Sep 04 00:52:08.733 INFO checking tensor-0.1.2 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 00:52:08.733 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 00:52:08.733 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 00:52:08.910 INFO blam! 2eb8fc5861af266c034f98ccb334634910e228890402e0119a91738a66a85cdf
Sep 04 00:52:08.912 INFO running `"docker" "start" "-a" "2eb8fc5861af266c034f98ccb334634910e228890402e0119a91738a66a85cdf"`
Sep 04 00:52:09.683 INFO kablam!     Checking tensor v0.1.2 (file:///source)
Sep 04 00:52:10.223 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:52:10.223 INFO kablam!   --> src/tensor.rs:67:13
Sep 04 00:52:10.223 INFO kablam!    |
Sep 04 00:52:10.223 INFO kablam! 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Sep 04 00:52:10.223 INFO kablam!    |             ----^^^^^^^^^^
Sep 04 00:52:10.223 INFO kablam!    |             |
Sep 04 00:52:10.223 INFO kablam!    |             help: remove this `mut`
Sep 04 00:52:10.223 INFO kablam!    |
Sep 04 00:52:10.223 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 00:52:10.223 INFO kablam! 
Sep 04 00:52:10.573 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:52:10.573 INFO kablam!   --> src/tensor.rs:67:13
Sep 04 00:52:10.573 INFO kablam!    |
Sep 04 00:52:10.573 INFO kablam! 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Sep 04 00:52:10.573 INFO kablam!    |             ----^^^^^^^^^^
Sep 04 00:52:10.573 INFO kablam!    |             |
Sep 04 00:52:10.573 INFO kablam!    |             help: remove this `mut`
Sep 04 00:52:10.574 INFO kablam!    |
Sep 04 00:52:10.574 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 00:52:10.574 INFO kablam! 
Sep 04 00:52:11.133 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:52:11.133 INFO kablam!   --> src/tensor.rs:67:13
Sep 04 00:52:11.133 INFO kablam!    |
Sep 04 00:52:11.133 INFO kablam! 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Sep 04 00:52:11.133 INFO kablam!    |             ----^^^^^^^^^^
Sep 04 00:52:11.133 INFO kablam!    |             |
Sep 04 00:52:11.133 INFO kablam!    |             help: remove this `mut`
Sep 04 00:52:11.133 INFO kablam!    |
Sep 04 00:52:11.133 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 00:52:11.133 INFO kablam! 
Sep 04 00:52:11.249 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:52:11.249 INFO kablam!   --> src/tensor.rs:67:13
Sep 04 00:52:11.249 INFO kablam!    |
Sep 04 00:52:11.249 INFO kablam! 67 |         let mut new_tensor = &mut Tensor::build(self.dim, new_rank, vec![T::zero(); len]);
Sep 04 00:52:11.249 INFO kablam!    |             ----^^^^^^^^^^
Sep 04 00:52:11.249 INFO kablam!    |             |
Sep 04 00:52:11.249 INFO kablam!    |             help: remove this `mut`
Sep 04 00:52:11.249 INFO kablam!    |
Sep 04 00:52:11.249 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 04 00:52:11.250 INFO kablam! 
Sep 04 00:52:11.293 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
Sep 04 00:52:11.297 INFO kablam! su: No module specific data is present
Sep 04 00:52:11.741 INFO running `"docker" "rm" "-f" "2eb8fc5861af266c034f98ccb334634910e228890402e0119a91738a66a85cdf"`
Sep 04 00:52:11.836 INFO blam! 2eb8fc5861af266c034f98ccb334634910e228890402e0119a91738a66a85cdf