Sep 10 04:33:32.529 INFO checking dat2/rocket-playground against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 04:33:32.529 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 04:33:32.529 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 04:33:32.768 INFO blam! 71017e7b55aef0d08e0e7cecc37f5dd66700976f6e27303e7b9dcef0469310a3
Sep 10 04:33:32.770 INFO running `"docker" "start" "-a" "71017e7b55aef0d08e0e7cecc37f5dd66700976f6e27303e7b9dcef0469310a3"`
Sep 10 04:33:34.322 INFO kablam! usermod: no changes
Sep 10 04:33:34.548 INFO kablam!    Compiling either v1.3.0
Sep 10 04:33:34.548 INFO kablam!    Compiling libc v0.2.32
Sep 10 04:33:34.548 INFO kablam!    Compiling scopeguard v0.3.3
Sep 10 04:33:34.548 INFO kablam!    Compiling lazy_static v0.2.9
Sep 10 04:33:34.548 INFO kablam!    Compiling futures v0.1.16
Sep 10 04:33:34.567 INFO kablam!    Compiling cc v1.0.1
Sep 10 04:33:34.567 INFO kablam!    Compiling yansi v0.3.4
Sep 10 04:33:34.568 INFO kablam!    Compiling percent-encoding v1.0.0
Sep 10 04:33:35.466 INFO kablam!    Compiling byteorder v1.1.0
Sep 10 04:33:35.718 INFO kablam!     Checking serde v1.0.15
Sep 10 04:33:35.721 INFO kablam!    Compiling httparse v1.2.3
Sep 10 04:33:36.166 INFO kablam! error[E0635]: unknown feature `const_atomic_bool_new`
Sep 10 04:33:36.166 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
Sep 10 04:33:36.166 INFO kablam!   |
Sep 10 04:33:36.166 INFO kablam! 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
Sep 10 04:33:36.166 INFO kablam!   |                                        ^^^^^^^^^^^^^^^^^^^^^
Sep 10 04:33:36.166 INFO kablam! 
Sep 10 04:33:36.253 INFO kablam! error: aborting due to previous error
Sep 10 04:33:36.253 INFO kablam! 
Sep 10 04:33:36.253 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 04:33:36.338 INFO kablam! error: Could not compile `yansi`.
Sep 10 04:33:36.338 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 04:33:50.371 INFO kablam! error: build failed
Sep 10 04:33:50.373 INFO kablam! su: No module specific data is present
Sep 10 04:33:51.225 INFO running `"docker" "rm" "-f" "71017e7b55aef0d08e0e7cecc37f5dd66700976f6e27303e7b9dcef0469310a3"`
Sep 10 04:33:51.348 INFO blam! 71017e7b55aef0d08e0e7cecc37f5dd66700976f6e27303e7b9dcef0469310a3