Sep 02 03:30:52.603 INFO checking raw-vec-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 03:30:52.603 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 03:30:52.603 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:30:52.886 INFO blam! 05a6b4c2e9f716bfb28c8c8032a3c64f37f1d978801ed9a40f7d1bb25f7d6a63
Sep 02 03:30:52.889 INFO running `"docker" "start" "-a" "05a6b4c2e9f716bfb28c8c8032a3c64f37f1d978801ed9a40f7d1bb25f7d6a63"`
Sep 02 03:30:53.807 INFO kablam!     Checking raw-vec v0.1.0 (file:///source)
Sep 02 03:30:53.908 INFO kablam! error[E0557]: feature has been removed
Sep 02 03:30:53.909 INFO kablam!   --> src/lib.rs:11:16
Sep 02 03:30:53.909 INFO kablam!    |
Sep 02 03:30:53.909 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 02 03:30:53.909 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 02 03:30:53.915 INFO kablam! 
Sep 02 03:30:53.923 INFO kablam! error[E0557]: feature has been removed
Sep 02 03:30:53.923 INFO kablam!   --> src/lib.rs:11:16
Sep 02 03:30:53.923 INFO kablam!    |
Sep 02 03:30:53.923 INFO kablam! 11 | #![feature(rt, unsafe_no_drop_flag, unique, heap_api, box_raw, filling_drop)]
Sep 02 03:30:53.923 INFO kablam!    |                ^^^^^^^^^^^^^^^^^^^
Sep 02 03:30:53.923 INFO kablam! 
Sep 02 03:30:54.326 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 02 03:30:54.326 INFO kablam!   --> src/lib.rs:46:3
Sep 02 03:30:54.326 INFO kablam!    |
Sep 02 03:30:54.326 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 02 03:30:54.326 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 02 03:30:54.326 INFO kablam!    |
Sep 02 03:30:54.326 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 03:30:54.326 INFO kablam! 
Sep 02 03:30:54.327 INFO kablam! error: aborting due to 2 previous errors
Sep 02 03:30:54.327 INFO kablam! 
Sep 02 03:30:54.327 INFO kablam! Some errors occurred: E0557, E0658.
Sep 02 03:30:54.327 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 02 03:30:54.333 INFO kablam! error: Could not compile `raw-vec`.
Sep 02 03:30:54.334 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 03:30:54.380 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 02 03:30:54.381 INFO kablam!   --> src/lib.rs:46:3
Sep 02 03:30:54.381 INFO kablam!    |
Sep 02 03:30:54.381 INFO kablam! 46 | #[unsafe_no_drop_flag]
Sep 02 03:30:54.381 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^
Sep 02 03:30:54.381 INFO kablam!    |
Sep 02 03:30:54.381 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 03:30:54.381 INFO kablam! 
Sep 02 03:30:54.381 INFO kablam! error: aborting due to 2 previous errors
Sep 02 03:30:54.381 INFO kablam! 
Sep 02 03:30:54.381 INFO kablam! Some errors occurred: E0557, E0658.
Sep 02 03:30:54.381 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Sep 02 03:30:54.403 INFO kablam! error: Could not compile `raw-vec`.
Sep 02 03:30:54.403 INFO kablam! 
Sep 02 03:30:54.403 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 03:30:54.404 INFO kablam! su: No module specific data is present
Sep 02 03:30:54.925 INFO running `"docker" "rm" "-f" "05a6b4c2e9f716bfb28c8c8032a3c64f37f1d978801ed9a40f7d1bb25f7d6a63"`
Sep 02 03:30:55.101 INFO blam! 05a6b4c2e9f716bfb28c8c8032a3c64f37f1d978801ed9a40f7d1bb25f7d6a63