Sep 14 13:21:51.183 INFO checking matrix_display-0.2.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 13:21:51.183 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 13:21:51.183 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-5/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 13:21:51.383 INFO blam! a619a1309be8b6360ef3f92ee5ee07376ee35363ba1b2ab7b1cbd01738e867e2
Sep 14 13:21:51.387 INFO running `"docker" "start" "-a" "a619a1309be8b6360ef3f92ee5ee07376ee35363ba1b2ab7b1cbd01738e867e2"`
Sep 14 13:21:52.467 INFO kablam! usermod: no changes
Sep 14 13:21:52.491 INFO kablam!     Checking matrix_display v0.2.0 (file:///source)
Sep 14 13:21:52.800 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 14 13:21:52.800 INFO kablam!    --> src/lib.rs:258:9
Sep 14 13:21:52.800 INFO kablam!     |
Sep 14 13:21:52.800 INFO kablam! 258 | /         self.mat
Sep 14 13:21:52.800 INFO kablam! 259 | |             .enumerate_cells()
Sep 14 13:21:52.800 INFO kablam! 260 | |             .chunks(self.n_cols())
Sep 14 13:21:52.800 INFO kablam! 261 | |             .into_iter()
Sep 14 13:21:52.800 INFO kablam! ...   |
Sep 14 13:21:52.800 INFO kablam! 269 | |             })
Sep 14 13:21:52.800 INFO kablam! 270 | |             .collect::<Vec<_>>();
Sep 14 13:21:52.800 INFO kablam!     | |_________________________________^
Sep 14 13:21:52.800 INFO kablam!     |
Sep 14 13:21:52.800 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 13:21:52.800 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 14 13:21:52.800 INFO kablam! 
Sep 14 13:21:53.051 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 14 13:21:53.051 INFO kablam!    --> src/lib.rs:258:9
Sep 14 13:21:53.051 INFO kablam!     |
Sep 14 13:21:53.051 INFO kablam! 258 | /         self.mat
Sep 14 13:21:53.051 INFO kablam! 259 | |             .enumerate_cells()
Sep 14 13:21:53.051 INFO kablam! 260 | |             .chunks(self.n_cols())
Sep 14 13:21:53.051 INFO kablam! 261 | |             .into_iter()
Sep 14 13:21:53.051 INFO kablam! ...   |
Sep 14 13:21:53.051 INFO kablam! 269 | |             })
Sep 14 13:21:53.051 INFO kablam! 270 | |             .collect::<Vec<_>>();
Sep 14 13:21:53.051 INFO kablam!     | |_________________________________^
Sep 14 13:21:53.051 INFO kablam!     |
Sep 14 13:21:53.051 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 13:21:53.051 INFO kablam!     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 14 13:21:53.051 INFO kablam! 
Sep 14 13:21:53.159 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Sep 14 13:21:53.162 INFO kablam! su: No module specific data is present
Sep 14 13:21:53.801 INFO running `"docker" "rm" "-f" "a619a1309be8b6360ef3f92ee5ee07376ee35363ba1b2ab7b1cbd01738e867e2"`
Sep 14 13:21:53.862 INFO blam! a619a1309be8b6360ef3f92ee5ee07376ee35363ba1b2ab7b1cbd01738e867e2