Sep 14 07:57:34.216 INFO checking tape-0.1.8 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 07:57:34.216 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 07:57:34.216 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 07:57:34.623 INFO blam! 4426b2924adac5362032ad07deb7f907185b609676e9592d2c38dcccd4471086
Sep 14 07:57:34.625 INFO running `"docker" "start" "-a" "4426b2924adac5362032ad07deb7f907185b609676e9592d2c38dcccd4471086"`
Sep 14 07:57:36.507 INFO kablam! usermod: no changes
Sep 14 07:57:36.623 INFO kablam!    Compiling libtar-sys v0.1.9
Sep 14 07:57:46.771 INFO kablam!     Checking tape v0.1.8 (file:///source)
Sep 14 07:57:47.023 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)
Sep 14 07:57:47.023 INFO kablam!   --> src/lib.rs:79:3
Sep 14 07:57:47.023 INFO kablam!    |
Sep 14 07:57:47.023 INFO kablam! 79 | #[unsafe_destructor]
Sep 14 07:57:47.023 INFO kablam!    |   ^^^^^^^^^^^^^^^^^
Sep 14 07:57:47.023 INFO kablam!    |
Sep 14 07:57:47.023 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 07:57:47.023 INFO kablam! 
Sep 14 07:57:47.023 INFO kablam! error: aborting due to previous error
Sep 14 07:57:47.024 INFO kablam! 
Sep 14 07:57:47.024 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 07:57:47.029 INFO kablam! error: Could not compile `tape`.
Sep 14 07:57:47.029 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 07:57:47.063 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)
Sep 14 07:57:47.063 INFO kablam!   --> src/lib.rs:79:3
Sep 14 07:57:47.063 INFO kablam!    |
Sep 14 07:57:47.063 INFO kablam! 79 | #[unsafe_destructor]
Sep 14 07:57:47.063 INFO kablam!    |   ^^^^^^^^^^^^^^^^^
Sep 14 07:57:47.063 INFO kablam!    |
Sep 14 07:57:47.063 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 07:57:47.063 INFO kablam! 
Sep 14 07:57:47.063 INFO kablam! error: aborting due to previous error
Sep 14 07:57:47.063 INFO kablam! 
Sep 14 07:57:47.063 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 07:57:47.068 INFO kablam! error: Could not compile `tape`.
Sep 14 07:57:47.068 INFO kablam! 
Sep 14 07:57:47.068 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 07:57:47.069 INFO kablam! su: No module specific data is present
Sep 14 07:57:48.024 INFO running `"docker" "rm" "-f" "4426b2924adac5362032ad07deb7f907185b609676e9592d2c38dcccd4471086"`
Sep 14 07:57:48.135 INFO blam! 4426b2924adac5362032ad07deb7f907185b609676e9592d2c38dcccd4471086