Aug 30 01:26:47.296 INFO checking tape-0.1.8 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 01:26:47.296 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 01:26:47.296 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 01:26:47.458 INFO blam! 67355d6cdae866d85783e9f388e9378b8d1ea1ef7e46ac2b1d0d1ddbb3b4142e
Aug 30 01:26:47.460 INFO running `"docker" "start" "-a" "67355d6cdae866d85783e9f388e9378b8d1ea1ef7e46ac2b1d0d1ddbb3b4142e"`
Aug 30 01:26:48.024 INFO kablam!    Compiling libtar-sys v0.1.9
Aug 30 01:26:52.003 INFO kablam!     Checking tape v0.1.8 (file:///source)
Aug 30 01:26:52.226 INFO kablam! error[E0658]: The attribute `unsafe_destructor` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 01:26:52.226 INFO kablam!   --> src/lib.rs:79:3
Aug 30 01:26:52.226 INFO kablam!    |
Aug 30 01:26:52.226 INFO kablam! 79 | #[unsafe_destructor]
Aug 30 01:26:52.226 INFO kablam!    |   ^^^^^^^^^^^^^^^^^
Aug 30 01:26:52.226 INFO kablam!    |
Aug 30 01:26:52.226 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 01:26:52.226 INFO kablam! 
Aug 30 01:26:52.226 INFO kablam! error: aborting due to previous error
Aug 30 01:26:52.227 INFO kablam! 
Aug 30 01:26:52.227 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 01:26:52.232 INFO kablam! error: Could not compile `tape`.
Aug 30 01:26:52.232 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 01:26:52.254 INFO kablam! error[E0658]: The attribute `unsafe_destructor` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 01:26:52.254 INFO kablam!   --> src/lib.rs:79:3
Aug 30 01:26:52.254 INFO kablam!    |
Aug 30 01:26:52.254 INFO kablam! 79 | #[unsafe_destructor]
Aug 30 01:26:52.254 INFO kablam!    |   ^^^^^^^^^^^^^^^^^
Aug 30 01:26:52.254 INFO kablam!    |
Aug 30 01:26:52.254 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 01:26:52.254 INFO kablam! 
Aug 30 01:26:52.255 INFO kablam! error: aborting due to previous error
Aug 30 01:26:52.255 INFO kablam! 
Aug 30 01:26:52.255 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 01:26:52.259 INFO kablam! error: Could not compile `tape`.
Aug 30 01:26:52.259 INFO kablam! 
Aug 30 01:26:52.259 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 01:26:52.260 INFO kablam! su: No module specific data is present
Aug 30 01:26:52.769 INFO running `"docker" "rm" "-f" "67355d6cdae866d85783e9f388e9378b8d1ea1ef7e46ac2b1d0d1ddbb3b4142e"`
Aug 30 01:26:52.853 INFO blam! 67355d6cdae866d85783e9f388e9378b8d1ea1ef7e46ac2b1d0d1ddbb3b4142e