Dec 18 18:34:52.090 INFO checking amethyst_ecs-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:34:52.090 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/amethyst_ecs/0.1.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:34:52.550 INFO [stdout] 6ecbcc679fb60b3f677578e4fe3ae8f57f3ab7855f65785b46f622540b68ea44
Dec 18 18:34:52.552 INFO running `"docker" "start" "-a" "6ecbcc679fb60b3f677578e4fe3ae8f57f3ab7855f65785b46f622540b68ea44"`
Dec 18 18:34:54.612 INFO [stderr]     Checking amethyst_ecs v0.1.1 (/opt/crater/workdir)
Dec 18 18:34:55.382 INFO [stderr] warning: unused variable: `id3`
Dec 18 18:34:55.382 INFO [stderr]   --> src/dynvec.rs:99:13
Dec 18 18:34:55.382 INFO [stderr]    |
Dec 18 18:34:55.382 INFO [stderr] 99 |         let id3 = vec.add(Test(0, 0.0));
Dec 18 18:34:55.382 INFO [stderr]    |             ^^^ help: consider using `_id3` instead
Dec 18 18:34:55.382 INFO [stderr]    |
Dec 18 18:34:55.382 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 18:34:55.382 INFO [stderr] 
Dec 18 18:34:55.382 INFO [stderr] warning: unused variable: `vec`
Dec 18 18:34:55.382 INFO [stderr]    --> src/dynvec.rs:122:13
Dec 18 18:34:55.382 INFO [stderr]     |
Dec 18 18:34:55.382 INFO [stderr] 122 |         let vec = DynVec::new::<()>();
Dec 18 18:34:55.382 INFO [stderr]     |             ^^^ help: consider using `_vec` instead
Dec 18 18:34:55.382 INFO [stderr] 
Dec 18 18:34:55.382 INFO [stderr] warning: unused variable: `b`
Dec 18 18:34:55.382 INFO [stderr]   --> src/world.rs:41:21
Dec 18 18:34:55.382 INFO [stderr]    |
Dec 18 18:34:55.382 INFO [stderr] 41 |             for (a, b) in data {
Dec 18 18:34:55.382 INFO [stderr]    |                     ^ help: consider using `_b` instead
Dec 18 18:34:55.382 INFO [stderr] 
Dec 18 18:34:55.384 INFO [stderr] warning: unused variable: `b`
Dec 18 18:34:55.384 INFO [stderr]   --> src/world.rs:41:21
Dec 18 18:34:55.384 INFO [stderr]    |
Dec 18 18:34:55.384 INFO [stderr] 41 |             for (a, b) in data {
Dec 18 18:34:55.384 INFO [stderr]    |                     ^ help: consider using `_b` instead
Dec 18 18:34:55.396 INFO [stderr]    |
Dec 18 18:34:55.396 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 18:34:55.396 INFO [stderr] 
Dec 18 18:34:55.420 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:34:55.420 INFO [stderr]   --> src/sim.rs:31:13
Dec 18 18:34:55.420 INFO [stderr]    |
Dec 18 18:34:55.420 INFO [stderr] 31 |         let mut next_state = world;
Dec 18 18:34:55.420 INFO [stderr]    |             ----^^^^^^^^^^
Dec 18 18:34:55.420 INFO [stderr]    |             |
Dec 18 18:34:55.420 INFO [stderr]    |             help: remove this `mut`
Dec 18 18:34:55.420 INFO [stderr]    |
Dec 18 18:34:55.420 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 18:34:55.420 INFO [stderr] 
Dec 18 18:34:55.428 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:34:55.428 INFO [stderr]   --> src/world.rs:94:21
Dec 18 18:34:55.428 INFO [stderr]    |
Dec 18 18:34:55.428 INFO [stderr] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
Dec 18 18:34:55.428 INFO [stderr]    |                     ----^
Dec 18 18:34:55.428 INFO [stderr]    |                     |
Dec 18 18:34:55.428 INFO [stderr]    |                     help: remove this `mut`
Dec 18 18:34:55.428 INFO [stderr] 
Dec 18 18:34:55.428 INFO [stderr] warning: method is never used: `num_alive`
Dec 18 18:34:55.428 INFO [stderr]   --> src/entity.rs:40:5
Dec 18 18:34:55.428 INFO [stderr]    |
Dec 18 18:34:55.428 INFO [stderr] 40 |     pub fn num_alive(&self) -> usize {
Dec 18 18:34:55.428 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:34:55.428 INFO [stderr]    |
Dec 18 18:34:55.428 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:34:55.428 INFO [stderr] 
Dec 18 18:34:55.492 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:34:55.492 INFO [stderr]   --> src/sim.rs:31:13
Dec 18 18:34:55.492 INFO [stderr]    |
Dec 18 18:34:55.492 INFO [stderr] 31 |         let mut next_state = world;
Dec 18 18:34:55.492 INFO [stderr]    |             ----^^^^^^^^^^
Dec 18 18:34:55.492 INFO [stderr]    |             |
Dec 18 18:34:55.492 INFO [stderr]    |             help: remove this `mut`
Dec 18 18:34:55.492 INFO [stderr]    |
