Dec 12 11:12:46.600 INFO checking mtl-0.1.5 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 11:12:46.600 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 11:12:46.803 INFO [stdout] 95b16c7c9568c0bd5a2227286e09613d8509139e727982dbc816ef6ca5bdbb35
Dec 12 11:12:46.805 INFO running `"docker" "start" "-a" "95b16c7c9568c0bd5a2227286e09613d8509139e727982dbc816ef6ca5bdbb35"`
Dec 12 11:12:47.856 INFO [stderr] usermod: no changes
Dec 12 11:12:48.000 INFO [stderr]     Checking mtl v0.1.5 (/source)
Dec 12 11:12:49.956 INFO [stderr] warning: unused macro definition
Dec 12 11:12:49.956 INFO [stderr]    --> src/ndarray/mod.rs:158:1
Dec 12 11:12:49.956 INFO [stderr]     |
Dec 12 11:12:49.956 INFO [stderr] 158 | / macro_rules! ix {
Dec 12 11:12:49.956 INFO [stderr] 159 | |     ($($arg:expr),*) => (
Dec 12 11:12:49.956 INFO [stderr] 160 | |         vec![$( Box::new($arg) as Box<ArrayIx> ),*]
Dec 12 11:12:49.956 INFO [stderr] 161 | |     )
Dec 12 11:12:49.956 INFO [stderr] 162 | | }
Dec 12 11:12:49.956 INFO [stderr]     | |_^
Dec 12 11:12:49.956 INFO [stderr]     |
Dec 12 11:12:49.956 INFO [stderr] note: lint level defined here
Dec 12 11:12:49.956 INFO [stderr]    --> src/lib.rs:2:20
Dec 12 11:12:49.956 INFO [stderr]     |
Dec 12 11:12:49.956 INFO [stderr] 2   | #![warn(bad_style, unused, unused_import_braces,
Dec 12 11:12:49.956 INFO [stderr]     |                    ^^^^^^
Dec 12 11:12:49.956 INFO [stderr]     = note: #[warn(unused_macros)] implied by #[warn(unused)]
Dec 12 11:12:49.956 INFO [stderr] 
Dec 12 11:12:51.516 INFO [stderr] warning: function is never used: `has_canonical_format`
Dec 12 11:12:51.516 INFO [stderr]    --> src/matrix/sparse/tools/csr.rs:129:1
Dec 12 11:12:51.516 INFO [stderr]     |
Dec 12 11:12:51.516 INFO [stderr] 129 | pub fn has_canonical_format(nrow: usize, ap: &[usize], aj: &[usize]) -> bool {
Dec 12 11:12:51.516 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:12:51.516 INFO [stderr]     |
Dec 12 11:12:51.516 INFO [stderr] note: lint level defined here
Dec 12 11:12:51.516 INFO [stderr]    --> src/lib.rs:2:20
Dec 12 11:12:51.516 INFO [stderr]     |
Dec 12 11:12:51.516 INFO [stderr] 2   | #![warn(bad_style, unused, unused_import_braces,
Dec 12 11:12:51.516 INFO [stderr]     |                    ^^^^^^
Dec 12 11:12:51.516 INFO [stderr]     = note: #[warn(dead_code)] implied by #[warn(unused)]
Dec 12 11:12:51.516 INFO [stderr] 
Dec 12 11:12:51.516 INFO [stderr] warning: function is never used: `binop_csr_general`
Dec 12 11:12:51.516 INFO [stderr]    --> src/matrix/sparse/tools/csr.rs:163:1
Dec 12 11:12:51.516 INFO [stderr]     |
Dec 12 11:12:51.516 INFO [stderr] 163 | / pub fn binop_csr_general<T: Zero + PartialOrd + Copy, U: Zero + PartialOrd + Copy, F>(
Dec 12 11:12:51.516 INFO [stderr] 164 | |     nrow: usize, ncol: usize,
Dec 12 11:12:51.517 INFO [stderr] 165 | |     ap: &[usize], aj: &[usize], ax: &[T],
Dec 12 11:12:51.517 INFO [stderr] 166 | |     bp: &[usize], bj: &[usize], bx: &[T],
Dec 12 11:12:51.517 INFO [stderr] ...   |
Dec 12 11:12:51.517 INFO [stderr] 240 | |     (cp, cj, cx)
