Sep 17 15:47:47.482 INFO checking tree-index-0.4.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 15:47:47.482 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 15:47:47.482 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-5/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 15:47:47.789 INFO blam! 86df13060620ccddc929e909fe6a2a23154d9792afbdea12f5c0969c2b08fe07
Sep 17 15:47:47.791 INFO running `"docker" "start" "-a" "86df13060620ccddc929e909fe6a2a23154d9792afbdea12f5c0969c2b08fe07"`
Sep 17 15:47:48.555 INFO kablam! usermod: no changes
Sep 17 15:47:48.592 INFO kablam!     Checking memory-pager v0.6.1
Sep 17 15:47:48.596 INFO kablam!     Checking flat-tree v3.3.0
Sep 17 15:47:48.843 INFO kablam!     Checking sparse-bitfield v0.7.1
Sep 17 15:47:49.082 INFO kablam!     Checking tree-index v0.4.0 (/source)
Sep 17 15:47:50.072 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 17 15:47:50.072 INFO kablam!  --> tests/test.rs:1:12
Sep 17 15:47:50.072 INFO kablam!   |
Sep 17 15:47:50.072 INFO kablam! 1 | #![feature(iterator_step_by)]
Sep 17 15:47:50.072 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 17 15:47:50.072 INFO kablam!   |
Sep 17 15:47:50.072 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 17 15:47:50.072 INFO kablam! 
Sep 17 15:47:50.116 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Sep 17 15:47:50.129 INFO kablam! su: No module specific data is present
Sep 17 15:47:50.878 INFO running `"docker" "rm" "-f" "86df13060620ccddc929e909fe6a2a23154d9792afbdea12f5c0969c2b08fe07"`
Sep 17 15:47:50.970 INFO blam! 86df13060620ccddc929e909fe6a2a23154d9792afbdea12f5c0969c2b08fe07