Sep 14 08:37:34.962 INFO checking sprs-0.4.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 08:37:34.962 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 08:37:34.962 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 08:37:35.115 INFO blam! f6ec5cae992db5d2a6341dc59e86ef3281c73fe430cb51cbe6c923e9ffdbadaa
Sep 14 08:37:35.122 INFO running `"docker" "start" "-a" "f6ec5cae992db5d2a6341dc59e86ef3281c73fe430cb51cbe6c923e9ffdbadaa"`
Sep 14 08:37:35.951 INFO kablam! usermod: no changes
Sep 14 08:37:36.049 INFO kablam!    Compiling ndarray v0.6.10
Sep 14 08:37:39.910 INFO kablam!     Checking sprs v0.4.1 (file:///source)
Sep 14 08:37:43.380 INFO kablam! error: type alias is never used: `CsMatViewMut`
Sep 14 08:37:43.380 INFO kablam!   --> src/sparse/mod.rs:21:1
Sep 14 08:37:43.380 INFO kablam!    |
Sep 14 08:37:43.380 INFO kablam! 21 | pub type CsMatViewMut<'a, N> = CsMat<N, &'a [usize], &'a [usize], &'a mut [N]>;
Sep 14 08:37:43.380 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:37:43.380 INFO kablam!    |
Sep 14 08:37:43.380 INFO kablam! note: lint level defined here
Sep 14 08:37:43.380 INFO kablam!   --> src/lib.rs:50:9
Sep 14 08:37:43.380 INFO kablam!    |
Sep 14 08:37:43.380 INFO kablam! 50 | #![deny(warnings)]
Sep 14 08:37:43.380 INFO kablam!    |         ^^^^^^^^
Sep 14 08:37:43.380 INFO kablam!    = note: #[deny(dead_code)] implied by #[deny(warnings)]
Sep 14 08:37:43.380 INFO kablam! 
Sep 14 08:37:43.428 INFO kablam! error: aborting due to previous error
Sep 14 08:37:43.428 INFO kablam! 
Sep 14 08:37:43.436 INFO kablam! error: Could not compile `sprs`.
Sep 14 08:37:43.437 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 08:37:44.459 INFO kablam! error: type alias is never used: `CsMatViewMut`
Sep 14 08:37:44.459 INFO kablam!   --> src/sparse/mod.rs:21:1
Sep 14 08:37:44.459 INFO kablam!    |
Sep 14 08:37:44.459 INFO kablam! 21 | pub type CsMatViewMut<'a, N> = CsMat<N, &'a [usize], &'a [usize], &'a mut [N]>;
Sep 14 08:37:44.459 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:37:44.459 INFO kablam!    |
Sep 14 08:37:44.460 INFO kablam! note: lint level defined here
Sep 14 08:37:44.460 INFO kablam!   --> src/lib.rs:50:9
Sep 14 08:37:44.460 INFO kablam!    |
Sep 14 08:37:44.460 INFO kablam! 50 | #![deny(warnings)]
Sep 14 08:37:44.460 INFO kablam!    |         ^^^^^^^^
Sep 14 08:37:44.460 INFO kablam!    = note: #[deny(dead_code)] implied by #[deny(warnings)]
Sep 14 08:37:44.460 INFO kablam! 
Sep 14 08:37:44.556 INFO kablam! error: aborting due to previous error
Sep 14 08:37:44.556 INFO kablam! 
Sep 14 08:37:44.566 INFO kablam! error: Could not compile `sprs`.
Sep 14 08:37:44.567 INFO kablam! 
Sep 14 08:37:44.567 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 08:37:44.569 INFO kablam! su: No module specific data is present
Sep 14 08:37:45.112 INFO running `"docker" "rm" "-f" "f6ec5cae992db5d2a6341dc59e86ef3281c73fe430cb51cbe6c923e9ffdbadaa"`
Sep 14 08:37:45.279 INFO blam! f6ec5cae992db5d2a6341dc59e86ef3281c73fe430cb51cbe6c923e9ffdbadaa