Dec 19 11:44:33.349 INFO checking nlsnightmare/grockets-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:44:33.349 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/nlsnightmare/grockets-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:44:33.942 INFO [stdout] 773460d292ae0643d3be3f3ef63ff87f117704cd37cbdde728381ac267f0dfb1
Dec 19 11:44:33.942 INFO running `"docker" "start" "-a" "773460d292ae0643d3be3f3ef63ff87f117704cd37cbdde728381ac267f0dfb1"`
Dec 19 11:44:36.192 INFO [stderr]     Checking stb_truetype v0.2.4
Dec 19 11:44:36.221 INFO [stderr]    Compiling gl_generator v0.9.0
Dec 19 11:44:36.227 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 19 11:44:36.244 INFO [stderr]     Checking shared_library v0.1.9
Dec 19 11:44:36.246 INFO [stderr]     Checking x11-dl v2.18.3
Dec 19 11:44:36.284 INFO [stderr]     Checking ordered-float v0.5.2
Dec 19 11:44:36.286 INFO [stderr]     Checking wayland-sys v0.20.12
Dec 19 11:44:36.294 INFO [stderr]    Compiling num-derive v0.2.3
Dec 19 11:44:37.714 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 19 11:44:37.978 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 19 11:44:37.996 INFO [stderr]     Checking wayland-commons v0.20.12
Dec 19 11:44:39.205 INFO [stderr]     Checking wayland-client v0.20.12
Dec 19 11:44:39.793 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 19 11:44:40.310 INFO [stderr]     Checking rusttype v0.4.3
Dec 19 11:44:41.177 INFO [stderr]     Checking rayon-core v1.4.1
Dec 19 11:44:44.186 INFO [stderr]     Checking piston2d-graphics v0.26.0
Dec 19 11:44:44.706 INFO [stderr]     Checking rayon v1.0.2
Dec 19 11:44:48.390 INFO [stderr]     Checking wayland-protocols v0.20.12
Dec 19 11:44:48.625 INFO [stderr]    Compiling glutin v0.18.0
Dec 19 11:44:48.625 INFO [stderr]    Compiling gl v0.10.0
Dec 19 11:44:55.432 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 19 11:44:56.821 INFO [stderr]     Checking smithay-client-toolkit v0.3.0
Dec 19 11:44:56.916 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 19 11:44:57.279 INFO [stderr]     Checking tiff v0.2.1
Dec 19 11:44:57.874 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 19 11:44:58.008 INFO [stderr]     Checking piston v0.37.0
Dec 19 11:44:59.274 INFO [stderr]     Checking image v0.20.0
Dec 19 11:44:59.603 INFO [stderr]     Checking winit v0.17.2
Dec 19 11:45:07.036 INFO [stderr]     Checking piston2d-opengl_graphics v0.54.0
Dec 19 11:45:07.191 INFO [stderr]     Checking pistoncore-glutin_window v0.48.0
Dec 19 11:45:07.864 INFO [stderr]     Checking grockets-rs v0.1.0 (/opt/crater/workdir)
Dec 19 11:45:08.588 INFO [stderr] warning: unused import: `rocket::Rocket`
Dec 19 11:45:08.588 INFO [stderr]   --> src/main.rs:22:5
Dec 19 11:45:08.588 INFO [stderr]    |
Dec 19 11:45:08.588 INFO [stderr] 22 | use rocket::Rocket;
Dec 19 11:45:08.588 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 11:45:08.588 INFO [stderr]    |
Dec 19 11:45:08.588 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:45:08.588 INFO [stderr] 
Dec 19 11:45:08.596 INFO [stderr] warning: unused import: `rocket::Rocket`
Dec 19 11:45:08.596 INFO [stderr]   --> src/main.rs:22:5
Dec 19 11:45:08.596 INFO [stderr]    |
Dec 19 11:45:08.596 INFO [stderr] 22 | use rocket::Rocket;
Dec 19 11:45:08.596 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 19 11:45:08.596 INFO [stderr]    |
Dec 19 11:45:08.596 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:45:08.596 INFO [stderr] 
Dec 19 11:45:08.715 INFO [stderr] warning: unused variable: `dna2`
Dec 19 11:45:08.715 INFO [stderr]   --> src/rocket.rs:55:13
Dec 19 11:45:08.715 INFO [stderr]    |
Dec 19 11:45:08.715 INFO [stderr] 55 |         let dna2 = &r2.dna;
