Dec 07 19:53:03.214 INFO testing constrained-0.1.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 19:53:03.214 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 07 19:53:03.391 INFO [stdout] 356f17ebb272751d11a6c30106207703f4a91d97e02f2aa161e94747f9c641ba
Dec 07 19:53:03.393 INFO running `"docker" "start" "-a" "356f17ebb272751d11a6c30106207703f4a91d97e02f2aa161e94747f9c641ba"`
Dec 07 19:53:03.898 INFO [stderr] usermod: no changes
Dec 07 19:53:03.974 INFO [stderr]    Compiling dense_mats v0.4.0
Dec 07 19:53:05.928 INFO [stderr]    Compiling sprs v0.3.3
Dec 07 19:53:08.453 INFO [stderr]    Compiling constrained v0.1.0 (/source)
Dec 07 19:53:09.633 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 07 19:53:09.633 INFO [stderr]    --> src/lib.rs:297:35
Dec 07 19:53:09.633 INFO [stderr]     |
Dec 07 19:53:09.633 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 07 19:53:09.633 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 19:53:09.633 INFO [stderr]     |
Dec 07 19:53:09.633 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 19:53:09.633 INFO [stderr] 
Dec 07 19:53:09.782 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 07 19:53:09.782 INFO [stderr]  --> src/lib.rs:5:5
Dec 07 19:53:09.782 INFO [stderr]   |
Dec 07 19:53:09.782 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 07 19:53:09.782 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 19:53:09.782 INFO [stderr]   |
Dec 07 19:53:09.782 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 19:53:09.782 INFO [stderr] 
Dec 07 19:53:09.782 INFO [stderr] warning: unused import: `One`
Dec 07 19:53:09.782 INFO [stderr]   --> src/lib.rs:19:11
Dec 07 19:53:09.782 INFO [stderr]    |
Dec 07 19:53:09.782 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 07 19:53:09.782 INFO [stderr]    |           ^^^
Dec 07 19:53:09.782 INFO [stderr] 
Dec 07 19:53:09.791 INFO [stderr] warning: value assigned to `lower` is never read
Dec 07 19:53:09.791 INFO [stderr]    --> src/lib.rs:373:17
Dec 07 19:53:09.791 INFO [stderr]     |
Dec 07 19:53:09.791 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 07 19:53:09.791 INFO [stderr]     |                 ^^^^^
Dec 07 19:53:09.791 INFO [stderr]     |
Dec 07 19:53:09.791 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 07 19:53:09.791 INFO [stderr] 
Dec 07 19:53:09.847 INFO [stderr] warning: function is never used: `from_iter`
Dec 07 19:53:09.847 INFO [stderr]    --> src/lib.rs:121:1
Dec 07 19:53:09.847 INFO [stderr]     |
Dec 07 19:53:09.847 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 07 19:53:09.847 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 19:53:09.847 INFO [stderr]     |
Dec 07 19:53:09.847 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 19:53:09.847 INFO [stderr] 
Dec 07 19:53:09.913 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
Dec 07 19:53:09.913 INFO [stderr] su: No module specific data is present
Dec 07 19:53:10.182 INFO running `"docker" "inspect" "356f17ebb272751d11a6c30106207703f4a91d97e02f2aa161e94747f9c641ba"`
Dec 07 19:53:10.293 INFO running `"docker" "rm" "-f" "356f17ebb272751d11a6c30106207703f4a91d97e02f2aa161e94747f9c641ba"`
Dec 07 19:53:10.429 INFO [stdout] 356f17ebb272751d11a6c30106207703f4a91d97e02f2aa161e94747f9c641ba
Dec 07 19:53:10.434 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 07 19:53:10.596 INFO [stdout] e8c61b6d284bc1e22c64fbdbb09f91c7c076bea2478972401f583a4e93f6f837
Dec 07 19:53:10.602 INFO running `"docker" "start" "-a" "e8c61b6d284bc1e22c64fbdbb09f91c7c076bea2478972401f583a4e93f6f837"`
Dec 07 19:53:11.236 INFO [stderr] usermod: no changes
Dec 07 19:53:11.324 INFO [stderr]    Compiling constrained v0.1.0 (/source)
Dec 07 19:53:12.704 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 07 19:53:12.704 INFO [stderr]    --> src/lib.rs:297:35
Dec 07 19:53:12.704 INFO [stderr]     |
Dec 07 19:53:12.704 INFO [stderr] 297 |     let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt()));
Dec 07 19:53:12.704 INFO [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 19:53:12.704 INFO [stderr]     |
Dec 07 19:53:12.704 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 19:53:12.704 INFO [stderr] 
Dec 07 19:53:12.900 INFO [stderr] warning: unused import: `sprs::sparse::compressed::SpMatView`
Dec 07 19:53:12.900 INFO [stderr]  --> src/lib.rs:5:5
Dec 07 19:53:12.900 INFO [stderr]   |
Dec 07 19:53:12.900 INFO [stderr] 5 | use sprs::sparse::compressed::SpMatView;
Dec 07 19:53:12.900 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 19:53:12.900 INFO [stderr]   |
Dec 07 19:53:12.900 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 19:53:12.900 INFO [stderr] 
Dec 07 19:53:12.900 INFO [stderr] warning: unused import: `One`
Dec 07 19:53:12.900 INFO [stderr]   --> src/lib.rs:19:11
Dec 07 19:53:12.900 INFO [stderr]    |
Dec 07 19:53:12.900 INFO [stderr] 19 | use num::{One, Zero, Float};
Dec 07 19:53:12.900 INFO [stderr]    |           ^^^
Dec 07 19:53:12.900 INFO [stderr] 
Dec 07 19:53:12.912 INFO [stderr] warning: value assigned to `lower` is never read
Dec 07 19:53:12.912 INFO [stderr]    --> src/lib.rs:373:17
Dec 07 19:53:12.912 INFO [stderr]     |
Dec 07 19:53:12.912 INFO [stderr] 373 |                 lower = zhis[iter];
Dec 07 19:53:12.912 INFO [stderr]     |                 ^^^^^
Dec 07 19:53:12.912 INFO [stderr]     |
Dec 07 19:53:12.912 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 07 19:53:12.912 INFO [stderr] 
Dec 07 19:53:12.996 INFO [stderr] warning: function is never used: `from_iter`
Dec 07 19:53:12.996 INFO [stderr]    --> src/lib.rs:121:1
Dec 07 19:53:12.996 INFO [stderr]     |
Dec 07 19:53:12.996 INFO [stderr] 121 | fn from_iter<N: Copy, I: Iterator<Item=(usize, N)>>(itr: I, len: Option<usize>) -> CsVecOwned<N> {
Dec 07 19:53:12.996 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 19:53:12.996 INFO [stderr]     |
Dec 07 19:53:12.996 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 19:53:12.996 INFO [stderr] 
Dec 07 19:53:15.316 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
Dec 07 19:53:15.316 INFO [stderr] su: No module specific data is present
Dec 07 19:53:15.826 INFO running `"docker" "inspect" "e8c61b6d284bc1e22c64fbdbb09f91c7c076bea2478972401f583a4e93f6f837"`
Dec 07 19:53:16.126 INFO running `"docker" "rm" "-f" "e8c61b6d284bc1e22c64fbdbb09f91c7c076bea2478972401f583a4e93f6f837"`
Dec 07 19:53:16.400 INFO [stdout] e8c61b6d284bc1e22c64fbdbb09f91c7c076bea2478972401f583a4e93f6f837