Sep 05 21:30:56.542 INFO checking typenum_bitset-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 21:30:56.542 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 21:30:56.542 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 21:30:56.684 INFO blam! 6bb6efac9456f02eac5543968cd0fea6c48bd47aa846964c374f11820eb387a8
Sep 05 21:30:56.691 INFO running `"docker" "start" "-a" "6bb6efac9456f02eac5543968cd0fea6c48bd47aa846964c374f11820eb387a8"`
Sep 05 21:30:57.442 INFO kablam! usermod: no changes
Sep 05 21:30:57.499 INFO kablam!     Checking typenum_bitset v0.1.0 (file:///source)
Sep 05 21:30:57.790 INFO kablam! warning: unused import: `std::prelude::v1`
Sep 05 21:30:57.790 INFO kablam!    --> src/bitset.rs:288:9
Sep 05 21:30:57.790 INFO kablam!     |
Sep 05 21:30:57.790 INFO kablam! 288 |     use std::prelude::v1::*;
Sep 05 21:30:57.790 INFO kablam!     |         ^^^^^^^^^^^^^^^^
Sep 05 21:30:57.790 INFO kablam!     |
Sep 05 21:30:57.790 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 05 21:30:57.790 INFO kablam! 
Sep 05 21:30:57.858 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Sep 05 21:30:57.864 INFO kablam! su: No module specific data is present
Sep 05 21:30:58.424 INFO running `"docker" "rm" "-f" "6bb6efac9456f02eac5543968cd0fea6c48bd47aa846964c374f11820eb387a8"`
Sep 05 21:30:58.546 INFO blam! 6bb6efac9456f02eac5543968cd0fea6c48bd47aa846964c374f11820eb387a8