Sep 20 05:06:32.649 INFO checking constrained-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 05:06:32.649 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 05:06:32.650 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-7/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 05:06:32.830 INFO blam! 482a3ef357983a44be53c9fec91e602efe3805ecd2497fe2159e4dd132df1c3b
Sep 20 05:06:32.832 INFO running `"docker" "start" "-a" "482a3ef357983a44be53c9fec91e602efe3805ecd2497fe2159e4dd132df1c3b"`
Sep 20 05:06:33.673 INFO kablam! usermod: no changes
Sep 20 05:06:33.724 INFO kablam!     Checking dense_mats v0.4.0
Sep 20 05:06:34.719 INFO kablam!     Checking sprs v0.3.3
Sep 20 05:06:36.535 INFO kablam!     Checking constrained v0.1.0 (/source)
Sep 20 05:06:37.454 INFO kablam! warning: unnecessary parentheses around method argument
Sep 20 05:06:37.454 INFO kablam!    --> src/lib.rs:297:35
Sep 20 05:06:37.454 INFO kablam!     |
Sep 20 05:06:37.454 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 20 05:06:37.454 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 20 05:06:37.454 INFO kablam!     |
Sep 20 05:06:37.454 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 20 05:06:37.454 INFO kablam! 
Sep 20 05:06:37.642 INFO kablam! warning: unnecessary parentheses around method argument
Sep 20 05:06:37.642 INFO kablam!    --> src/lib.rs:297:35
Sep 20 05:06:37.643 INFO kablam!     |
Sep 20 05:06:37.643 INFO kablam! 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Sep 20 05:06:37.644 INFO kablam!     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 20 05:06:37.644 INFO kablam!     |
Sep 20 05:06:37.644 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 20 05:06:37.644 INFO kablam! 
Sep 20 05:06:37.806 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 20 05:06:37.806 INFO kablam!  --> src/lib.rs:5:5
Sep 20 05:06:37.807 INFO kablam!   |
Sep 20 05:06:37.807 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 20 05:06:37.808 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 05:06:37.808 INFO kablam!   |
Sep 20 05:06:37.808 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 05:06:37.809 INFO kablam! 
Sep 20 05:06:37.809 INFO kablam! warning: unused import: `One`
Sep 20 05:06:37.810 INFO kablam!   --> src/lib.rs:19:11
Sep 20 05:06:37.810 INFO kablam!    |
Sep 20 05:06:37.810 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 20 05:06:37.811 INFO kablam!    |           ^^^
Sep 20 05:06:37.811 INFO kablam! 
Sep 20 05:06:37.842 INFO kablam! warning: value assigned to `lower` is never read
Sep 20 05:06:37.842 INFO kablam!    --> src/lib.rs:373:17
Sep 20 05:06:37.842 INFO kablam!     |
Sep 20 05:06:37.843 INFO kablam! 373 |                 lower = zhis[iter];
Sep 20 05:06:37.843 INFO kablam!     |                 ^^^^^
Sep 20 05:06:37.843 INFO kablam!     |
Sep 20 05:06:37.844 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 20 05:06:37.844 INFO kablam! 
Sep 20 05:06:37.974 INFO kablam! warning: function is never used: `from_iter`
Sep 20 05:06:37.974 INFO kablam!    --> src/lib.rs:121:1
Sep 20 05:06:37.974 INFO kablam!     |
Sep 20 05:06:37.974 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 20 05:06:37.974 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 05:06:37.974 INFO kablam!     |
Sep 20 05:06:37.974 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 20 05:06:37.974 INFO kablam! 
Sep 20 05:06:38.034 INFO kablam! warning: unused import: `sprs::sparse::compressed::SpMatView`
Sep 20 05:06:38.034 INFO kablam!  --> src/lib.rs:5:5
Sep 20 05:06:38.034 INFO kablam!   |
Sep 20 05:06:38.035 INFO kablam! 5 | use sprs::sparse::compressed::SpMatView;
Sep 20 05:06:38.035 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 05:06:38.035 INFO kablam!   |
Sep 20 05:06:38.035 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 05:06:38.035 INFO kablam! 
Sep 20 05:06:38.035 INFO kablam! warning: unused import: `One`
Sep 20 05:06:38.035 INFO kablam!   --> src/lib.rs:19:11
Sep 20 05:06:38.036 INFO kablam!    |
Sep 20 05:06:38.036 INFO kablam! 19 | use num::{One, Zero, Float};
Sep 20 05:06:38.036 INFO kablam!    |           ^^^
Sep 20 05:06:38.036 INFO kablam! 
Sep 20 05:06:38.061 INFO kablam! warning: value assigned to `lower` is never read
Sep 20 05:06:38.061 INFO kablam!    --> src/lib.rs:373:17
Sep 20 05:06:38.061 INFO kablam!     |
Sep 20 05:06:38.061 INFO kablam! 373 |                 lower = zhis[iter];
Sep 20 05:06:38.062 INFO kablam!     |                 ^^^^^
Sep 20 05:06:38.062 INFO kablam!     |
Sep 20 05:06:38.062 INFO kablam!     = note: #[warn(unused_assignments)] on by default
Sep 20 05:06:38.062 INFO kablam! 
Sep 20 05:06:38.147 INFO kablam! warning: function is never used: `from_iter`
Sep 20 05:06:38.147 INFO kablam!    --> src/lib.rs:121:1
Sep 20 05:06:38.147 INFO kablam!     |
Sep 20 05:06:38.147 INFO kablam! 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Sep 20 05:06:38.147 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 05:06:38.147 INFO kablam!     |
Sep 20 05:06:38.147 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 20 05:06:38.147 INFO kablam! 
Sep 20 05:06:38.198 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.50s
Sep 20 05:06:38.210 INFO kablam! su: No module specific data is present
Sep 20 05:06:39.798 INFO running `"docker" "rm" "-f" "482a3ef357983a44be53c9fec91e602efe3805ecd2497fe2159e4dd132df1c3b"`
Sep 20 05:06:39.918 INFO blam! 482a3ef357983a44be53c9fec91e602efe3805ecd2497fe2159e4dd132df1c3b