Sep 10 12:12:04.419 INFO checking raw-vec-0.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 12:12:04.419 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 12:12:04.419 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/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 12:12:04.644 INFO blam! 55f33ddc4619c0fb0e4ab832ab66db28c967b6d70de7db33e08cd00b35b546f3
Sep 10 12:12:04.645 INFO running `"docker" "start" "-a" "55f33ddc4619c0fb0e4ab832ab66db28c967b6d70de7db33e08cd00b35b546f3"`
Sep 10 12:12:06.032 INFO kablam! usermod: no changes
Sep 10 12:12:06.114 INFO kablam!     Checking raw-vec v0.1.0 (file:///source)
Sep 10 12:12:06.334 INFO kablam! error[E0557]: feature has been removed
Sep 10 12:12:06.334 INFO kablam!   --> src/lib.rs:11:16
Sep 10 12:12:06.334 INFO kablam!    |
Sep 10 12:12:06.334 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 10 12:12:06.334 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 10 12:12:06.334 INFO kablam! 
Sep 10 12:12:06.334 INFO kablam! error[E0557]: feature has been removed
Sep 10 12:12:06.334 INFO kablam!   --> src/lib.rs:11:16
Sep 10 12:12:06.334 INFO kablam!    |
Sep 10 12:12:06.334 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 10 12:12:06.334 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 10 12:12:06.334 INFO kablam! 
Sep 10 12:12:06.670 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 10 12:12:06.670 INFO kablam!   --> src/lib.rs:46:3
Sep 10 12:12:06.670 INFO kablam!    |
Sep 10 12:12:06.670 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 10 12:12:06.670 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 10 12:12:06.670 INFO kablam!    |
Sep 10 12:12:06.670 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 12:12:06.670 INFO kablam! 
Sep 10 12:12:06.670 INFO kablam! error: aborting due to 2 previous errors
Sep 10 12:12:06.670 INFO kablam! 
Sep 10 12:12:06.670 INFO kablam! Some errors occurred: E0557, E0658.
Sep 10 12:12:06.670 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 10 12:12:06.678 INFO kablam! error: Could not compile `raw-vec`.
Sep 10 12:12:06.678 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 12:12:06.731 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 10 12:12:06.731 INFO kablam!   --> src/lib.rs:46:3
Sep 10 12:12:06.731 INFO kablam!    |
Sep 10 12:12:06.731 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 10 12:12:06.731 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 10 12:12:06.731 INFO kablam!    |
Sep 10 12:12:06.731 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 12:12:06.731 INFO kablam! 
Sep 10 12:12:06.731 INFO kablam! error: aborting due to 2 previous errors
Sep 10 12:12:06.731 INFO kablam! 
Sep 10 12:12:06.731 INFO kablam! Some errors occurred: E0557, E0658.
Sep 10 12:12:06.731 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 10 12:12:06.750 INFO kablam! error: Could not compile `raw-vec`.
Sep 10 12:12:06.750 INFO kablam! 
Sep 10 12:12:06.750 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 12:12:06.751 INFO kablam! su: No module specific data is present
Sep 10 12:12:07.972 INFO running `"docker" "rm" "-f" "55f33ddc4619c0fb0e4ab832ab66db28c967b6d70de7db33e08cd00b35b546f3"`
Sep 10 12:12:08.093 INFO blam! 55f33ddc4619c0fb0e4ab832ab66db28c967b6d70de7db33e08cd00b35b546f3