Dec 18 18:34:55.492 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 18:34:55.492 INFO [stderr] 
Dec 18 18:34:55.528 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:34:55.528 INFO [stderr]   --> src/world.rs:94:21
Dec 18 18:34:55.528 INFO [stderr]    |
Dec 18 18:34:55.528 INFO [stderr] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
Dec 18 18:34:55.528 INFO [stderr]    |                     ----^
Dec 18 18:34:55.528 INFO [stderr]    |                     |
Dec 18 18:34:55.528 INFO [stderr]    |                     help: remove this `mut`
Dec 18 18:34:55.544 INFO [stderr] 
Dec 18 18:34:55.544 INFO [stderr] warning: method is never used: `num_alive`
Dec 18 18:34:55.544 INFO [stderr]   --> src/entity.rs:40:5
Dec 18 18:34:55.544 INFO [stderr]    |
Dec 18 18:34:55.544 INFO [stderr] 40 |     pub fn num_alive(&self) -> usize {
Dec 18 18:34:55.544 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:34:55.544 INFO [stderr]    |
Dec 18 18:34:55.544 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:34:55.544 INFO [stderr] 
Dec 18 18:34:56.596 INFO [stderr] warning: field is never used: `x`
Dec 18 18:34:56.597 INFO [stderr]   --> benches/components.rs:11:5
Dec 18 18:34:56.597 INFO [stderr]    |
Dec 18 18:34:56.597 INFO [stderr] 11 |     x: f32,
Dec 18 18:34:56.598 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.598 INFO [stderr]    |
Dec 18 18:34:56.598 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:34:56.598 INFO [stderr] 
Dec 18 18:34:56.599 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.599 INFO [stderr]   --> benches/components.rs:12:5
Dec 18 18:34:56.599 INFO [stderr]    |
Dec 18 18:34:56.599 INFO [stderr] 12 |     y: f32,
Dec 18 18:34:56.600 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.600 INFO [stderr] 
Dec 18 18:34:56.600 INFO [stderr] warning: field is never used: `z`
Dec 18 18:34:56.600 INFO [stderr]   --> benches/components.rs:13:5
Dec 18 18:34:56.600 INFO [stderr]    |
Dec 18 18:34:56.601 INFO [stderr] 13 |     z: f32,
Dec 18 18:34:56.601 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.601 INFO [stderr] 
Dec 18 18:34:56.601 INFO [stderr] warning: field is never used: `x`
Dec 18 18:34:56.602 INFO [stderr]   --> benches/components.rs:17:5
Dec 18 18:34:56.602 INFO [stderr]    |
Dec 18 18:34:56.602 INFO [stderr] 17 |     x: f32,
Dec 18 18:34:56.602 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.602 INFO [stderr] 
Dec 18 18:34:56.603 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.603 INFO [stderr]   --> benches/components.rs:18:5
Dec 18 18:34:56.603 INFO [stderr]    |
Dec 18 18:34:56.603 INFO [stderr] 18 |     y: f32,
Dec 18 18:34:56.604 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.604 INFO [stderr] 
Dec 18 18:34:56.604 INFO [stderr] warning: field is never used: `z`
Dec 18 18:34:56.604 INFO [stderr]   --> benches/components.rs:19:5
Dec 18 18:34:56.604 INFO [stderr]    |
Dec 18 18:34:56.605 INFO [stderr] 19 |     z: f32,
Dec 18 18:34:56.605 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.605 INFO [stderr] 
Dec 18 18:34:56.605 INFO [stderr] warning: field is never used: `handle`
Dec 18 18:34:56.605 INFO [stderr]   --> benches/components.rs:23:5
Dec 18 18:34:56.606 INFO [stderr]    |
Dec 18 18:34:56.606 INFO [stderr] 23 |     handle: u64,
Dec 18 18:34:56.606 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 18:34:56.606 INFO [stderr] 
Dec 18 18:34:56.607 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.607 INFO [stderr]   --> benches/components.rs:24:5
Dec 18 18:34:56.607 INFO [stderr]    |
Dec 18 18:34:56.607 INFO [stderr] 24 |     y: usize,
Dec 18 18:34:56.607 INFO [stderr]    |     ^^^^^^^^
Dec 18 18:34:56.608 INFO [stderr] 
Dec 18 18:34:56.608 INFO [stderr] error[E0635]: unknown feature `step_by`
Dec 18 18:34:56.608 INFO [stderr]  --> benches/components.rs:2:12
Dec 18 18:34:56.609 INFO [stderr]   |
Dec 18 18:34:56.609 INFO [stderr] 2 | #![feature(step_by)]
Dec 18 18:34:56.609 INFO [stderr]   |            ^^^^^^^
Dec 18 18:34:56.609 INFO [stderr] 
Dec 18 18:34:56.610 INFO [stderr] error: aborting due to previous error
Dec 18 18:34:56.610 INFO [stderr] 
Dec 18 18:34:56.610 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 18 18:34:56.661 INFO [stderr] error: Could not compile `amethyst_ecs`.