Dec 12 11:12:51.517 INFO [stderr] 241 | | }
Dec 12 11:12:51.517 INFO [stderr]     | |_^
Dec 12 11:12:51.517 INFO [stderr] 
Dec 12 11:12:53.100 INFO [stderr] warning: function is never used: `has_canonical_format`
Dec 12 11:12:53.100 INFO [stderr]    --> src/matrix/sparse/tools/csr.rs:129:1
Dec 12 11:12:53.100 INFO [stderr]     |
Dec 12 11:12:53.100 INFO [stderr] 129 | pub fn has_canonical_format(nrow: usize, ap: &[usize], aj: &[usize]) -> bool {
Dec 12 11:12:53.100 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:12:53.100 INFO [stderr]     |
Dec 12 11:12:53.100 INFO [stderr] note: lint level defined here
Dec 12 11:12:53.100 INFO [stderr]    --> src/lib.rs:2:20
Dec 12 11:12:53.100 INFO [stderr]     |
Dec 12 11:12:53.100 INFO [stderr] 2   | #![warn(bad_style, unused, unused_import_braces,
Dec 12 11:12:53.100 INFO [stderr]     |                    ^^^^^^
Dec 12 11:12:53.100 INFO [stderr]     = note: #[warn(dead_code)] implied by #[warn(unused)]
Dec 12 11:12:53.100 INFO [stderr] 
Dec 12 11:12:53.100 INFO [stderr] warning: function is never used: `binop_csr_general`
Dec 12 11:12:53.100 INFO [stderr]    --> src/matrix/sparse/tools/csr.rs:163:1
Dec 12 11:12:53.100 INFO [stderr]     |
Dec 12 11:12:53.100 INFO [stderr] 163 | / pub fn binop_csr_general<T: Zero + PartialOrd + Copy, U: Zero + PartialOrd + Copy, F>(
Dec 12 11:12:53.100 INFO [stderr] 164 | |     nrow: usize, ncol: usize,
Dec 12 11:12:53.100 INFO [stderr] 165 | |     ap: &[usize], aj: &[usize], ax: &[T],
Dec 12 11:12:53.100 INFO [stderr] 166 | |     bp: &[usize], bj: &[usize], bx: &[T],
Dec 12 11:12:53.101 INFO [stderr] ...   |
Dec 12 11:12:53.101 INFO [stderr] 240 | |     (cp, cj, cx)
Dec 12 11:12:53.101 INFO [stderr] 241 | | }
Dec 12 11:12:53.101 INFO [stderr]     | |_^
Dec 12 11:12:53.101 INFO [stderr] 
Dec 12 11:12:53.568 INFO [stderr] error[E0432]: unresolved import `mtl::matrix::sparse::SparseYale`
Dec 12 11:12:53.568 INFO [stderr]   --> benches/matrix.rs:14:5
Dec 12 11:12:53.568 INFO [stderr]    |
Dec 12 11:12:53.568 INFO [stderr] 14 | use mtl::matrix::sparse::SparseYale;
Dec 12 11:12:53.568 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SparseYale` in `matrix::sparse`
Dec 12 11:12:53.568 INFO [stderr] 
Dec 12 11:12:53.624 INFO [stderr] error: aborting due to previous error
Dec 12 11:12:53.624 INFO [stderr] 
Dec 12 11:12:53.624 INFO [stderr] For more information about this error, try `rustc --explain E0432`.
Dec 12 11:12:53.632 INFO [stderr] error: Could not compile `mtl`.
Dec 12 11:12:53.632 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 12 11:12:53.899 INFO [stderr] error: build failed
Dec 12 11:12:53.900 INFO [stderr] su: No module specific data is present
Dec 12 11:12:54.283 INFO running `"docker" "inspect" "95b16c7c9568c0bd5a2227286e09613d8509139e727982dbc816ef6ca5bdbb35"`
Dec 12 11:12:54.518 INFO running `"docker" "rm" "-f" "95b16c7c9568c0bd5a2227286e09613d8509139e727982dbc816ef6ca5bdbb35"`
Dec 12 11:12:54.974 INFO [stdout] 95b16c7c9568c0bd5a2227286e09613d8509139e727982dbc816ef6ca5bdbb35