Aug 31 15:15:12.179 INFO checking rustc-rayon-core-0.1.1 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 15:15:12.179 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 15:15:12.179 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/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 15:15:12.448 INFO blam! c3351661914a0fb547bf79015cdf686032804a87a1e8a4093834f624c268105e
Aug 31 15:15:12.451 INFO running `"docker" "start" "-a" "c3351661914a0fb547bf79015cdf686032804a87a1e8a4093834f624c268105e"`
Aug 31 15:15:13.247 INFO kablam!    Compiling rustc-rayon-core v0.1.1 (file:///source)
Aug 31 15:15:16.452 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Aug 31 15:15:16.452 INFO kablam!   --> src/lib.rs:23:27
Aug 31 15:15:16.452 INFO kablam!    |
Aug 31 15:15:16.452 INFO kablam! 23 | #![cfg_attr(test, feature(conservative_impl_trait))]
Aug 31 15:15:16.452 INFO kablam!    |                           ^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 15:15:16.452 INFO kablam!    |
Aug 31 15:15:16.452 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 31 15:15:16.452 INFO kablam! 
Aug 31 15:15:16.527 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
Aug 31 15:15:16.533 INFO kablam! su: No module specific data is present
Aug 31 15:15:16.956 INFO running `"docker" "rm" "-f" "c3351661914a0fb547bf79015cdf686032804a87a1e8a4093834f624c268105e"`
Aug 31 15:15:17.052 INFO blam! c3351661914a0fb547bf79015cdf686032804a87a1e8a4093834f624c268105e