Sep 10 20:55:17.521 INFO checking constrained-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 20:55:17.521 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 20:55:17.521 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 20:55:17.671 INFO blam! 9f70fb0dc210113fb6f938a53413500122edfcb5aa85f1d2c8b9e33097be98f5
Sep 10 20:55:17.673 INFO running `"docker" "start" "-a" "9f70fb0dc210113fb6f938a53413500122edfcb5aa85f1d2c8b9e33097be98f5"`
Sep 10 20:55:18.226 INFO kablam! usermod: no changes
Sep 10 20:55:18.271 INFO kablam!     Checking dense_mats v0.4.0
Sep 10 20:55:19.482 INFO kablam!     Checking sprs v0.3.3
Sep 10 20:55:21.549 INFO kablam!     Checking constrained v0.1.0 (file:///source)
Sep 10 20:55:22.121 INFO kablam! warning: unnecessary parentheses around method argument
Sep 10 20:55:22.121 INFO kablam!    --> src/lib.rs:297:35
Sep 10 20:55:22.121 INFO kablam!     |
Sep 10 20:55:22.121 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 10 20:55:22.121 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 20:55:22.121 INFO kablam!     |
Sep 10 20:55:22.121 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 10 20:55:22.121 INFO kablam! 
Sep 10 20:55:22.348 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 10 20:55:22.348 INFO kablam!  --> src/lib.rs:5:5
Sep 10 20:55:22.348 INFO kablam!   |
Sep 10 20:55:22.348 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 10 20:55:22.348 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:55:22.348 INFO kablam!   |
Sep 10 20:55:22.348 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:55:22.348 INFO kablam! 
Sep 10 20:55:22.348 INFO kablam! warning: unused import: `One`
Sep 10 20:55:22.349 INFO kablam!   --> src/lib.rs:19:11
Sep 10 20:55:22.349 INFO kablam!    |
Sep 10 20:55:22.349 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 10 20:55:22.349 INFO kablam!    |           ^^^
Sep 10 20:55:22.349 INFO kablam! 
Sep 10 20:55:22.370 INFO kablam! warning: value assigned to `lower` is never read
Sep 10 20:55:22.370 INFO kablam!    --> src/lib.rs:373:17
Sep 10 20:55:22.370 INFO kablam!     |
Sep 10 20:55:22.370 INFO kablam! 373 |                 lower = zhis[iter];
Sep 10 20:55:22.370 INFO kablam!     |                 ^^^^^
Sep 10 20:55:22.370 INFO kablam!     |
Sep 10 20:55:22.371 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 10 20:55:22.371 INFO kablam! 
Sep 10 20:55:22.442 INFO kablam! warning: function is never used: `from_iter`
Sep 10 20:55:22.442 INFO kablam!    --> src/lib.rs:121:1
Sep 10 20:55:22.442 INFO kablam!     |
Sep 10 20:55:22.442 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 10 20:55:22.442 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:55:22.443 INFO kablam!     |
Sep 10 20:55:22.443 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 10 20:55:22.443 INFO kablam! 
Sep 10 20:55:22.554 INFO kablam! warning: unnecessary parentheses around method argument
Sep 10 20:55:22.554 INFO kablam!    --> src/lib.rs:297:35
Sep 10 20:55:22.554 INFO kablam!     |
Sep 10 20:55:22.554 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 10 20:55:22.554 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 10 20:55:22.554 INFO kablam!     |
Sep 10 20:55:22.554 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 10 20:55:22.554 INFO kablam! 
Sep 10 20:55:22.798 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 10 20:55:22.798 INFO kablam!  --> src/lib.rs:5:5
Sep 10 20:55:22.798 INFO kablam!   |
Sep 10 20:55:22.798 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 10 20:55:22.798 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:55:22.798 INFO kablam!   |
Sep 10 20:55:22.798 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:55:22.798 INFO kablam! 
Sep 10 20:55:22.798 INFO kablam! warning: unused import: `One`
Sep 10 20:55:22.798 INFO kablam!   --> src/lib.rs:19:11
Sep 10 20:55:22.798 INFO kablam!    |
Sep 10 20:55:22.798 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 10 20:55:22.798 INFO kablam!    |           ^^^
Sep 10 20:55:22.798 INFO kablam! 
Sep 10 20:55:22.822 INFO kablam! warning: value assigned to `lower` is never read
Sep 10 20:55:22.822 INFO kablam!    --> src/lib.rs:373:17
Sep 10 20:55:22.822 INFO kablam!     |
Sep 10 20:55:22.822 INFO kablam! 373 |                 lower = zhis[iter];
Sep 10 20:55:22.822 INFO kablam!     |                 ^^^^^
Sep 10 20:55:22.822 INFO kablam!     |
Sep 10 20:55:22.822 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 10 20:55:22.822 INFO kablam! 
Sep 10 20:55:22.904 INFO kablam! warning: function is never used: `from_iter`
Sep 10 20:55:22.904 INFO kablam!    --> src/lib.rs:121:1
Sep 10 20:55:22.904 INFO kablam!     |
Sep 10 20:55:22.904 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 10 20:55:22.904 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:55:22.904 INFO kablam!     |
Sep 10 20:55:22.904 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 10 20:55:22.904 INFO kablam! 
Sep 10 20:55:22.928 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
Sep 10 20:55:22.932 INFO kablam! su: No module specific data is present
Sep 10 20:55:23.704 INFO running `"docker" "rm" "-f" "9f70fb0dc210113fb6f938a53413500122edfcb5aa85f1d2c8b9e33097be98f5"`
Sep 10 20:55:23.799 INFO blam! 9f70fb0dc210113fb6f938a53413500122edfcb5aa85f1d2c8b9e33097be98f5