Aug 31 10:03:19.975 INFO checking unicode-normalization-0.1.7 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 10:03:19.975 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 10:03:19.975 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 10:03:20.142 INFO blam! f82bd413b48c11c4883f2407f02f7200d1b1848376ced7c53815e023a13041aa
Aug 31 10:03:20.144 INFO running `"docker" "start" "-a" "f82bd413b48c11c4883f2407f02f7200d1b1848376ced7c53815e023a13041aa"`
Aug 31 10:03:20.863 INFO kablam!     Checking unicode-normalization v0.1.7 (file:///source)
Aug 31 10:03:48.479 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Aug 31 10:03:48.479 INFO kablam!  --> benches/bench.rs:2:12
Aug 31 10:03:48.479 INFO kablam!   |
Aug 31 10:03:48.479 INFO kablam! 2 | #![feature(iterator_step_by)]
Aug 31 10:03:48.479 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Aug 31 10:03:48.479 INFO kablam!   |
Aug 31 10:03:48.479 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 31 10:03:48.479 INFO kablam! 
Aug 31 10:03:59.648 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 38.80s
Aug 31 10:03:59.651 INFO kablam! su: No module specific data is present
Aug 31 10:04:00.156 INFO running `"docker" "rm" "-f" "f82bd413b48c11c4883f2407f02f7200d1b1848376ced7c53815e023a13041aa"`
Aug 31 10:04:00.254 INFO blam! f82bd413b48c11c4883f2407f02f7200d1b1848376ced7c53815e023a13041aa