Sep 05 19:08:55.510 INFO checking dat2/rocket-playground against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 19:08:55.510 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 19:08:55.510 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 19:08:55.963 INFO blam! a4ddb68dde427fc02319b90a20dead59c7312210e3739e2bf90c33f1ce14b4c1
Sep 05 19:08:55.964 INFO running `"docker" "start" "-a" "a4ddb68dde427fc02319b90a20dead59c7312210e3739e2bf90c33f1ce14b4c1"`
Sep 05 19:08:58.218 INFO kablam! usermod: no changes
Sep 05 19:08:58.514 INFO kablam!    Compiling rayon-core v1.2.1
Sep 05 19:08:58.522 INFO kablam!    Compiling either v1.3.0
Sep 05 19:08:58.554 INFO kablam!    Compiling futures v0.1.16
Sep 05 19:08:58.566 INFO kablam!    Compiling lazy_static v0.2.9
Sep 05 19:08:58.573 INFO kablam!    Compiling yansi v0.3.4
Sep 05 19:08:58.575 INFO kablam!    Compiling percent-encoding v1.0.0
Sep 05 19:08:58.582 INFO kablam!    Compiling httparse v1.2.3
Sep 05 19:08:58.591 INFO kablam!     Checking serde v1.0.15
Sep 05 19:09:01.372 INFO kablam!    Compiling pear v0.0.10
Sep 05 19:09:01.837 INFO kablam! error[E0635]: unknown feature `const_atomic_bool_new`
Sep 05 19:09:01.837 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
Sep 05 19:09:01.837 INFO kablam!   |
Sep 05 19:09:01.837 INFO kablam! 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
Sep 05 19:09:01.838 INFO kablam!   |                                        ^^^^^^^^^^^^^^^^^^^^^
Sep 05 19:09:01.866 INFO kablam! 
Sep 05 19:09:01.944 INFO kablam! error: aborting due to previous error
Sep 05 19:09:01.958 INFO kablam! 
Sep 05 19:09:01.958 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 05 19:09:01.995 INFO kablam! error: Could not compile `yansi`.
Sep 05 19:09:01.995 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 19:09:23.354 INFO kablam! error: build failed
Sep 05 19:09:23.362 INFO kablam! su: No module specific data is present
Sep 05 19:09:24.826 INFO running `"docker" "rm" "-f" "a4ddb68dde427fc02319b90a20dead59c7312210e3739e2bf90c33f1ce14b4c1"`
Sep 05 19:09:25.130 INFO blam! a4ddb68dde427fc02319b90a20dead59c7312210e3739e2bf90c33f1ce14b4c1