Sep 18 02:15:38.422 INFO checking constrained-0.1.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 02:15:38.422 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 02:15:38.422 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 02:15:38.541 INFO blam! d88fe41f032d8b4128b40d9b1e2a82bcc109eef2b1a9f32a26b59b69bf4c3035
Sep 18 02:15:38.542 INFO running `"docker" "start" "-a" "d88fe41f032d8b4128b40d9b1e2a82bcc109eef2b1a9f32a26b59b69bf4c3035"`
Sep 18 02:15:39.636 INFO kablam! usermod: no changes
Sep 18 02:15:39.677 INFO kablam!     Checking dense_mats v0.4.0
Sep 18 02:15:40.725 INFO kablam!     Checking sprs v0.3.3
Sep 18 02:15:42.361 INFO kablam!     Checking constrained v0.1.0 (/source)
Sep 18 02:15:43.083 INFO kablam! warning: unnecessary parentheses around method argument
Sep 18 02:15:43.083 INFO kablam!    --> src/lib.rs:297:35
Sep 18 02:15:43.083 INFO kablam!     |
Sep 18 02:15:43.083 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 18 02:15:43.083 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 18 02:15:43.083 INFO kablam!     |
Sep 18 02:15:43.083 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 18 02:15:43.083 INFO kablam! 
Sep 18 02:15:43.191 INFO kablam! warning: unnecessary parentheses around method argument
Sep 18 02:15:43.191 INFO kablam!    --> src/lib.rs:297:35
Sep 18 02:15:43.191 INFO kablam!     |
Sep 18 02:15:43.191 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 18 02:15:43.191 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 18 02:15:43.191 INFO kablam!     |
Sep 18 02:15:43.191 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 18 02:15:43.191 INFO kablam! 
Sep 18 02:15:43.426 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 18 02:15:43.426 INFO kablam!  --> src/lib.rs:5:5
Sep 18 02:15:43.426 INFO kablam!   |
Sep 18 02:15:43.426 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 18 02:15:43.426 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 18 02:15:43.426 INFO kablam!   |
Sep 18 02:15:43.426 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 18 02:15:43.426 INFO kablam! 
Sep 18 02:15:43.426 INFO kablam! warning: unused import: `One`
Sep 18 02:15:43.426 INFO kablam!   --> src/lib.rs:19:11
Sep 18 02:15:43.426 INFO kablam!    |
Sep 18 02:15:43.426 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 18 02:15:43.426 INFO kablam!    |           ^^^
Sep 18 02:15:43.426 INFO kablam! 
Sep 18 02:15:43.459 INFO kablam! warning: value assigned to `lower` is never read
Sep 18 02:15:43.459 INFO kablam!    --> src/lib.rs:373:17
Sep 18 02:15:43.459 INFO kablam!     |
Sep 18 02:15:43.459 INFO kablam! 373 |                 lower = zhis[iter];
Sep 18 02:15:43.459 INFO kablam!     |                 ^^^^^
Sep 18 02:15:43.459 INFO kablam!     |
Sep 18 02:15:43.459 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 18 02:15:43.459 INFO kablam! 
Sep 18 02:15:43.555 INFO kablam! warning: function is never used: `from_iter`
Sep 18 02:15:43.555 INFO kablam!    --> src/lib.rs:121:1
Sep 18 02:15:43.555 INFO kablam!     |
Sep 18 02:15:43.555 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 18 02:15:43.555 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 18 02:15:43.555 INFO kablam!     |
Sep 18 02:15:43.555 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 18 02:15:43.555 INFO kablam! 
Sep 18 02:15:43.607 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 18 02:15:43.607 INFO kablam!  --> src/lib.rs:5:5
Sep 18 02:15:43.607 INFO kablam!   |
Sep 18 02:15:43.607 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 18 02:15:43.607 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 18 02:15:43.607 INFO kablam!   |
Sep 18 02:15:43.607 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 18 02:15:43.615 INFO kablam! 
Sep 18 02:15:43.615 INFO kablam! warning: unused import: `One`
Sep 18 02:15:43.615 INFO kablam!   --> src/lib.rs:19:11
Sep 18 02:15:43.615 INFO kablam!    |
Sep 18 02:15:43.615 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 18 02:15:43.615 INFO kablam!    |           ^^^
Sep 18 02:15:43.615 INFO kablam! 
Sep 18 02:15:43.627 INFO kablam! warning: value assigned to `lower` is never read
Sep 18 02:15:43.627 INFO kablam!    --> src/lib.rs:373:17
Sep 18 02:15:43.627 INFO kablam!     |
Sep 18 02:15:43.627 INFO kablam! 373 |                 lower = zhis[iter];
Sep 18 02:15:43.627 INFO kablam!     |                 ^^^^^
Sep 18 02:15:43.627 INFO kablam!     |
Sep 18 02:15:43.627 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 18 02:15:43.627 INFO kablam! 
Sep 18 02:15:43.703 INFO kablam! warning: function is never used: `from_iter`
Sep 18 02:15:43.704 INFO kablam!    --> src/lib.rs:121:1
Sep 18 02:15:43.704 INFO kablam!     |
Sep 18 02:15:43.704 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 18 02:15:43.704 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 18 02:15:43.704 INFO kablam!     |
Sep 18 02:15:43.704 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 18 02:15:43.704 INFO kablam! 
Sep 18 02:15:43.731 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
Sep 18 02:15:43.735 INFO kablam! su: No module specific data is present
Sep 18 02:15:45.314 INFO running `"docker" "rm" "-f" "d88fe41f032d8b4128b40d9b1e2a82bcc109eef2b1a9f32a26b59b69bf4c3035"`
Sep 18 02:15:45.646 INFO blam! d88fe41f032d8b4128b40d9b1e2a82bcc109eef2b1a9f32a26b59b69bf4c3035