Sep 06 01:52:03.625 INFO checking raw-vec-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 01:52:03.625 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 01:52:03.625 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 01:52:03.878 INFO blam! 6f06f69a3b6e27cf31b950ecffd11a422634dff150a04ad4520e9580c0899c79
Sep 06 01:52:03.880 INFO running `"docker" "start" "-a" "6f06f69a3b6e27cf31b950ecffd11a422634dff150a04ad4520e9580c0899c79"`
Sep 06 01:52:05.870 INFO kablam! usermod: no changes
Sep 06 01:52:05.918 INFO kablam!     Checking raw-vec v0.1.0 (file:///source)
Sep 06 01:52:06.067 INFO kablam! error[E0557]: feature has been removed
Sep 06 01:52:06.067 INFO kablam!   --> src/lib.rs:11:16
Sep 06 01:52:06.067 INFO kablam!    |
Sep 06 01:52:06.067 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 06 01:52:06.067 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 06 01:52:06.067 INFO kablam! 
Sep 06 01:52:06.137 INFO kablam! error[E0557]: feature has been removed
Sep 06 01:52:06.137 INFO kablam!   --> src/lib.rs:11:16
Sep 06 01:52:06.137 INFO kablam!    |
Sep 06 01:52:06.137 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 06 01:52:06.137 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 06 01:52:06.137 INFO kablam! 
Sep 06 01:52:06.282 INFO kablam! error[E0658]: The attribute `unsafe_no_drop_flag` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 06 01:52:06.282 INFO kablam!   --> src/lib.rs:46:3
Sep 06 01:52:06.282 INFO kablam!    |
Sep 06 01:52:06.282 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 06 01:52:06.282 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 06 01:52:06.286 INFO kablam!    |
Sep 06 01:52:06.286 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:52:06.286 INFO kablam! 
Sep 06 01:52:06.286 INFO kablam! error: aborting due to 2 previous errors
Sep 06 01:52:06.286 INFO kablam! 
Sep 06 01:52:06.286 INFO kablam! Some errors occurred: E0557, E0658.
Sep 06 01:52:06.286 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 06 01:52:06.298 INFO kablam! error: Could not compile `raw-vec`.
Sep 06 01:52:06.298 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 01:52:06.362 INFO kablam! error[E0658]: The attribute `unsafe_no_drop_flag` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 06 01:52:06.362 INFO kablam!   --> src/lib.rs:46:3
Sep 06 01:52:06.362 INFO kablam!    |
Sep 06 01:52:06.362 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 06 01:52:06.362 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 06 01:52:06.362 INFO kablam!    |
Sep 06 01:52:06.362 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:52:06.362 INFO kablam! 
Sep 06 01:52:06.366 INFO kablam! error: aborting due to 2 previous errors
Sep 06 01:52:06.366 INFO kablam! 
Sep 06 01:52:06.366 INFO kablam! Some errors occurred: E0557, E0658.
Sep 06 01:52:06.366 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 06 01:52:06.373 INFO kablam! error: Could not compile `raw-vec`.
Sep 06 01:52:06.373 INFO kablam! 
Sep 06 01:52:06.373 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 01:52:06.373 INFO kablam! su: No module specific data is present
Sep 06 01:52:07.260 INFO running `"docker" "rm" "-f" "6f06f69a3b6e27cf31b950ecffd11a422634dff150a04ad4520e9580c0899c79"`
Sep 06 01:52:07.382 INFO blam! 6f06f69a3b6e27cf31b950ecffd11a422634dff150a04ad4520e9580c0899c79