Dec 05 15:05:27.555 INFO checking constrained-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 15:05:27.555 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 15:05:27.762 INFO [stdout] 5fcf845177083ea19f1b1eb74faca1e2af0471f82980e832a35a160fba6c8730
Dec 05 15:05:27.765 INFO running `"docker" "start" "-a" "5fcf845177083ea19f1b1eb74faca1e2af0471f82980e832a35a160fba6c8730"`
Dec 05 15:05:28.393 INFO [stderr] usermod: no changes
Dec 05 15:05:28.503 INFO [stderr]     Checking dense_mats v0.4.0
Dec 05 15:05:30.619 INFO [stderr]     Checking sprs v0.3.3
Dec 05 15:05:33.056 INFO [stderr]     Checking constrained v0.1.0 (/source)
Dec 05 15:05:34.607 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 15:05:34.607 INFO [stderr]    --> src/lib.rs:297:35
Dec 05 15:05:34.607 INFO [stderr]     |
Dec 05 15:05:34.607 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 05 15:05:34.607 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 15:05:34.607 INFO [stderr]     |
Dec 05 15:05:34.607 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 15:05:34.607 INFO [stderr] 
Dec 05 15:05:34.791 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 15:05:34.791 INFO [stderr]    --> src/lib.rs:297:35
Dec 05 15:05:34.791 INFO [stderr]     |
Dec 05 15:05:34.791 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 05 15:05:34.791 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 15:05:34.791 INFO [stderr]     |
Dec 05 15:05:34.791 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 15:05:34.791 INFO [stderr] 
Dec 05 15:05:34.879 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 05 15:05:34.879 INFO [stderr]  --> src/lib.rs:5:5
Dec 05 15:05:34.879 INFO [stderr]   |
Dec 05 15:05:34.879 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 05 15:05:34.879 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:34.879 INFO [stderr]   |
Dec 05 15:05:34.879 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:05:34.879 INFO [stderr] 
Dec 05 15:05:34.879 INFO [stderr] warning: unused import: `One`
Dec 05 15:05:34.879 INFO [stderr]   --> src/lib.rs:19:11
Dec 05 15:05:34.879 INFO [stderr]    |
Dec 05 15:05:34.879 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 05 15:05:34.879 INFO [stderr]    |           ^^^
Dec 05 15:05:34.879 INFO [stderr] 
Dec 05 15:05:34.900 INFO [stderr] warning: value assigned to `lower` is never read
Dec 05 15:05:34.900 INFO [stderr]    --> src/lib.rs:373:17
Dec 05 15:05:34.900 INFO [stderr]     |
Dec 05 15:05:34.900 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 05 15:05:34.900 INFO [stderr]     |                 ^^^^^
Dec 05 15:05:34.900 INFO [stderr]     |
Dec 05 15:05:34.900 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 15:05:34.900 INFO [stderr] 
Dec 05 15:05:35.007 INFO [stderr] warning: function is never used: `from_iter`
Dec 05 15:05:35.007 INFO [stderr]    --> src/lib.rs:121:1
Dec 05 15:05:35.007 INFO [stderr]     |
Dec 05 15:05:35.007 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 05 15:05:35.007 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:35.007 INFO [stderr]     |
Dec 05 15:05:35.007 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 15:05:35.007 INFO [stderr] 
Dec 05 15:05:35.039 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 05 15:05:35.039 INFO [stderr]  --> src/lib.rs:5:5
Dec 05 15:05:35.039 INFO [stderr]   |
Dec 05 15:05:35.039 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 05 15:05:35.039 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:35.039 INFO [stderr]   |
Dec 05 15:05:35.039 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:05:35.039 INFO [stderr] 
Dec 05 15:05:35.039 INFO [stderr] warning: unused import: `One`
Dec 05 15:05:35.039 INFO [stderr]   --> src/lib.rs:19:11
Dec 05 15:05:35.039 INFO [stderr]    |
Dec 05 15:05:35.039 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 05 15:05:35.039 INFO [stderr]    |           ^^^
Dec 05 15:05:35.039 INFO [stderr] 
Dec 05 15:05:35.059 INFO [stderr] warning: value assigned to `lower` is never read
Dec 05 15:05:35.059 INFO [stderr]    --> src/lib.rs:373:17
Dec 05 15:05:35.059 INFO [stderr]     |
Dec 05 15:05:35.059 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 05 15:05:35.059 INFO [stderr]     |                 ^^^^^
Dec 05 15:05:35.059 INFO [stderr]     |
Dec 05 15:05:35.059 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 15:05:35.059 INFO [stderr] 
Dec 05 15:05:35.159 INFO [stderr] warning: function is never used: `from_iter`
Dec 05 15:05:35.159 INFO [stderr]    --> src/lib.rs:121:1
Dec 05 15:05:35.159 INFO [stderr]     |
Dec 05 15:05:35.159 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 05 15:05:35.159 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:35.159 INFO [stderr]     |
Dec 05 15:05:35.159 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 15:05:35.159 INFO [stderr] 
Dec 05 15:05:35.207 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.78s
Dec 05 15:05:35.223 INFO [stderr] su: No module specific data is present
Dec 05 15:05:35.877 INFO running `"docker" "inspect" "5fcf845177083ea19f1b1eb74faca1e2af0471f82980e832a35a160fba6c8730"`
Dec 05 15:05:36.136 INFO running `"docker" "rm" "-f" "5fcf845177083ea19f1b1eb74faca1e2af0471f82980e832a35a160fba6c8730"`
Dec 05 15:05:36.479 INFO [stdout] 5fcf845177083ea19f1b1eb74faca1e2af0471f82980e832a35a160fba6c8730