Aug 30 18:31:54.932 INFO checking extern_attrib-0.2.0 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 18:31:54.933 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 18:31:54.933 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/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 18:31:55.135 INFO blam! 886ef0e83b6284f196afadd42424fa756836fffdd73c125a923d1b21aa4aac34
Aug 30 18:31:55.137 INFO running `"docker" "start" "-a" "886ef0e83b6284f196afadd42424fa756836fffdd73c125a923d1b21aa4aac34"`
Aug 30 18:31:56.087 INFO kablam!    Compiling extern_attrib v0.2.0 (file:///source)
Aug 30 18:31:59.467 INFO kablam! warning: doc comment not used by rustdoc
Aug 30 18:31:59.467 INFO kablam!   --> src/lib.rs:35:7
Aug 30 18:31:59.467 INFO kablam!    |
Aug 30 18:31:59.467 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 30 18:31:59.467 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 18:31:59.467 INFO kablam!    |
Aug 30 18:31:59.467 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 30 18:31:59.467 INFO kablam! 
Aug 30 18:31:59.619 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 30 18:31:59.619 INFO kablam!   --> src/lib.rs:13:12
Aug 30 18:31:59.619 INFO kablam!    |
Aug 30 18:31:59.619 INFO kablam! 13 | #![feature(proc_macro)]
Aug 30 18:31:59.619 INFO kablam!    |            ^^^^^^^^^^
Aug 30 18:31:59.619 INFO kablam!    |
Aug 30 18:31:59.619 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 30 18:31:59.619 INFO kablam! 
Aug 30 18:31:59.799 INFO kablam! warning: doc comment not used by rustdoc
Aug 30 18:31:59.801 INFO kablam!   --> src/lib.rs:35:7
Aug 30 18:31:59.801 INFO kablam!    |
Aug 30 18:31:59.801 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 30 18:31:59.801 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 18:31:59.801 INFO kablam!    |
Aug 30 18:31:59.801 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 30 18:31:59.801 INFO kablam! 
Aug 30 18:31:59.907 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 30 18:31:59.907 INFO kablam!   --> src/lib.rs:13:12
Aug 30 18:31:59.907 INFO kablam!    |
Aug 30 18:31:59.907 INFO kablam! 13 | #![feature(proc_macro)]
Aug 30 18:31:59.907 INFO kablam!    |            ^^^^^^^^^^
Aug 30 18:31:59.908 INFO kablam!    |
Aug 30 18:31:59.908 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 30 18:31:59.909 INFO kablam! 
Aug 30 18:31:59.973 INFO kablam! warning: doc comment not used by rustdoc
Aug 30 18:31:59.973 INFO kablam!   --> src/lib.rs:35:7
Aug 30 18:31:59.973 INFO kablam!    |
Aug 30 18:31:59.973 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 30 18:31:59.973 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 18:31:59.973 INFO kablam!    |
Aug 30 18:31:59.973 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 30 18:31:59.973 INFO kablam! 
Aug 30 18:32:00.075 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 30 18:32:00.075 INFO kablam!   --> src/lib.rs:13:12
Aug 30 18:32:00.075 INFO kablam!    |
Aug 30 18:32:00.075 INFO kablam! 13 | #![feature(proc_macro)]
Aug 30 18:32:00.075 INFO kablam!    |            ^^^^^^^^^^
Aug 30 18:32:00.075 INFO kablam!    |
Aug 30 18:32:00.075 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 30 18:32:00.075 INFO kablam! 
Aug 30 18:32:01.965 INFO kablam! warning: doc comment not used by rustdoc
Aug 30 18:32:01.965 INFO kablam!   --> tests/tests.rs:24:9
Aug 30 18:32:01.965 INFO kablam!    |
Aug 30 18:32:01.965 INFO kablam! 24 |         /// This should cause build failure if extern_auto is incorrect.
Aug 30 18:32:01.965 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 18:32:01.965 INFO kablam!    |
Aug 30 18:32:01.965 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 30 18:32:01.965 INFO kablam! 
Aug 30 18:32:01.993 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 30 18:32:01.993 INFO kablam!  --> tests/tests.rs:1:12
Aug 30 18:32:01.993 INFO kablam!   |
Aug 30 18:32:01.993 INFO kablam! 1 | #![feature(proc_macro)]
Aug 30 18:32:01.994 INFO kablam!   |            ^^^^^^^^^^
Aug 30 18:32:01.994 INFO kablam!   |
Aug 30 18:32:01.994 INFO kablam!   = note: #[warn(stable_features)] on by default
Aug 30 18:32:01.994 INFO kablam! 
Aug 30 18:32:02.003 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
Aug 30 18:32:02.006 INFO kablam! su: No module specific data is present
Aug 30 18:32:02.530 INFO running `"docker" "rm" "-f" "886ef0e83b6284f196afadd42424fa756836fffdd73c125a923d1b21aa4aac34"`
Aug 30 18:32:02.636 INFO blam! 886ef0e83b6284f196afadd42424fa756836fffdd73c125a923d1b21aa4aac34