Dec 19 11:45:08.715 INFO [stderr]    |             ^^^^ help: consider using `_dna2` instead
Dec 19 11:45:08.715 INFO [stderr]    |
Dec 19 11:45:08.715 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:45:08.715 INFO [stderr] 
Dec 19 11:45:08.715 INFO [stderr] warning: unused variable: `dna2`
Dec 19 11:45:08.715 INFO [stderr]   --> src/rocket.rs:55:13
Dec 19 11:45:08.715 INFO [stderr]    |
Dec 19 11:45:08.715 INFO [stderr] 55 |         let dna2 = &r2.dna;
Dec 19 11:45:08.715 INFO [stderr]    |             ^^^^ help: consider using `_dna2` instead
Dec 19 11:45:08.715 INFO [stderr]    |
Dec 19 11:45:08.715 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:45:08.715 INFO [stderr] 
Dec 19 11:45:08.732 INFO [stderr] error[E0594]: cannot assign to field `new_rocket.dna` of immutable binding
Dec 19 11:45:08.733 INFO [stderr]   --> src/rocket.rs:69:9
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr] 69 |         new_rocket.dna = new_dna;
Dec 19 11:45:08.733 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
Dec 19 11:45:08.733 INFO [stderr] 
Dec 19 11:45:08.733 INFO [stderr] warning: variable does not need to be mutable
Dec 19 11:45:08.733 INFO [stderr]   --> src/rocket.rs:56:13
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr] 56 |         let mut new_rocket = r1;
Dec 19 11:45:08.733 INFO [stderr]    |             ----^^^^^^^^^^
Dec 19 11:45:08.733 INFO [stderr]    |             |
Dec 19 11:45:08.733 INFO [stderr]    |             help: remove this `mut`
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr] error[E0594]: cannot assign to field `new_rocket.dna` of immutable binding
Dec 19 11:45:08.733 INFO [stderr]   --> src/rocket.rs:69:9
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr] 69 |         new_rocket.dna = new_dna;
Dec 19 11:45:08.733 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ cannot mutably borrow field of immutable binding
Dec 19 11:45:08.733 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 11:45:08.733 INFO [stderr] 
Dec 19 11:45:08.733 INFO [stderr] 
Dec 19 11:45:08.733 INFO [stderr] warning: variable does not need to be mutable
Dec 19 11:45:08.733 INFO [stderr]   --> src/rocket.rs:56:13
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr] 56 |         let mut new_rocket = r1;
Dec 19 11:45:08.733 INFO [stderr]    |             ----^^^^^^^^^^
Dec 19 11:45:08.733 INFO [stderr]    |             |
Dec 19 11:45:08.733 INFO [stderr]    |             help: remove this `mut`
Dec 19 11:45:08.733 INFO [stderr]    |
Dec 19 11:45:08.733 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 11:45:08.733 INFO [stderr] 
Dec 19 11:45:08.743 INFO [stderr] error: aborting due to previous error
Dec 19 11:45:08.743 INFO [stderr] 
Dec 19 11:45:08.744 INFO [stderr] For more information about this error, try `rustc --explain E0594`.
Dec 19 11:45:08.748 INFO [stderr] error: aborting due to previous error
Dec 19 11:45:08.748 INFO [stderr] 
Dec 19 11:45:08.748 INFO [stderr] For more information about this error, try `rustc --explain E0594`.
Dec 19 11:45:08.755 INFO [stderr] error: Could not compile `grockets-rs`.
Dec 19 11:45:08.755 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 11:45:08.765 INFO [stderr] error: Could not compile `grockets-rs`.
Dec 19 11:45:08.765 INFO [stderr] 
Dec 19 11:45:08.765 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 11:45:09.210 INFO running `"docker" "inspect" "773460d292ae0643d3be3f3ef63ff87f117704cd37cbdde728381ac267f0dfb1"`
Dec 19 11:45:09.342 INFO running `"docker" "rm" "-f" "773460d292ae0643d3be3f3ef63ff87f117704cd37cbdde728381ac267f0dfb1"`
Dec 19 11:45:09.538 INFO [stdout] 773460d292ae0643d3be3f3ef63ff87f117704cd37cbdde728381ac267f0dfb1