Sep 04 00:05:22.381 INFO checking tree-index-0.4.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 00:05:22.381 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 00:05:22.381 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 00:05:22.571 INFO blam! e5bd01caf49458278133b7f60d47ef6e46347ba56449eb082c0a542356f59f78
Sep 04 00:05:22.572 INFO running `"docker" "start" "-a" "e5bd01caf49458278133b7f60d47ef6e46347ba56449eb082c0a542356f59f78"`
Sep 04 00:05:23.156 INFO kablam!     Checking memory-pager v0.6.1
Sep 04 00:05:23.157 INFO kablam!     Checking flat-tree v3.3.0
Sep 04 00:05:23.577 INFO kablam!     Checking sparse-bitfield v0.7.1
Sep 04 00:05:24.106 INFO kablam!     Checking tree-index v0.4.0 (file:///source)
Sep 04 00:05:25.405 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Sep 04 00:05:25.406 INFO kablam!  --> tests/test.rs:1:12
Sep 04 00:05:25.406 INFO kablam!   |
Sep 04 00:05:25.406 INFO kablam! 1 | #![feature(iterator_step_by)]
Sep 04 00:05:25.406 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 04 00:05:25.406 INFO kablam!   |
Sep 04 00:05:25.406 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 00:05:25.406 INFO kablam! 
Sep 04 00:05:25.429 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Sep 04 00:05:25.431 INFO kablam! su: No module specific data is present
Sep 04 00:05:25.878 INFO running `"docker" "rm" "-f" "e5bd01caf49458278133b7f60d47ef6e46347ba56449eb082c0a542356f59f78"`
Sep 04 00:05:25.970 INFO blam! e5bd01caf49458278133b7f60d47ef6e46347ba56449eb082c0a542356f59f78