Nov 17 12:18:11.114 INFO testing Regan-Koopmans/n-queens against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 12:18:11.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 12:18:11.549 INFO [stdout] 00ba76c635f1782dee6623b06acd1f69df808ac210c478a3d2d79c133001097a
Nov 17 12:18:11.553 INFO running `"docker" "start" "-a" "00ba76c635f1782dee6623b06acd1f69df808ac210c478a3d2d79c133001097a"`
Nov 17 12:18:12.755 INFO [stderr] usermod: no changes
Nov 17 12:18:12.807 INFO [stderr]    Compiling n-queens v0.1.0 (/source)
Nov 17 12:18:13.283 INFO [stderr] warning: unused import: `std::process`
Nov 17 12:18:13.283 INFO [stderr]  --> src/main.rs:5:5
Nov 17 12:18:13.283 INFO [stderr]   |
Nov 17 12:18:13.283 INFO [stderr] 5 | use std::process;
Nov 17 12:18:13.283 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 12:18:13.283 INFO [stderr]   |
Nov 17 12:18:13.283 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:18:13.283 INFO [stderr] 
Nov 17 12:18:14.035 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Nov 17 12:18:14.035 INFO [stderr] su: No module specific data is present
Nov 17 12:18:15.029 INFO running `"docker" "inspect" "00ba76c635f1782dee6623b06acd1f69df808ac210c478a3d2d79c133001097a"`
Nov 17 12:18:15.465 INFO running `"docker" "rm" "-f" "00ba76c635f1782dee6623b06acd1f69df808ac210c478a3d2d79c133001097a"`
Nov 17 12:18:15.856 INFO [stdout] 00ba76c635f1782dee6623b06acd1f69df808ac210c478a3d2d79c133001097a
Nov 17 12:18:15.868 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 12:18:16.323 INFO [stdout] d2fca0658d3de28ce37ed694978df922fd90c8d31a6973f35a27ad6d964717fb
Nov 17 12:18:16.326 INFO running `"docker" "start" "-a" "d2fca0658d3de28ce37ed694978df922fd90c8d31a6973f35a27ad6d964717fb"`
Nov 17 12:18:17.296 INFO [stderr] usermod: no changes
Nov 17 12:18:17.391 INFO [stderr]    Compiling n-queens v0.1.0 (/source)
Nov 17 12:18:17.863 INFO [stderr] warning: unused import: `std::process`
Nov 17 12:18:17.863 INFO [stderr]  --> src/main.rs:5:5
Nov 17 12:18:17.863 INFO [stderr]   |
Nov 17 12:18:17.863 INFO [stderr] 5 | use std::process;
Nov 17 12:18:17.863 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 17 12:18:17.863 INFO [stderr]   |
Nov 17 12:18:17.863 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 12:18:17.863 INFO [stderr] 
Nov 17 12:18:18.275 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 17 12:18:18.282 INFO [stderr] su: No module specific data is present
Nov 17 12:18:18.932 INFO running `"docker" "inspect" "d2fca0658d3de28ce37ed694978df922fd90c8d31a6973f35a27ad6d964717fb"`
Nov 17 12:18:19.266 INFO running `"docker" "rm" "-f" "d2fca0658d3de28ce37ed694978df922fd90c8d31a6973f35a27ad6d964717fb"`
Nov 17 12:18:19.527 INFO [stdout] d2fca0658d3de28ce37ed694978df922fd90c8d31a6973f35a27ad6d964717fb
Nov 17 12:18:19.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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 12:18:20.091 INFO [stdout] 4efae5e54d8269ade3912b38fa70aecdaa259cda61e64752b71c3b2b7fbc5938
Nov 17 12:18:20.094 INFO running `"docker" "start" "-a" "4efae5e54d8269ade3912b38fa70aecdaa259cda61e64752b71c3b2b7fbc5938"`
Nov 17 12:18:21.539 INFO [stderr] usermod: no changes
Nov 17 12:18:21.595 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 17 12:18:21.595 INFO [stderr]      Running /target/debug/deps/n_queens-b6540043a434edb5
Nov 17 12:18:21.605 INFO [stderr] su: No module specific data is present
Nov 17 12:18:21.605 INFO [stdout] 
Nov 17 12:18:21.605 INFO [stdout] running 0 tests
Nov 17 12:18:21.605 INFO [stdout] 
Nov 17 12:18:21.605 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:18:21.605 INFO [stdout] 
Nov 17 12:18:22.340 INFO running `"docker" "inspect" "4efae5e54d8269ade3912b38fa70aecdaa259cda61e64752b71c3b2b7fbc5938"`
Nov 17 12:18:22.668 INFO running `"docker" "rm" "-f" "4efae5e54d8269ade3912b38fa70aecdaa259cda61e64752b71c3b2b7fbc5938"`
Nov 17 12:18:23.047 INFO [stdout] 4efae5e54d8269ade3912b38fa70aecdaa259cda61e64752b71c3b2b7fbc5938