Sep 14 10:27:59.734 INFO checking rowcol-0.3.3 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 10:27:59.734 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 10:27:59.735 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 10:28:00.058 INFO blam! 37a2f4eca6f80b3d81f67db5b6d9b3f085dbddd674333545546911cc607a10d1
Sep 14 10:28:00.061 INFO running `"docker" "start" "-a" "37a2f4eca6f80b3d81f67db5b6d9b3f085dbddd674333545546911cc607a10d1"`
Sep 14 10:28:00.887 INFO kablam! usermod: no changes
Sep 14 10:28:01.047 INFO kablam!     Checking rowcol v0.3.3 (file:///source)
Sep 14 10:28:01.583 INFO kablam! warning: unused `#[macro_use]` import
Sep 14 10:28:01.583 INFO kablam!   --> src/lib.rs:41:1
Sep 14 10:28:01.583 INFO kablam!    |
Sep 14 10:28:01.583 INFO kablam! 41 | #[macro_use] extern crate approx;
Sep 14 10:28:01.583 INFO kablam!    | ^^^^^^^^^^^^
Sep 14 10:28:01.583 INFO kablam!    |
Sep 14 10:28:01.583 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 10:28:01.583 INFO kablam! 
Sep 14 10:28:04.875 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
Sep 14 10:28:04.892 INFO kablam! su: No module specific data is present
Sep 14 10:28:05.781 INFO running `"docker" "rm" "-f" "37a2f4eca6f80b3d81f67db5b6d9b3f085dbddd674333545546911cc607a10d1"`
Sep 14 10:28:06.095 INFO blam! 37a2f4eca6f80b3d81f67db5b6d9b3f085dbddd674333545546911cc607a10d1