Sep 14 12:12:22.708 INFO checking ordslice-0.2.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 12:12:22.708 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 12:12:22.708 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/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 12:12:23.118 INFO blam! e95c0f1b5e4fa0177620f9ead4d3f794d6819577f688a30ac70d96f52952f207
Sep 14 12:12:23.123 INFO running `"docker" "start" "-a" "e95c0f1b5e4fa0177620f9ead4d3f794d6819577f688a30ac70d96f52952f207"`
Sep 14 12:12:24.589 INFO kablam! usermod: no changes
Sep 14 12:12:24.672 INFO kablam!     Checking ordslice v0.2.0 (file:///source)
Sep 14 12:12:25.595 INFO kablam! warning: unused import: `ordslice::Ext`
Sep 14 12:12:25.595 INFO kablam!   --> benches/bench.rs:23:5
Sep 14 12:12:25.595 INFO kablam!    |
Sep 14 12:12:25.595 INFO kablam! 23 | use ordslice::Ext;
Sep 14 12:12:25.595 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 14 12:12:25.595 INFO kablam!    |
Sep 14 12:12:25.595 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 12:12:25.595 INFO kablam! 
Sep 14 12:12:25.719 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Sep 14 12:12:25.735 INFO kablam! su: No module specific data is present
Sep 14 12:12:26.719 INFO running `"docker" "rm" "-f" "e95c0f1b5e4fa0177620f9ead4d3f794d6819577f688a30ac70d96f52952f207"`
Sep 14 12:12:26.959 INFO blam! e95c0f1b5e4fa0177620f9ead4d3f794d6819577f688a30ac70d96f52952f207