Sep 01 11:45:00.359 INFO checking pattern-3-0.5.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 11:45:00.359 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 11:45:00.359 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:45:00.546 INFO blam! d9a96ed69772144ba7014ecd46d19ef76929c52de6fea979e3ac6cfe727c158d
Sep 01 11:45:00.547 INFO running `"docker" "start" "-a" "d9a96ed69772144ba7014ecd46d19ef76929c52de6fea979e3ac6cfe727c158d"`
Sep 01 11:45:01.198 INFO kablam!     Checking pattern-3 v0.5.0 (file:///source)
Sep 01 11:45:03.705 INFO kablam! warning: the feature `iterator_find_map` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 01 11:45:03.705 INFO kablam!   --> src/lib.rs:15:5
Sep 01 11:45:03.705 INFO kablam!    |
Sep 01 11:45:03.705 INFO kablam! 15 |     iterator_find_map,
Sep 01 11:45:03.705 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Sep 01 11:45:03.705 INFO kablam!    |
Sep 01 11:45:03.705 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 01 11:45:03.705 INFO kablam! 
Sep 01 11:45:08.202 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
Sep 01 11:45:08.208 INFO kablam! su: No module specific data is present
Sep 01 11:45:08.691 INFO running `"docker" "rm" "-f" "d9a96ed69772144ba7014ecd46d19ef76929c52de6fea979e3ac6cfe727c158d"`
Sep 01 11:45:08.783 INFO blam! d9a96ed69772144ba7014ecd46d19ef76929c52de6fea979e3ac6cfe727c158d