Dec 06 15:45:27.911 INFO testing AntoineSebert/local_hack_day_2018 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 15:45:27.911 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 15:45:28.119 INFO [stdout] bdfcc2028263048515b6d368a6d7b9197a6b99dbe0f5538127720d737b727c51
Dec 06 15:45:28.120 INFO running `"docker" "start" "-a" "bdfcc2028263048515b6d368a6d7b9197a6b99dbe0f5538127720d737b727c51"`
Dec 06 15:45:28.462 INFO [stderr] usermod: no changes
Dec 06 15:45:28.518 INFO [stderr]    Compiling local_hack_day_2018 v0.1.0 (/source)
Dec 06 15:45:28.920 INFO [stderr] error[E0502]: cannot borrow `world[..][..]` as immutable because it is also borrowed as mutable
Dec 06 15:45:28.920 INFO [stderr]    --> src/main.rs:114:34
Dec 06 15:45:28.920 INFO [stderr]     |
Dec 06 15:45:28.920 INFO [stderr] 114 |             let is_alive: bool = world[n][n_2].clone(); 
Dec 06 15:45:28.920 INFO [stderr]     |                                  ^^^^^^^^^^^^^ immutable borrow occurs here
Dec 06 15:45:28.920 INFO [stderr] ...
Dec 06 15:45:28.920 INFO [stderr] 117 |                     cells_to_update.push(&mut world[n][n_2]);
Dec 06 15:45:28.920 INFO [stderr]     |                                               ------------- mutable borrow occurs here
Dec 06 15:45:28.920 INFO [stderr] ...
Dec 06 15:45:28.920 INFO [stderr] 131 | }
Dec 06 15:45:28.920 INFO [stderr]     | - mutable borrow ends here
Dec 06 15:45:28.920 INFO [stderr] 
Dec 06 15:45:28.920 INFO [stderr] error[E0499]: cannot borrow `world[..][..]` as mutable more than once at a time
Dec 06 15:45:28.920 INFO [stderr]    --> src/main.rs:117:47
Dec 06 15:45:28.920 INFO [stderr]     |
Dec 06 15:45:28.920 INFO [stderr] 117 |                     cells_to_update.push(&mut world[n][n_2]);
Dec 06 15:45:28.920 INFO [stderr]     |                                               ^^^^^^^^^^^^^ mutable borrow starts here in previous iteration of loop
Dec 06 15:45:28.920 INFO [stderr] ...
Dec 06 15:45:28.920 INFO [stderr] 131 | }
Dec 06 15:45:28.920 INFO [stderr]     | - mutable borrow ends here
Dec 06 15:45:28.920 INFO [stderr] 
Dec 06 15:45:28.920 INFO [stderr] error[E0499]: cannot borrow `world[..][..]` as mutable more than once at a time
Dec 06 15:45:28.920 INFO [stderr]    --> src/main.rs:121:43
Dec 06 15:45:28.920 INFO [stderr]     |
Dec 06 15:45:28.920 INFO [stderr] 117 |                     cells_to_update.push(&mut world[n][n_2]);
Dec 06 15:45:28.920 INFO [stderr]     |                                               ------------- first mutable borrow occurs here
Dec 06 15:45:28.920 INFO [stderr] ...
Dec 06 15:45:28.920 INFO [stderr] 121 |                 cells_to_update.push(&mut world[n][n_2]);
Dec 06 15:45:28.920 INFO [stderr]     |                                           ^^^^^^^^^^^^^ second mutable borrow occurs here
Dec 06 15:45:28.921 INFO [stderr] ...
Dec 06 15:45:28.921 INFO [stderr] 131 | }
Dec 06 15:45:28.921 INFO [stderr]     | - first borrow ends here
Dec 06 15:45:28.921 INFO [stderr] 
Dec 06 15:45:28.922 INFO [stderr] error: aborting due to 3 previous errors
Dec 06 15:45:28.922 INFO [stderr] 
Dec 06 15:45:28.922 INFO [stderr] Some errors occurred: E0499, E0502.
Dec 06 15:45:28.922 INFO [stderr] For more information about an error, try `rustc --explain E0499`.
Dec 06 15:45:28.930 INFO [stderr] error: Could not compile `local_hack_day_2018`.
Dec 06 15:45:28.930 INFO [stderr] 
Dec 06 15:45:28.930 INFO [stderr] To learn more, run the command again with --verbose.
Dec 06 15:45:28.930 INFO [stderr] su: No module specific data is present
Dec 06 15:45:29.332 INFO running `"docker" "inspect" "bdfcc2028263048515b6d368a6d7b9197a6b99dbe0f5538127720d737b727c51"`
Dec 06 15:45:29.454 INFO running `"docker" "rm" "-f" "bdfcc2028263048515b6d368a6d7b9197a6b99dbe0f5538127720d737b727c51"`
Dec 06 15:45:29.578 INFO [stdout] bdfcc2028263048515b6d368a6d7b9197a6b99dbe0f5538127720d737b727c51