Jul 12 09:58:35.656 INFO checking extern_attrib-0.2.0 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 09:58:35.656 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 09:58:35.656 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 09:58:35.656 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 09:58:35.842 INFO blam! 1b3b2645b348d93d8ddb528d1de53addd88eab74a6a092f3d0d708ea9563a09e
Jul 12 09:58:35.844 INFO running `"docker" "start" "-a" "1b3b2645b348d93d8ddb528d1de53addd88eab74a6a092f3d0d708ea9563a09e"`
Jul 12 09:58:36.764 INFO kablam!    Compiling extern_attrib v0.2.0 (file:///source)
Jul 12 09:58:39.749 INFO kablam! warning: doc comment not used by rustdoc
Jul 12 09:58:39.750 INFO kablam!   --> src/lib.rs:35:7
Jul 12 09:58:39.750 INFO kablam!    |
Jul 12 09:58:39.750 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Jul 12 09:58:39.750 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 09:58:39.750 INFO kablam!    |
Jul 12 09:58:39.750 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Jul 12 09:58:39.750 INFO kablam! 
Jul 12 09:58:40.695 INFO kablam! warning: doc comment not used by rustdoc
Jul 12 09:58:40.695 INFO kablam!   --> src/lib.rs:35:7
Jul 12 09:58:40.695 INFO kablam!    |
Jul 12 09:58:40.695 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Jul 12 09:58:40.695 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 09:58:40.695 INFO kablam!    |
Jul 12 09:58:40.695 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Jul 12 09:58:40.696 INFO kablam! 
Jul 12 09:58:40.888 INFO kablam! warning: doc comment not used by rustdoc
Jul 12 09:58:40.888 INFO kablam!   --> src/lib.rs:35:7
Jul 12 09:58:40.888 INFO kablam!    |
Jul 12 09:58:40.888 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Jul 12 09:58:40.889 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 09:58:40.889 INFO kablam!    |
Jul 12 09:58:40.890 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Jul 12 09:58:40.895 INFO kablam! 
Jul 12 09:58:43.150 INFO kablam! warning: doc comment not used by rustdoc
Jul 12 09:58:43.150 INFO kablam!   --> tests/tests.rs:24:9
Jul 12 09:58:43.150 INFO kablam!    |
Jul 12 09:58:43.150 INFO kablam! 24 |         /// This should cause build failure if extern_auto is incorrect.
Jul 12 09:58:43.150 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 12 09:58:43.150 INFO kablam!    |
Jul 12 09:58:43.150 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Jul 12 09:58:43.150 INFO kablam! 
Jul 12 09:58:43.235 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
Jul 12 09:58:43.239 INFO kablam! su: No module specific data is present
Jul 12 09:58:43.730 INFO running `"docker" "rm" "-f" "1b3b2645b348d93d8ddb528d1de53addd88eab74a6a092f3d0d708ea9563a09e"`
Jul 12 09:58:43.946 INFO blam! 1b3b2645b348d93d8ddb528d1de53addd88eab74a6a092f3d0d708ea9563a09e