Sep 01 08:00:47.492 INFO checking rustc-rayon-core-0.1.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 08:00:47.492 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 08:00:47.492 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:00:47.695 INFO blam! 4a47585f2e2c881933fb2b40014dab81d3f4e0e1f80a5c91db8a65355477176c
Sep 01 08:00:47.697 INFO running `"docker" "start" "-a" "4a47585f2e2c881933fb2b40014dab81d3f4e0e1f80a5c91db8a65355477176c"`
Sep 01 08:00:49.089 INFO kablam!    Compiling rustc-rayon-core v0.1.1 (file:///source)
Sep 01 08:00:52.244 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 01 08:00:52.244 INFO kablam!   --> src/lib.rs:23:27
Sep 01 08:00:52.244 INFO kablam!    |
Sep 01 08:00:52.244 INFO kablam! 23 | #![cfg_attr(test, feature(conservative_impl_trait))]
Sep 01 08:00:52.244 INFO kablam!    |                           ^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 08:00:52.245 INFO kablam!    |
Sep 01 08:00:52.245 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 01 08:00:52.245 INFO kablam! 
Sep 01 08:00:52.303 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
Sep 01 08:00:52.307 INFO kablam! su: No module specific data is present
Sep 01 08:00:52.799 INFO running `"docker" "rm" "-f" "4a47585f2e2c881933fb2b40014dab81d3f4e0e1f80a5c91db8a65355477176c"`
Sep 01 08:00:52.958 INFO blam! 4a47585f2e2c881933fb2b40014dab81d3f4e0e1f80a5c91db8a65355477176c