Sep 01 14:24:46.445 INFO checking matrixnum-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 14:24:46.445 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 14:24:46.445 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 14:24:46.606 INFO blam! 4283248ced5d2e3df5cfcbb3a7428413e9c31f8f599307eeba260400cc5fcaae
Sep 01 14:24:46.608 INFO running `"docker" "start" "-a" "4283248ced5d2e3df5cfcbb3a7428413e9c31f8f599307eeba260400cc5fcaae"`
Sep 01 14:24:47.230 INFO kablam!     Checking matrixnum v0.1.0 (file:///source)
Sep 01 14:24:47.883 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 14:24:47.883 INFO kablam!  --> src/lib.rs:1:1
Sep 01 14:24:47.883 INFO kablam!   |
Sep 01 14:24:47.883 INFO kablam! 1 | #[macro_use]
Sep 01 14:24:47.883 INFO kablam!   | ^^^^^^^^^^^^
Sep 01 14:24:47.883 INFO kablam!   |
Sep 01 14:24:47.883 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 14:24:47.883 INFO kablam! 
Sep 01 14:24:48.303 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Sep 01 14:24:48.306 INFO kablam! su: No module specific data is present
Sep 01 14:24:48.799 INFO running `"docker" "rm" "-f" "4283248ced5d2e3df5cfcbb3a7428413e9c31f8f599307eeba260400cc5fcaae"`
Sep 01 14:24:48.885 INFO blam! 4283248ced5d2e3df5cfcbb3a7428413e9c31f8f599307eeba260400cc5fcaae