100"`
Dec 06 04:48:56.028 INFO [stderr] usermod: no changes
Dec 06 04:48:56.054 INFO [stderr]    Compiling mazes v0.1.0 (/source)
Dec 06 04:48:56.392 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 04:48:56.392 INFO [stderr]   --> src/grid.rs:22:20
Dec 06 04:48:56.392 INFO [stderr]    |
Dec 06 04:48:56.392 INFO [stderr] 22 |         for col in (1..cols) {
Dec 06 04:48:56.392 INFO [stderr]    |                    ^^^^^^^^^ help: remove these parentheses
Dec 06 04:48:56.392 INFO [stderr]    |
Dec 06 04:48:56.392 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 06 04:48:56.392 INFO [stderr] 
Dec 06 04:48:56.392 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 04:48:56.392 INFO [stderr]   --> src/grid.rs:24:24
Dec 06 04:48:56.392 INFO [stderr]    |
Dec 06 04:48:56.392 INFO [stderr] 24 |             for row in (1..rows) {
Dec 06 04:48:56.392 INFO [stderr]    |                        ^^^^^^^^^ help: remove these parentheses
Dec 06 04:48:56.392 INFO [stderr] 
Dec 06 04:48:57.328 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Dec 06 04:48:57.332 INFO [stderr] su: No module specific data is present
Dec 06 04:48:57.897 INFO running `"docker" "inspect" "fa5156a22034909ff914b670adb532b3878399e7e21ec179544a84026fbdb100"`
Dec 06 04:48:58.170 INFO running `"docker" "rm" "-f" "fa5156a22034909ff914b670adb532b3878399e7e21ec179544a84026fbdb100"`
Dec 06 04:48:58.524 INFO [stdout] fa5156a22034909ff914b670adb532b3878399e7e21ec179544a84026fbdb100
Dec 06 04:48:58.526 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 04:48:58.932 INFO [stdout] f63b0d3ceffd5ad60be34c3eea5f53bbb02f29b55d52e34e1105ff88ccd65b44
Dec 06 04:48:58.938 INFO running `"docker" "start" "-a" "f63b0d3ceffd5ad60be34c3eea5f53bbb02f29b55d52e34e1105ff88ccd65b44"`
Dec 06 04:48:59.675 INFO [stderr] usermod: no changes
Dec 06 04:48:59.699 INFO [stderr]    Compiling mazes v0.1.0 (/source)
Dec 06 04:49:00.100 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 04:49:00.100 INFO [stderr]   --> src/grid.rs:22:20
Dec 06 04:49:00.100 INFO [stderr]    |
Dec 06 04:49:00.100 INFO [stderr] 22 |         for col in (1..cols) {
Dec 06 04:49:00.100 INFO [stderr]    |                    ^^^^^^^^^ help: remove these parentheses
Dec 06 04:49:00.100 INFO [stderr]    |
Dec 06 04:49:00.100 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 06 04:49:00.100 INFO [stderr] 
Dec 06 04:49:00.100 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 06 04:49:00.100 INFO [stderr]   --> src/grid.rs:24:24
Dec 06 04:49:00.100 INFO [stderr]    |
Dec 06 04:49:00.100 INFO [stderr] 24 |             for row in (1..rows) {
Dec 06 04:49:00.100 INFO [stderr]    |                        ^^^^^^^^^ help: remove these parentheses
Dec 06 04:49:00.100 INFO [stderr] 
Dec 06 04:49:00.532 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 06 04:49:00.532 INFO [stderr] su: No module specific data is present
Dec 06 04:49:00.779 INFO running `"docker" "inspect" "f63b0d3ceffd5ad60be34c3eea5f53bbb02f29b55d52e34e1105ff88ccd65b44"`
Dec 06 04:49:00.882 INFO running `"docker" "rm" "-f" "f63b0d3ceffd5ad60be34c3eea5f53bbb02f29b55d52e34e1105ff88ccd65b44"`
Dec 06 04:49:01.015 INFO [stdout] f63b0d3ceffd5ad60be34c3eea5f53bbb02f29b55d52e34e1105ff88ccd65b44
Dec 06 04:49:01.018 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 04:49:01.205 INFO [stdout] 9c15ac9ff96b1f3fbf01fa0c811f2eb37cb796e7d5d95a346285c66012260eec
Dec 06 04:49:01.208 INFO running `"docker" "start" "-a" "9c15ac9ff96b1f3fbf01fa0c811f2eb37cb796e7d5d95a346285c66012260eec"`
Dec 06 04:49:01.866 INFO [stderr] usermod: no changes
Dec 06 04:49:01.937 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 04:49:01.937 INFO [stderr]      Running /target/debug/deps/mazes-f0f9950c968da517
Dec 06 04:49:01.937 INFO [stdout] 
Dec 06 04:49:01.937 INFO [stdout] running 2 tests
Dec 06 04:49:01.937 INFO [stdout] test test::grid_new ... ok
Dec 06 04:49:01.937 INFO [stdout] test test::grid_cell ... ok
Dec 06 04:49:01.937 INFO [stdout] 
Dec 06 04:49:01.937 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 04:49:01.937 INFO [stdout] 
Dec 06 04:49:01.954 INFO [stderr]      Running /target/debug/deps/mazes-f7409bc71be100b6
Dec 06 04:49:01.956 INFO [stdout] 
Dec 06 04:49:01.956 INFO [stdout] running 0 tests
Dec 06 04:49:01.956 INFO [stdout] 
Dec 06 04:49:01.956 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 04:49:01.956 INFO [stdout] 
Dec 06 04:49:01.957 INFO [stderr]    Doc-tests mazes
Dec 06 04:49:02.544 INFO [stderr] su: No module specific data is present
Dec 06 04:49:02.544 INFO [stdout] 
Dec 06 04:49:02.544 INFO [stdout] running 0 tests
Dec 06 04:49:02.544 INFO [stdout] 
Dec 06 04:49:02.544 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 04:49:02.544 INFO [stdout] 
Dec 06 04:49:02.994 INFO running `"docker" "inspect" "9c15ac9ff96b1f3fbf01fa0c811f2eb37cb796e7d5d95a346285c66012260eec"`
Dec 06 04:49:03.180 INFO running `"docker" "rm" "-f" "9c15ac9ff96b1f3fbf01fa0c811f2eb37cb796e7d5d95a346285c66012260eec"`
Dec 06 04:49:03.476 INFO [stdout] 9c15ac9ff96b1f3fbf01fa0c811f2eb37cb796e7d5d95a346285c66012260eec