Aug 11 15:51:56.846 INFO checking drone-core-macros-0.8.2 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 15:51:56.846 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 15:51:56.846 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 15:51:56.846 INFO running `"docker" "create" "-v" "/tmp/crater.tFbuh8vIMnZr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-6/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 15:51:57.039 INFO blam! 8237cfcfbc788c9d94feab135e17e28e3f2cf3ad5f42d757c0bdfd20d215b2d1
Aug 11 15:51:57.043 INFO running `"docker" "start" "-a" "8237cfcfbc788c9d94feab135e17e28e3f2cf3ad5f42d757c0bdfd20d215b2d1"`
Aug 11 15:51:58.297 INFO kablam!     Checking libc v0.2.43 (https://github.com/alexcrichton/libc?rev=02fc60d2e30d04cf07d4561aef05a0ae755a3163#02fc60d2)
Aug 11 15:52:02.062 INFO kablam!     Checking memchr v2.0.1
Aug 11 15:52:02.718 INFO kablam!     Checking aho-corasick v0.6.6
Aug 11 15:52:04.038 INFO kablam!     Checking regex v1.0.2
Aug 11 15:52:08.557 INFO kablam!     Checking Inflector v0.11.3
Aug 11 15:52:08.557 INFO kablam!     Checking drone-macros-core v0.8.2
Aug 11 15:52:10.576 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Aug 11 15:52:10.576 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/drone-macros-core-0.8.2/src/lib.rs:43:19
Aug 11 15:52:10.576 INFO kablam!    |
Aug 11 15:52:10.576 INFO kablam! 43 |   span.unstable().error(err).emit();
Aug 11 15:52:10.576 INFO kablam!    |                   ^^^^^
Aug 11 15:52:10.576 INFO kablam!    |
Aug 11 15:52:10.576 INFO kablam!    = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Aug 11 15:52:10.576 INFO kablam! 
Aug 11 15:52:10.579 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Aug 11 15:52:10.579 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/drone-macros-core-0.8.2/src/lib.rs:43:30
Aug 11 15:52:10.579 INFO kablam!    |
Aug 11 15:52:10.579 INFO kablam! 43 |   span.unstable().error(err).emit();
Aug 11 15:52:10.579 INFO kablam!    |                              ^^^^
Aug 11 15:52:10.579 INFO kablam!    |
Aug 11 15:52:10.579 INFO kablam!    = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Aug 11 15:52:10.579 INFO kablam! 
Aug 11 15:52:10.657 INFO kablam! error: aborting due to 2 previous errors
Aug 11 15:52:10.657 INFO kablam! 
Aug 11 15:52:10.657 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 11 15:52:10.670 INFO kablam! error: Could not compile `drone-macros-core`.
Aug 11 15:52:10.670 INFO kablam! 
Aug 11 15:52:10.670 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 15:52:10.671 INFO kablam! su: No module specific data is present
Aug 11 15:52:11.577 INFO running `"docker" "rm" "-f" "8237cfcfbc788c9d94feab135e17e28e3f2cf3ad5f42d757c0bdfd20d215b2d1"`
Aug 11 15:52:11.683 INFO blam! 8237cfcfbc788c9d94feab135e17e28e3f2cf3ad5f42d757c0bdfd20d215b2d1