Sep 04 18:12:35.186 INFO checking extern_attrib-0.2.0 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 18:12:35.186 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 18:12:35.186 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 18:12:35.374 INFO blam! 07df5dc6c0f208158f49fade9e9d99a60b85643b1fc4871d7df523e141f413f3
Sep 04 18:12:35.376 INFO running `"docker" "start" "-a" "07df5dc6c0f208158f49fade9e9d99a60b85643b1fc4871d7df523e141f413f3"`
Sep 04 18:12:36.059 INFO kablam!     Checking syn v0.11.11
Sep 04 18:12:36.059 INFO kablam!    Compiling extern_attrib v0.2.0 (file:///source)
Sep 04 18:12:39.304 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 18:12:39.304 INFO kablam!   --> src/lib.rs:35:7
Sep 04 18:12:39.304 INFO kablam!    |
Sep 04 18:12:39.304 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 04 18:12:39.304 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:12:39.306 INFO kablam!    |
Sep 04 18:12:39.306 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 04 18:12:39.306 INFO kablam! 
Sep 04 18:12:39.438 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 04 18:12:39.438 INFO kablam!   --> src/lib.rs:13:12
Sep 04 18:12:39.438 INFO kablam!    |
Sep 04 18:12:39.438 INFO kablam! 13 | #![feature(proc_macro)]
Sep 04 18:12:39.438 INFO kablam!    |            ^^^^^^^^^^
Sep 04 18:12:39.438 INFO kablam!    |
Sep 04 18:12:39.438 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 04 18:12:39.438 INFO kablam! 
Sep 04 18:12:43.187 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 18:12:43.187 INFO kablam!   --> tests/tests.rs:24:9
Sep 04 18:12:43.187 INFO kablam!    |
Sep 04 18:12:43.187 INFO kablam! 24 |         /// This should cause build failure if extern_auto is incorrect.
Sep 04 18:12:43.187 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:12:43.187 INFO kablam!    |
Sep 04 18:12:43.187 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 04 18:12:43.187 INFO kablam! 
Sep 04 18:12:43.221 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 04 18:12:43.221 INFO kablam!  --> tests/tests.rs:1:12
Sep 04 18:12:43.221 INFO kablam!   |
Sep 04 18:12:43.221 INFO kablam! 1 | #![feature(proc_macro)]
Sep 04 18:12:43.221 INFO kablam!   |            ^^^^^^^^^^
Sep 04 18:12:43.221 INFO kablam!   |
Sep 04 18:12:43.221 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 04 18:12:43.221 INFO kablam! 
Sep 04 18:12:45.572 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 18:12:45.572 INFO kablam!   --> src/lib.rs:35:7
Sep 04 18:12:45.572 INFO kablam!    |
Sep 04 18:12:45.572 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 04 18:12:45.572 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:12:45.572 INFO kablam!    |
Sep 04 18:12:45.572 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 04 18:12:45.572 INFO kablam! 
Sep 04 18:12:45.636 INFO kablam! warning: doc comment not used by rustdoc
Sep 04 18:12:45.636 INFO kablam!   --> src/lib.rs:35:7
Sep 04 18:12:45.636 INFO kablam!    |
Sep 04 18:12:45.636 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 04 18:12:45.636 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:12:45.636 INFO kablam!    |
Sep 04 18:12:45.636 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 04 18:12:45.636 INFO kablam! 
Sep 04 18:12:45.649 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 04 18:12:45.649 INFO kablam!   --> src/lib.rs:13:12
Sep 04 18:12:45.649 INFO kablam!    |
Sep 04 18:12:45.649 INFO kablam! 13 | #![feature(proc_macro)]
Sep 04 18:12:45.649 INFO kablam!    |            ^^^^^^^^^^
Sep 04 18:12:45.649 INFO kablam!    |
Sep 04 18:12:45.649 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 04 18:12:45.650 INFO kablam! 
Sep 04 18:12:45.751 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 04 18:12:45.752 INFO kablam!   --> src/lib.rs:13:12
Sep 04 18:12:45.752 INFO kablam!    |
Sep 04 18:12:45.752 INFO kablam! 13 | #![feature(proc_macro)]
Sep 04 18:12:45.752 INFO kablam!    |            ^^^^^^^^^^
Sep 04 18:12:45.752 INFO kablam!    |
Sep 04 18:12:45.752 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 04 18:12:45.752 INFO kablam! 
Sep 04 18:12:45.774 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.73s
Sep 04 18:12:45.779 INFO kablam! su: No module specific data is present
Sep 04 18:12:46.266 INFO running `"docker" "rm" "-f" "07df5dc6c0f208158f49fade9e9d99a60b85643b1fc4871d7df523e141f413f3"`
Sep 04 18:12:46.403 INFO blam! 07df5dc6c0f208158f49fade9e9d99a60b85643b1fc4871d7df523e141f413f3