Sep 04 23:48:59.346 INFO checking constrained-0.1.0 against try#5fe695a3844714c70e8f7731a553f7947987a68a for pr-53913
Sep 04 23:48:59.346 INFO running: cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets
Sep 04 23:48:59.346 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/try#5fe695a3844714c70e8f7731a553f7947987a68a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/try#5fe695a3844714c70e8f7731a553f7947987a68a:/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 +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 23:48:59.514 INFO blam! 334982d09b15c9632c14155fcfbdb66d0e8f222eead661e71b04621d7bc198d4
Sep 04 23:48:59.516 INFO running `"docker" "start" "-a" "334982d09b15c9632c14155fcfbdb66d0e8f222eead661e71b04621d7bc198d4"`
Sep 04 23:49:00.132 INFO kablam!     Checking dense_mats v0.4.0
Sep 04 23:49:02.220 INFO kablam!     Checking sprs v0.3.3
Sep 04 23:49:04.983 INFO kablam!     Checking constrained v0.1.0 (file:///source)
Sep 04 23:49:06.569 INFO kablam! warning: unnecessary parentheses around method argument
Sep 04 23:49:06.569 INFO kablam!    --> src/lib.rs:297:35
Sep 04 23:49:06.569 INFO kablam!     |
Sep 04 23:49:06.570 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 04 23:49:06.570 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 04 23:49:06.570 INFO kablam!     |
Sep 04 23:49:06.570 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 04 23:49:06.570 INFO kablam! 
Sep 04 23:49:06.748 INFO kablam! warning: unnecessary parentheses around method argument
Sep 04 23:49:06.749 INFO kablam!    --> src/lib.rs:297:35
Sep 04 23:49:06.749 INFO kablam!     |
Sep 04 23:49:06.749 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 04 23:49:06.749 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 04 23:49:06.749 INFO kablam!     |
Sep 04 23:49:06.749 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 04 23:49:06.749 INFO kablam! 
Sep 04 23:49:06.975 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 04 23:49:06.975 INFO kablam!  --> src/lib.rs:5:5
Sep 04 23:49:06.975 INFO kablam!   |
Sep 04 23:49:06.975 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 04 23:49:06.975 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:49:06.975 INFO kablam!   |
Sep 04 23:49:06.976 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 23:49:06.976 INFO kablam! 
Sep 04 23:49:06.976 INFO kablam! warning: unused import: `One`
Sep 04 23:49:06.977 INFO kablam!   --> src/lib.rs:19:11
Sep 04 23:49:06.977 INFO kablam!    |
Sep 04 23:49:06.977 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 04 23:49:06.977 INFO kablam!    |           ^^^
Sep 04 23:49:06.977 INFO kablam! 
Sep 04 23:49:07.026 INFO kablam! warning: value assigned to `lower` is never read
Sep 04 23:49:07.027 INFO kablam!    --> src/lib.rs:373:17
Sep 04 23:49:07.027 INFO kablam!     |
Sep 04 23:49:07.027 INFO kablam! 373 |                 lower = zhis[iter];
Sep 04 23:49:07.027 INFO kablam!     |                 ^^^^^
Sep 04 23:49:07.027 INFO kablam!     |
Sep 04 23:49:07.027 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 04 23:49:07.027 INFO kablam! 
Sep 04 23:49:07.186 INFO kablam! warning: function is never used: `from_iter`
Sep 04 23:49:07.186 INFO kablam!    --> src/lib.rs:121:1
Sep 04 23:49:07.186 INFO kablam!     |
Sep 04 23:49:07.186 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 04 23:49:07.186 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:49:07.186 INFO kablam!     |
Sep 04 23:49:07.186 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 04 23:49:07.186 INFO kablam! 
Sep 04 23:49:07.221 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 04 23:49:07.221 INFO kablam!  --> src/lib.rs:5:5
Sep 04 23:49:07.221 INFO kablam!   |
Sep 04 23:49:07.221 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 04 23:49:07.221 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:49:07.221 INFO kablam!   |
Sep 04 23:49:07.221 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 23:49:07.221 INFO kablam! 
Sep 04 23:49:07.222 INFO kablam! warning: unused import: `One`
Sep 04 23:49:07.222 INFO kablam!   --> src/lib.rs:19:11
Sep 04 23:49:07.222 INFO kablam!    |
Sep 04 23:49:07.222 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 04 23:49:07.222 INFO kablam!    |           ^^^
Sep 04 23:49:07.222 INFO kablam! 
Sep 04 23:49:07.261 INFO kablam! warning: value assigned to `lower` is never read
Sep 04 23:49:07.261 INFO kablam!    --> src/lib.rs:373:17
Sep 04 23:49:07.261 INFO kablam!     |
Sep 04 23:49:07.261 INFO kablam! 373 |                 lower = zhis[iter];
Sep 04 23:49:07.261 INFO kablam!     |                 ^^^^^
Sep 04 23:49:07.261 INFO kablam!     |
Sep 04 23:49:07.261 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 04 23:49:07.261 INFO kablam! 
Sep 04 23:49:07.387 INFO kablam! warning: function is never used: `from_iter`
Sep 04 23:49:07.388 INFO kablam!    --> src/lib.rs:121:1
Sep 04 23:49:07.388 INFO kablam!     |
Sep 04 23:49:07.388 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 04 23:49:07.388 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:49:07.388 INFO kablam!     |
Sep 04 23:49:07.388 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 04 23:49:07.388 INFO kablam! 
Sep 04 23:49:07.405 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.31s
Sep 04 23:49:07.409 INFO kablam! su: No module specific data is present
Sep 04 23:49:08.062 INFO running `"docker" "rm" "-f" "334982d09b15c9632c14155fcfbdb66d0e8f222eead661e71b04621d7bc198d4"`
Sep 04 23:49:08.157 INFO blam! 334982d09b15c9632c14155fcfbdb66d0e8f222eead661e71b04621d7bc198d4