Sep 19 23:45:53.010 INFO checking ncollide_utils-0.3.1 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 19 23:45:53.010 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 19 23:45:53.010 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:45:53.282 INFO blam! 87a4b21a7432f3f7d31f66c6b530274db9c144315265ca16405d58e904eb415f
Sep 19 23:45:53.282 INFO running `"docker" "start" "-a" "87a4b21a7432f3f7d31f66c6b530274db9c144315265ca16405d58e904eb415f"`
Sep 19 23:45:54.804 INFO kablam! usermod: no changes
Sep 19 23:45:54.914 INFO kablam!     Checking nalgebra v0.8.2
Sep 19 23:46:05.169 INFO kablam!     Checking ncollide_math v0.3.0
Sep 19 23:46:05.770 INFO kablam!     Checking ncollide_utils v0.3.1 (/source)
Sep 19 23:46:06.642 INFO kablam! error[E0432]: unresolved import `symbolic`
Sep 19 23:46:06.642 INFO kablam!    --> optimization.rs:224:9
Sep 19 23:46:06.642 INFO kablam!     |
Sep 19 23:46:06.642 INFO kablam! 224 |     use symbolic::{BivariateFn, U, V, sin, cos};
Sep 19 23:46:06.642 INFO kablam!     |         ^^^^^^^^ Maybe a missing `extern crate symbolic;`?
Sep 19 23:46:06.642 INFO kablam! 
Sep 19 23:46:06.651 INFO kablam! error[E0432]: unresolved import `na::Mat2`
Sep 19 23:46:06.651 INFO kablam!    --> optimization.rs:225:23
Sep 19 23:46:06.651 INFO kablam!     |
Sep 19 23:46:06.651 INFO kablam! 225 |     use na::{Vector2, Mat2};
Sep 19 23:46:06.651 INFO kablam!     |                       ^^^^ no `Mat2` in the root
Sep 19 23:46:06.651 INFO kablam! 
Sep 19 23:46:06.706 INFO kablam! warning: unused import: `BivariateFn`
Sep 19 23:46:06.706 INFO kablam!    --> optimization.rs:224:20
Sep 19 23:46:06.706 INFO kablam!     |
Sep 19 23:46:06.706 INFO kablam! 224 |     use symbolic::{BivariateFn, U, V, sin, cos};
Sep 19 23:46:06.706 INFO kablam!     |                    ^^^^^^^^^^^
Sep 19 23:46:06.706 INFO kablam!     |
Sep 19 23:46:06.706 INFO kablam! note: lint level defined here
Sep 19 23:46:06.706 INFO kablam!    --> lib.rs:9:9
Sep 19 23:46:06.706 INFO kablam!     |
Sep 19 23:46:06.706 INFO kablam! 9   | #![warn(unused_imports)]
Sep 19 23:46:06.706 INFO kablam!     |         ^^^^^^^^^^^^^^
Sep 19 23:46:06.706 INFO kablam! 
Sep 19 23:46:07.836 INFO kablam! error: aborting due to 2 previous errors
Sep 19 23:46:07.836 INFO kablam! 
Sep 19 23:46:07.836 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 19 23:46:07.854 INFO kablam! error: Could not compile `ncollide_utils`.
Sep 19 23:46:07.854 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 23:46:07.917 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:46:07.917 INFO kablam!    --> data/vec_map.rs:678:18
Sep 19 23:46:07.917 INFO kablam!     |
Sep 19 23:46:07.917 INFO kablam! 678 |     fn into_iter(mut self) -> IterMut<'a, T> {
Sep 19 23:46:07.917 INFO kablam!     |                  ----^^^^
Sep 19 23:46:07.917 INFO kablam!     |                  |
Sep 19 23:46:07.917 INFO kablam!     |                  help: remove this `mut`
Sep 19 23:46:07.917 INFO kablam!     |
Sep 19 23:46:07.917 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 23:46:07.917 INFO kablam! 
Sep 19 23:46:08.152 INFO kablam! error: build failed
Sep 19 23:46:08.154 INFO kablam! su: No module specific data is present
Sep 19 23:46:09.688 INFO running `"docker" "rm" "-f" "87a4b21a7432f3f7d31f66c6b530274db9c144315265ca16405d58e904eb415f"`
Sep 19 23:46:09.811 INFO blam! 87a4b21a7432f3f7d31f66c6b530274db9c144315265ca16405d58e904eb415f