Dec 03 15:17:46.679 INFO testing constrained-0.1.0 against 1.30.1 for beta-1.31-5
Dec 03 15:17:46.680 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 15:17:46.894 INFO [stdout] 86456109425ef85e79549fa0b356589979dd2da315de6897902d00a3bc526978
Dec 03 15:17:46.896 INFO running `"docker" "start" "-a" "86456109425ef85e79549fa0b356589979dd2da315de6897902d00a3bc526978"`
Dec 03 15:17:47.407 INFO [stderr] usermod: no changes
Dec 03 15:17:47.481 INFO [stderr]    Compiling dense_mats v0.4.0
Dec 03 15:17:49.827 INFO [stderr]    Compiling sprs v0.3.3
Dec 03 15:17:52.839 INFO [stderr]    Compiling constrained v0.1.0 (/source)
Dec 03 15:17:54.219 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 03 15:17:54.219 INFO [stderr]    --> src/lib.rs:297:35
Dec 03 15:17:54.219 INFO [stderr]     |
Dec 03 15:17:54.219 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 03 15:17:54.219 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 03 15:17:54.219 INFO [stderr]     |
Dec 03 15:17:54.219 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 03 15:17:54.219 INFO [stderr] 
Dec 03 15:17:54.406 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 03 15:17:54.406 INFO [stderr]  --> src/lib.rs:5:5
Dec 03 15:17:54.406 INFO [stderr]   |
Dec 03 15:17:54.406 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 03 15:17:54.406 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:17:54.406 INFO [stderr]   |
Dec 03 15:17:54.406 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 03 15:17:54.406 INFO [stderr] 
Dec 03 15:17:54.406 INFO [stderr] warning: unused import: `One`
Dec 03 15:17:54.406 INFO [stderr]   --> src/lib.rs:19:11
Dec 03 15:17:54.406 INFO [stderr]    |
Dec 03 15:17:54.406 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 03 15:17:54.406 INFO [stderr]    |           ^^^
Dec 03 15:17:54.406 INFO [stderr] 
Dec 03 15:17:54.426 INFO [stderr] warning: value assigned to `lower` is never read
Dec 03 15:17:54.426 INFO [stderr]    --> src/lib.rs:373:17
Dec 03 15:17:54.426 INFO [stderr]     |
Dec 03 15:17:54.426 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 03 15:17:54.426 INFO [stderr]     |                 ^^^^^
Dec 03 15:17:54.426 INFO [stderr]     |
Dec 03 15:17:54.426 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 03 15:17:54.426 INFO [stderr] 
Dec 03 15:17:54.501 INFO [stderr] warning: function is never used: `from_iter`
Dec 03 15:17:54.501 INFO [stderr]    --> src/lib.rs:121:1
Dec 03 15:17:54.501 INFO [stderr]     |
Dec 03 15:17:54.501 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 03 15:17:54.501 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:17:54.501 INFO [stderr]     |
Dec 03 15:17:54.501 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 03 15:17:54.501 INFO [stderr] 
Dec 03 15:17:54.543 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.11s
Dec 03 15:17:54.546 INFO [stderr] su: No module specific data is present
Dec 03 15:17:54.962 INFO running `"docker" "inspect" "86456109425ef85e79549fa0b356589979dd2da315de6897902d00a3bc526978"`
Dec 03 15:17:55.123 INFO running `"docker" "rm" "-f" "86456109425ef85e79549fa0b356589979dd2da315de6897902d00a3bc526978"`
Dec 03 15:17:55.339 INFO [stdout] 86456109425ef85e79549fa0b356589979dd2da315de6897902d00a3bc526978
Dec 03 15:17:55.347 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 15:17:55.719 INFO [stdout] 255b80087695c1f1a3f5e77197cb48c1e18216aba644251c9b4ffa6ab3fd0e30
Dec 03 15:17:55.721 INFO running `"docker" "start" "-a" "255b80087695c1f1a3f5e77197cb48c1e18216aba644251c9b4ffa6ab3fd0e30"`
Dec 03 15:17:57.083 INFO [stderr] usermod: no changes
Dec 03 15:17:57.147 INFO [stderr]    Compiling constrained v0.1.0 (/source)
Dec 03 15:17:59.074 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 03 15:17:59.074 INFO [stderr]    --> src/lib.rs:297:35
Dec 03 15:17:59.074 INFO [stderr]     |
Dec 03 15:17:59.074 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 03 15:17:59.079 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 03 15:17:59.079 INFO [stderr]     |
Dec 03 15:17:59.079 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 03 15:17:59.079 INFO [stderr] 
Dec 03 15:17:59.303 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 03 15:17:59.303 INFO [stderr]  --> src/lib.rs:5:5
Dec 03 15:17:59.303 INFO [stderr]   |
Dec 03 15:17:59.303 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 03 15:17:59.303 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:17:59.303 INFO [stderr]   |
Dec 03 15:17:59.303 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 03 15:17:59.303 INFO [stderr] 
Dec 03 15:17:59.303 INFO [stderr] warning: unused import: `One`
Dec 03 15:17:59.303 INFO [stderr]   --> src/lib.rs:19:11
Dec 03 15:17:59.303 INFO [stderr]    |
Dec 03 15:17:59.303 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 03 15:17:59.303 INFO [stderr]    |           ^^^
Dec 03 15:17:59.303 INFO [stderr] 
Dec 03 15:17:59.318 INFO [stderr] warning: value assigned to `lower` is never read
Dec 03 15:17:59.318 INFO [stderr]    --> src/lib.rs:373:17
Dec 03 15:17:59.318 INFO [stderr]     |
Dec 03 15:17:59.318 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 03 15:17:59.318 INFO [stderr]     |                 ^^^^^
Dec 03 15:17:59.318 INFO [stderr]     |
Dec 03 15:17:59.318 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 03 15:17:59.318 INFO [stderr] 
Dec 03 15:17:59.399 INFO [stderr] warning: function is never used: `from_iter`
Dec 03 15:17:59.399 INFO [stderr]    --> src/lib.rs:121:1
Dec 03 15:17:59.399 INFO [stderr]     |
Dec 03 15:17:59.399 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 03 15:17:59.399 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:17:59.399 INFO [stderr]     |
Dec 03 15:17:59.399 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 03 15:17:59.399 INFO [stderr] 
Dec 03 15:18:01.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
Dec 03 15:18:01.067 INFO [stderr] su: No module specific data is present
Dec 03 15:18:01.766 INFO running `"docker" "inspect" "255b80087695c1f1a3f5e77197cb48c1e18216aba644251c9b4ffa6ab3fd0e30"`
Dec 03 15:18:02.069 INFO running `"docker" "rm" "-f" "255b80087695c1f1a3f5e77197cb48c1e18216aba644251c9b4ffa6ab3fd0e30"`
Dec 03 15:18:02.334 INFO [stdout] 255b80087695c1f1a3f5e77197cb48c1e18216aba644251c9b4ffa6ab3fd0e30
