Aug 30 02:00:32.280 INFO checking sprs-0.6.2 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 02:00:32.280 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 02:00:32.281 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-0/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 02:00:32.466 INFO blam! 2c99f8ba46525b79f89f0013541f5f543201231889b58c8a24038ebb68afc57c
Aug 30 02:00:32.468 INFO running `"docker" "start" "-a" "2c99f8ba46525b79f89f0013541f5f543201231889b58c8a24038ebb68afc57c"`
Aug 30 02:00:33.086 INFO kablam!    Compiling ndarray v0.10.14
Aug 30 02:00:44.486 INFO kablam!     Checking sprs v0.6.2 (file:///source)
Aug 30 02:00:49.075 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 02:00:49.075 INFO kablam!   --> benches/sparse_dense_products.rs:33:9
Aug 30 02:00:49.075 INFO kablam!    |
Aug 30 02:00:49.075 INFO kablam! 33 |         &a * &w;
Aug 30 02:00:49.076 INFO kablam!    |         ^^^^^^^
Aug 30 02:00:49.076 INFO kablam!    |
Aug 30 02:00:49.076 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 30 02:00:49.076 INFO kablam! 
Aug 30 02:00:50.487 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.44s
Aug 30 02:00:50.572 INFO kablam! su: No module specific data is present
Aug 30 02:00:50.964 INFO running `"docker" "rm" "-f" "2c99f8ba46525b79f89f0013541f5f543201231889b58c8a24038ebb68afc57c"`
Aug 30 02:00:51.059 INFO blam! 2c99f8ba46525b79f89f0013541f5f543201231889b58c8a24038ebb68afc57c