Dec 13 08:46:24.884 INFO testing nlsnightmare/grockets-rs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 08:46:24.884 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 08:46:25.415 INFO [stdout] e0cc1d7acb6ac7cb4e87b51a2b0a92f41ec348241f34a2b1e1508cb620f0a28a
Dec 13 08:46:25.423 INFO running `"docker" "start" "-a" "e0cc1d7acb6ac7cb4e87b51a2b0a92f41ec348241f34a2b1e1508cb620f0a28a"`
Dec 13 08:46:26.408 INFO [stderr] usermod: no changes
Dec 13 08:46:26.790 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 13 08:46:26.791 INFO [stderr]    Compiling ordered-float v0.5.2
Dec 13 08:46:26.795 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 13 08:46:26.795 INFO [stderr]    Compiling num-derive v0.2.3
Dec 13 08:46:29.245 INFO [stderr]    Compiling rusttype v0.4.3
Dec 13 08:46:29.263 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 13 08:46:30.255 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 13 08:46:35.181 INFO [stderr]    Compiling piston2d-graphics v0.26.0
Dec 13 08:46:38.163 INFO [stderr]    Compiling rayon v1.0.2
Dec 13 08:46:44.977 INFO [stderr]    Compiling tiff v0.2.1
Dec 13 08:46:51.043 INFO [stderr]    Compiling jpeg-decoder v0.1.15
Dec 13 08:47:00.000 INFO [stderr]    Compiling pistoncore-input v0.21.0
Dec 13 08:47:01.359 INFO [stderr]    Compiling image v0.20.0
Dec 13 08:47:06.319 INFO [stderr]    Compiling pistoncore-window v0.32.0
Dec 13 08:47:07.623 INFO [stderr]    Compiling pistoncore-event_loop v0.37.0
Dec 13 08:47:07.623 INFO [stderr]    Compiling pistoncore-glutin_window v0.48.0
Dec 13 08:47:08.813 INFO [stderr]    Compiling piston v0.37.0
Dec 13 08:47:18.219 INFO [stderr]    Compiling piston2d-opengl_graphics v0.54.0
Dec 13 08:47:20.279 INFO [stderr]    Compiling grockets-rs v0.1.0 (/source)
Dec 13 08:47:22.269 INFO [stderr] warning: unused import: `rocket::Rocket`
Dec 13 08:47:22.269 INFO [stderr]   --> src/main.rs:22:5
Dec 13 08:47:22.269 INFO [stderr]    |
Dec 13 08:47:22.269 INFO [stderr] 22 | use rocket::Rocket;
Dec 13 08:47:22.269 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 13 08:47:22.269 INFO [stderr]    |
Dec 13 08:47:22.269 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 08:47:22.269 INFO [stderr] 
Dec 13 08:47:22.416 INFO [stderr] warning: unused variable: `dna2`
Dec 13 08:47:22.416 INFO [stderr]   --> src/rocket.rs:55:13
Dec 13 08:47:22.416 INFO [stderr]    |
Dec 13 08:47:22.417 INFO [stderr] 55 |         let dna2 = &r2.dna;
Dec 13 08:47:22.417 INFO [stderr]    |             ^^^^ help: consider using `_dna2` instead
Dec 13 08:47:22.417 INFO [stderr]    |
Dec 13 08:47:22.417 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 08:47:22.417 INFO [stderr] 
Dec 13 08:47:22.431 INFO [stderr] error[E0594]: cannot assign to field `new_rocket.dna` of immutable binding
Dec 13 08:47:22.431 INFO [stderr]   --> src/rocket.rs:69:9
Dec 13 08:47:22.431 INFO [stderr]    |
Dec 13 08:47:22.431 INFO [stderr] 69 |         new_rocket.dna = new_dna;
Dec 13 08:47:22.431 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
Dec 13 08:47:22.431 INFO [stderr] 
Dec 13 08:47:22.431 INFO [stderr] warning: variable does not need to be mutable
Dec 13 08:47:22.431 INFO [stderr]   --> src/rocket.rs:56:13
Dec 13 08:47:22.431 INFO [stderr]    |
Dec 13 08:47:22.431 INFO [stderr] 56 |         let mut new_rocket = r1;
Dec 13 08:47:22.431 INFO [stderr]    |             ----^^^^^^^^^^
Dec 13 08:47:22.431 INFO [stderr]    |             |
Dec 13 08:47:22.431 INFO [stderr]    |             help: remove this `mut`
Dec 13 08:47:22.431 INFO [stderr]    |
Dec 13 08:47:22.431 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 08:47:22.431 INFO [stderr] 
Dec 13 08:47:22.442 INFO [stderr] error: aborting due to previous error
Dec 13 08:47:22.442 INFO [stderr] 
Dec 13 08:47:22.443 INFO [stderr] For more information about this error, try `rustc --explain E0594`.
Dec 13 08:47:22.469 INFO [stderr] error: Could not compile `grockets-rs`.
Dec 13 08:47:22.469 INFO [stderr] 
Dec 13 08:47:22.469 INFO [stderr] To learn more, run the command again with --verbose.
Dec 13 08:47:22.469 INFO [stderr] su: No module specific data is present
Dec 13 08:47:23.089 INFO running `"docker" "inspect" "e0cc1d7acb6ac7cb4e87b51a2b0a92f41ec348241f34a2b1e1508cb620f0a28a"`
Dec 13 08:47:23.344 INFO running `"docker" "rm" "-f" "e0cc1d7acb6ac7cb4e87b51a2b0a92f41ec348241f34a2b1e1508cb620f0a28a"`
Dec 13 08:47:23.516 INFO [stdout] e0cc1d7acb6ac7cb4e87b51a2b0a92f41ec348241f34a2b1e1508cb620f0a28a