Sep 01 20:13:26.089 INFO checking unicode-normalization-0.1.7 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 20:13:26.089 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 20:13:26.089 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:13:26.249 INFO blam! 145fdbec7b4ec433c404131a9e46f352ccf82870e69fbf641e40feb65cd0184b
Sep 01 20:13:26.251 INFO running `"docker" "start" "-a" "145fdbec7b4ec433c404131a9e46f352ccf82870e69fbf641e40feb65cd0184b"`
Sep 01 20:13:26.963 INFO kablam!     Checking unicode-normalization v0.1.7 (file:///source)
Sep 01 20:13:57.720 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 01 20:13:57.721 INFO kablam!  --> benches/bench.rs:2:12
Sep 01 20:13:57.721 INFO kablam!   |
Sep 01 20:13:57.721 INFO kablam! 2 | #![feature(iterator_step_by)]
Sep 01 20:13:57.721 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 01 20:13:57.721 INFO kablam!   |
Sep 01 20:13:57.721 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 01 20:13:57.721 INFO kablam! 
Sep 01 20:14:09.706 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 42.75s
Sep 01 20:14:09.709 INFO kablam! su: No module specific data is present
Sep 01 20:14:10.070 INFO running `"docker" "rm" "-f" "145fdbec7b4ec433c404131a9e46f352ccf82870e69fbf641e40feb65cd0184b"`
Sep 01 20:14:10.194 INFO blam! 145fdbec7b4ec433c404131a9e46f352ccf82870e69fbf641e40feb65cd0184b