Dec 18 18:34:56.661 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 18:34:56.850 INFO [stderr] warning: field is never used: `x`
Dec 18 18:34:56.850 INFO [stderr]   --> examples/current_usage.rs:15:5
Dec 18 18:34:56.850 INFO [stderr]    |
Dec 18 18:34:56.850 INFO [stderr] 15 |     x: f32,
Dec 18 18:34:56.850 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.850 INFO [stderr]    |
Dec 18 18:34:56.856 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:34:56.856 INFO [stderr] 
Dec 18 18:34:56.856 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.856 INFO [stderr]   --> examples/current_usage.rs:16:5
Dec 18 18:34:56.856 INFO [stderr]    |
Dec 18 18:34:56.856 INFO [stderr] 16 |     y: f32,
Dec 18 18:34:56.856 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.856 INFO [stderr] 
Dec 18 18:34:56.856 INFO [stderr] warning: field is never used: `z`
Dec 18 18:34:56.857 INFO [stderr]   --> examples/current_usage.rs:17:5
Dec 18 18:34:56.857 INFO [stderr]    |
Dec 18 18:34:56.857 INFO [stderr] 17 |     z: f32,
Dec 18 18:34:56.857 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.857 INFO [stderr] 
Dec 18 18:34:56.857 INFO [stderr] warning: field is never used: `handle`
Dec 18 18:34:56.857 INFO [stderr]   --> examples/current_usage.rs:21:5
Dec 18 18:34:56.857 INFO [stderr]    |
Dec 18 18:34:56.857 INFO [stderr] 21 |     handle: u64,
Dec 18 18:34:56.857 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 18:34:56.857 INFO [stderr] 
Dec 18 18:34:56.857 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.857 INFO [stderr]   --> examples/current_usage.rs:22:5
Dec 18 18:34:56.857 INFO [stderr]    |
Dec 18 18:34:56.857 INFO [stderr] 22 |     y: usize,
Dec 18 18:34:56.857 INFO [stderr]    |     ^^^^^^^^
Dec 18 18:34:56.857 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `x`
Dec 18 18:34:56.873 INFO [stderr]   --> benches/gen_ents.rs:10:5
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr] 10 |     x: f32,
Dec 18 18:34:56.873 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 18:34:56.873 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.873 INFO [stderr]   --> benches/gen_ents.rs:11:5
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr] 11 |     y: f32,
Dec 18 18:34:56.873 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.873 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `z`
Dec 18 18:34:56.873 INFO [stderr]   --> benches/gen_ents.rs:12:5
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr] 12 |     z: f32,
Dec 18 18:34:56.873 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.873 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `x`
Dec 18 18:34:56.873 INFO [stderr]   --> benches/gen_ents.rs:16:5
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr] 16 |     x: f32,
Dec 18 18:34:56.873 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.873 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.873 INFO [stderr]   --> benches/gen_ents.rs:17:5
Dec 18 18:34:56.873 INFO [stderr]    |
Dec 18 18:34:56.873 INFO [stderr] 17 |     y: f32,
Dec 18 18:34:56.873 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.873 INFO [stderr] 
Dec 18 18:34:56.873 INFO [stderr] warning: field is never used: `z`
Dec 18 18:34:56.874 INFO [stderr]   --> benches/gen_ents.rs:18:5
Dec 18 18:34:56.874 INFO [stderr]    |
Dec 18 18:34:56.874 INFO [stderr] 18 |     z: f32,
Dec 18 18:34:56.874 INFO [stderr]    |     ^^^^^^
Dec 18 18:34:56.874 INFO [stderr] 
Dec 18 18:34:56.874 INFO [stderr] warning: field is never used: `handle`
Dec 18 18:34:56.874 INFO [stderr]   --> benches/gen_ents.rs:22:5
Dec 18 18:34:56.874 INFO [stderr]    |
Dec 18 18:34:56.874 INFO [stderr] 22 |     handle: u64,
Dec 18 18:34:56.874 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 18:34:56.874 INFO [stderr] 
Dec 18 18:34:56.874 INFO [stderr] warning: field is never used: `y`
Dec 18 18:34:56.874 INFO [stderr]   --> benches/gen_ents.rs:23:5
Dec 18 18:34:56.874 INFO [stderr]    |
Dec 18 18:34:56.874 INFO [stderr] 23 |     y: usize,
Dec 18 18:34:56.874 INFO [stderr]    |     ^^^^^^^^
Dec 18 18:34:56.874 INFO [stderr] 
Dec 18 18:34:56.961 INFO [stderr] error: build failed
Dec 18 18:34:58.089 INFO running `"docker" "inspect" "6ecbcc679fb60b3f677578e4fe3ae8f57f3ab7855f65785b46f622540b68ea44"`
Dec 18 18:34:58.456 INFO running `"docker" "rm" "-f" "6ecbcc679fb60b3f677578e4fe3ae8f57f3ab7855f65785b46f622540b68ea44"`
Dec 18 18:34:58.844 INFO [stdout] 6ecbcc679fb60b3f677578e4fe3ae8f57f3ab7855f65785b46f622540b68ea44