Sep 01 16:04:11.028 INFO checking dat2/rocket-playground against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 16:04:11.028 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 16:04:11.029 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 16:04:11.298 INFO blam! 26027b96279609972d4e573bdfe978157696b25328391cc4c267898869f4b12e
Sep 01 16:04:11.300 INFO running `"docker" "start" "-a" "26027b96279609972d4e573bdfe978157696b25328391cc4c267898869f4b12e"`
Sep 01 16:04:12.397 INFO kablam!    Compiling either v1.3.0
Sep 01 16:04:12.402 INFO kablam!    Compiling futures v0.1.16
Sep 01 16:04:12.418 INFO kablam!    Compiling lazy_static v0.2.9
Sep 01 16:04:12.463 INFO kablam!    Compiling cc v1.0.1
Sep 01 16:04:12.475 INFO kablam!    Compiling percent-encoding v1.0.0
Sep 01 16:04:12.478 INFO kablam!    Compiling yansi v0.3.4
Sep 01 16:04:12.480 INFO kablam!     Checking serde v1.0.15
Sep 01 16:04:12.482 INFO kablam!    Compiling httparse v1.2.3
Sep 01 16:04:15.846 INFO kablam! error[E0635]: unknown feature `const_atomic_bool_new`
Sep 01 16:04:15.846 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
Sep 01 16:04:15.846 INFO kablam!   |
Sep 01 16:04:15.846 INFO kablam! 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
Sep 01 16:04:15.846 INFO kablam!   |                                        ^^^^^^^^^^^^^^^^^^^^^
Sep 01 16:04:15.846 INFO kablam! 
Sep 01 16:04:15.897 INFO kablam! error: aborting due to previous error
Sep 01 16:04:15.898 INFO kablam! 
Sep 01 16:04:15.898 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 01 16:04:15.921 INFO kablam! error: Could not compile `yansi`.
Sep 01 16:04:15.921 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 16:04:39.855 INFO kablam! error: build failed
Sep 01 16:04:39.857 INFO kablam! su: No module specific data is present
Sep 01 16:04:40.338 INFO running `"docker" "rm" "-f" "26027b96279609972d4e573bdfe978157696b25328391cc4c267898869f4b12e"`
Sep 01 16:04:40.492 INFO blam! 26027b96279609972d4e573bdfe978157696b25328391cc4c267898869f4b12e