Dec 05 15:05:27.717 INFO checking constrained-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 15:05:27.717 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 15:05:27.943 INFO [stdout] 1aa672030e41f9ec8abaea538a20a1ffb90efbd2562d620f03159c69d23d87b5
Dec 05 15:05:27.943 INFO running `"docker" "start" "-a" "1aa672030e41f9ec8abaea538a20a1ffb90efbd2562d620f03159c69d23d87b5"`
Dec 05 15:05:28.420 INFO [stderr] usermod: no changes
Dec 05 15:05:28.491 INFO [stderr]     Checking dense_mats v0.4.0
Dec 05 15:05:30.358 INFO [stderr]     Checking sprs v0.3.3
Dec 05 15:05:32.794 INFO [stderr]     Checking constrained v0.1.0 (/source)
Dec 05 15:05:34.167 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 15:05:34.167 INFO [stderr]    --> src/lib.rs:297:35
Dec 05 15:05:34.167 INFO [stderr]     |
Dec 05 15:05:34.167 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 05 15:05:34.167 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 15:05:34.167 INFO [stderr]     |
Dec 05 15:05:34.167 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 15:05:34.167 INFO [stderr] 
Dec 05 15:05:34.379 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 05 15:05:34.379 INFO [stderr]    --> src/lib.rs:297:35
Dec 05 15:05:34.379 INFO [stderr]     |
Dec 05 15:05:34.379 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 05 15:05:34.379 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 15:05:34.379 INFO [stderr]     |
Dec 05 15:05:34.379 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 05 15:05:34.379 INFO [stderr] 
Dec 05 15:05:34.447 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 05 15:05:34.447 INFO [stderr]  --> src/lib.rs:5:5
Dec 05 15:05:34.447 INFO [stderr]   |
Dec 05 15:05:34.447 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 05 15:05:34.447 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:34.447 INFO [stderr]   |
Dec 05 15:05:34.447 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:05:34.447 INFO [stderr] 
Dec 05 15:05:34.447 INFO [stderr] warning: unused import: `One`
Dec 05 15:05:34.447 INFO [stderr]   --> src/lib.rs:19:11
Dec 05 15:05:34.447 INFO [stderr]    |
Dec 05 15:05:34.447 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 05 15:05:34.447 INFO [stderr]    |           ^^^
Dec 05 15:05:34.447 INFO [stderr] 
Dec 05 15:05:34.467 INFO [stderr] warning: value assigned to `lower` is never read
Dec 05 15:05:34.467 INFO [stderr]    --> src/lib.rs:373:17
Dec 05 15:05:34.467 INFO [stderr]     |
Dec 05 15:05:34.467 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 05 15:05:34.467 INFO [stderr]     |                 ^^^^^
Dec 05 15:05:34.467 INFO [stderr]     |
Dec 05 15:05:34.467 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 15:05:34.467 INFO [stderr] 
Dec 05 15:05:34.587 INFO [stderr] warning: function is never used: `from_iter`
Dec 05 15:05:34.587 INFO [stderr]    --> src/lib.rs:121:1
Dec 05 15:05:34.587 INFO [stderr]     |
Dec 05 15:05:34.587 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 05 15:05:34.587 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:34.587 INFO [stderr]     |
Dec 05 15:05:34.587 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 15:05:34.587 INFO [stderr] 
Dec 05 15:05:34.591 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 05 15:05:34.591 INFO [stderr]  --> src/lib.rs:5:5
Dec 05 15:05:34.591 INFO [stderr]   |
Dec 05 15:05:34.591 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 05 15:05:34.591 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:34.591 INFO [stderr]   |
Dec 05 15:05:34.591 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:05:34.591 INFO [stderr] 
Dec 05 15:05:34.591 INFO [stderr] warning: unused import: `One`
Dec 05 15:05:34.591 INFO [stderr]   --> src/lib.rs:19:11
Dec 05 15:05:34.591 INFO [stderr]    |
Dec 05 15:05:34.591 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 05 15:05:34.591 INFO [stderr]    |           ^^^
Dec 05 15:05:34.591 INFO [stderr] 
Dec 05 15:05:34.610 INFO [stderr] warning: value assigned to `lower` is never read
Dec 05 15:05:34.610 INFO [stderr]    --> src/lib.rs:373:17
Dec 05 15:05:34.610 INFO [stderr]     |
Dec 05 15:05:34.611 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 05 15:05:34.611 INFO [stderr]     |                 ^^^^^
Dec 05 15:05:34.615 INFO [stderr]     |
Dec 05 15:05:34.615 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 05 15:05:34.615 INFO [stderr] 
Dec 05 15:05:34.695 INFO [stderr] warning: function is never used: `from_iter`
Dec 05 15:05:34.695 INFO [stderr]    --> src/lib.rs:121:1
Dec 05 15:05:34.695 INFO [stderr]     |
Dec 05 15:05:34.695 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 05 15:05:34.695 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:05:34.695 INFO [stderr]     |
Dec 05 15:05:34.695 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 15:05:34.695 INFO [stderr] 
Dec 05 15:05:34.712 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.28s
Dec 05 15:05:34.717 INFO [stderr] su: No module specific data is present
Dec 05 15:05:35.603 INFO running `"docker" "inspect" "1aa672030e41f9ec8abaea538a20a1ffb90efbd2562d620f03159c69d23d87b5"`
Dec 05 15:05:35.866 INFO running `"docker" "rm" "-f" "1aa672030e41f9ec8abaea538a20a1ffb90efbd2562d620f03159c69d23d87b5"`
Dec 05 15:05:36.183 INFO [stdout] 1aa672030e41f9ec8abaea538a20a1ffb90efbd2562d620f03159c69d23d87b5