Sep 10 13:12:32.629 INFO checking pattern-3-0.5.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 13:12:32.629 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 13:12:32.630 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 13:12:32.807 INFO blam! 6272dd11302f5972d0a714bda0af5bb6caa8eed42b9145d98c751c207ada3a28
Sep 10 13:12:32.809 INFO running `"docker" "start" "-a" "6272dd11302f5972d0a714bda0af5bb6caa8eed42b9145d98c751c207ada3a28"`
Sep 10 13:12:33.391 INFO kablam! usermod: no changes
Sep 10 13:12:33.462 INFO kablam!     Checking pattern-3 v0.5.0 (file:///source)
Sep 10 13:12:35.545 INFO kablam! warning: the feature `iterator_find_map` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 10 13:12:35.546 INFO kablam!   --> src/lib.rs:15:5
Sep 10 13:12:35.546 INFO kablam!    |
Sep 10 13:12:35.546 INFO kablam! 15 |     iterator_find_map,
Sep 10 13:12:35.546 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Sep 10 13:12:35.546 INFO kablam!    |
Sep 10 13:12:35.546 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 13:12:35.546 INFO kablam! 
Sep 10 13:12:40.040 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
Sep 10 13:12:40.044 INFO kablam! su: No module specific data is present
Sep 10 13:12:41.069 INFO running `"docker" "rm" "-f" "6272dd11302f5972d0a714bda0af5bb6caa8eed42b9145d98c751c207ada3a28"`
Sep 10 13:12:41.185 INFO blam! 6272dd11302f5972d0a714bda0af5bb6caa8eed42b9145d98c751c207ada3a28