Dec 01 00:20:34.695 INFO checking constrained-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 00:20:34.695 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 01 00:20:35.057 INFO [stdout] 4d7aef670a1311c3f5a3bcb41219c3f476dde6622ecf503fe0b03932fa0605b3
Dec 01 00:20:35.060 INFO running `"docker" "start" "-a" "4d7aef670a1311c3f5a3bcb41219c3f476dde6622ecf503fe0b03932fa0605b3"`
Dec 01 00:20:36.036 INFO [stderr] usermod: no changes
Dec 01 00:20:36.128 INFO [stderr]     Checking dense_mats v0.4.0
Dec 01 00:20:38.052 INFO [stderr]     Checking sprs v0.3.3
Dec 01 00:20:40.724 INFO [stderr]     Checking constrained v0.1.0 (/source)
Dec 01 00:20:42.896 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 01 00:20:42.896 INFO [stderr]    --> src/lib.rs:297:35
Dec 01 00:20:42.896 INFO [stderr]     |
Dec 01 00:20:42.896 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 01 00:20:42.896 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 00:20:42.896 INFO [stderr]     |
Dec 01 00:20:42.896 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 01 00:20:42.896 INFO [stderr] 
Dec 01 00:20:43.056 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 01 00:20:43.057 INFO [stderr]    --> src/lib.rs:297:35
Dec 01 00:20:43.057 INFO [stderr]     |
Dec 01 00:20:43.057 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 01 00:20:43.057 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 00:20:43.060 INFO [stderr]     |
Dec 01 00:20:43.060 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 01 00:20:43.060 INFO [stderr] 
Dec 01 00:20:43.096 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 01 00:20:43.096 INFO [stderr]  --> src/lib.rs:5:5
Dec 01 00:20:43.096 INFO [stderr]   |
Dec 01 00:20:43.096 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 01 00:20:43.096 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:20:43.096 INFO [stderr]   |
Dec 01 00:20:43.096 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 00:20:43.096 INFO [stderr] 
Dec 01 00:20:43.096 INFO [stderr] warning: unused import: `One`
Dec 01 00:20:43.096 INFO [stderr]   --> src/lib.rs:19:11
Dec 01 00:20:43.096 INFO [stderr]    |
Dec 01 00:20:43.096 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 01 00:20:43.096 INFO [stderr]    |           ^^^
Dec 01 00:20:43.096 INFO [stderr] 
Dec 01 00:20:43.108 INFO [stderr] warning: value assigned to `lower` is never read
Dec 01 00:20:43.108 INFO [stderr]    --> src/lib.rs:373:17
Dec 01 00:20:43.108 INFO [stderr]     |
Dec 01 00:20:43.108 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 01 00:20:43.108 INFO [stderr]     |                 ^^^^^
Dec 01 00:20:43.108 INFO [stderr]     |
Dec 01 00:20:43.108 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 00:20:43.108 INFO [stderr] 
Dec 01 00:20:43.208 INFO [stderr] warning: function is never used: `from_iter`
Dec 01 00:20:43.208 INFO [stderr]    --> src/lib.rs:121:1
Dec 01 00:20:43.209 INFO [stderr]     |
Dec 01 00:20:43.209 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 01 00:20:43.209 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:20:43.209 INFO [stderr]     |
Dec 01 00:20:43.209 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 01 00:20:43.209 INFO [stderr] 
Dec 01 00:20:43.273 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 01 00:20:43.273 INFO [stderr]  --> src/lib.rs:5:5
Dec 01 00:20:43.273 INFO [stderr]   |
Dec 01 00:20:43.273 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 01 00:20:43.273 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:20:43.273 INFO [stderr]   |
Dec 01 00:20:43.273 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 00:20:43.273 INFO [stderr] 
Dec 01 00:20:43.273 INFO [stderr] warning: unused import: `One`
Dec 01 00:20:43.273 INFO [stderr]   --> src/lib.rs:19:11
Dec 01 00:20:43.273 INFO [stderr]    |
Dec 01 00:20:43.273 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 01 00:20:43.273 INFO [stderr]    |           ^^^
Dec 01 00:20:43.273 INFO [stderr] 
Dec 01 00:20:43.280 INFO [stderr] warning: value assigned to `lower` is never read
Dec 01 00:20:43.280 INFO [stderr]    --> src/lib.rs:373:17
Dec 01 00:20:43.280 INFO [stderr]     |
Dec 01 00:20:43.280 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 01 00:20:43.280 INFO [stderr]     |                 ^^^^^
Dec 01 00:20:43.280 INFO [stderr]     |
Dec 01 00:20:43.280 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 00:20:43.280 INFO [stderr] 
Dec 01 00:20:43.368 INFO [stderr] warning: function is never used: `from_iter`
Dec 01 00:20:43.368 INFO [stderr]    --> src/lib.rs:121:1
Dec 01 00:20:43.368 INFO [stderr]     |
Dec 01 00:20:43.368 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 01 00:20:43.368 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:20:43.368 INFO [stderr]     |
Dec 01 00:20:43.368 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 01 00:20:43.368 INFO [stderr] 
Dec 01 00:20:43.408 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
Dec 01 00:20:43.411 INFO [stderr] su: No module specific data is present
Dec 01 00:20:44.024 INFO running `"docker" "inspect" "4d7aef670a1311c3f5a3bcb41219c3f476dde6622ecf503fe0b03932fa0605b3"`
Dec 01 00:20:44.282 INFO running `"docker" "rm" "-f" "4d7aef670a1311c3f5a3bcb41219c3f476dde6622ecf503fe0b03932fa0605b3"`
Dec 01 00:20:44.602 INFO [stdout] 4d7aef670a1311c3f5a3bcb41219c3f476dde6622ecf503fe0b03932fa0605b3