Aug 17 23:12:43.160 INFO checking extern_attrib-0.2.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 23:12:43.160 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 23:12:43.160 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 23:12:43.160 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 23:12:43.425 INFO blam! 6dde9673144f718677cf4d152ed3feab366f74071493f9619bb5f78bfcedbeff
Aug 17 23:12:43.436 INFO running `"docker" "start" "-a" "6dde9673144f718677cf4d152ed3feab366f74071493f9619bb5f78bfcedbeff"`
Aug 17 23:12:44.560 INFO kablam!    Compiling extern_attrib v0.2.0 (file:///source)
Aug 17 23:12:47.292 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 23:12:47.292 INFO kablam!   --> src/lib.rs:35:7
Aug 17 23:12:47.292 INFO kablam!    |
Aug 17 23:12:47.292 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 17 23:12:47.292 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 23:12:47.292 INFO kablam!    |
Aug 17 23:12:47.292 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 17 23:12:47.292 INFO kablam! 
Aug 17 23:12:47.600 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 17 23:12:47.600 INFO kablam!   --> src/lib.rs:13:12
Aug 17 23:12:47.600 INFO kablam!    |
Aug 17 23:12:47.600 INFO kablam! 13 | #![feature(proc_macro)]
Aug 17 23:12:47.600 INFO kablam!    |            ^^^^^^^^^^
Aug 17 23:12:47.600 INFO kablam!    |
Aug 17 23:12:47.600 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 17 23:12:47.600 INFO kablam! 
Aug 17 23:12:47.816 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 23:12:47.816 INFO kablam!   --> src/lib.rs:35:7
Aug 17 23:12:47.816 INFO kablam!    |
Aug 17 23:12:47.816 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 17 23:12:47.816 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 23:12:47.816 INFO kablam!    |
Aug 17 23:12:47.816 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 17 23:12:47.816 INFO kablam! 
Aug 17 23:12:47.942 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 17 23:12:47.942 INFO kablam!   --> src/lib.rs:13:12
Aug 17 23:12:47.942 INFO kablam!    |
Aug 17 23:12:47.942 INFO kablam! 13 | #![feature(proc_macro)]
Aug 17 23:12:47.942 INFO kablam!    |            ^^^^^^^^^^
Aug 17 23:12:47.942 INFO kablam!    |
Aug 17 23:12:47.942 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 17 23:12:47.942 INFO kablam! 
Aug 17 23:12:48.303 INFO kablam! warning: doc comment not used by rustdoc
Aug 17 23:12:48.304 INFO kablam!   --> src/lib.rs:35:7
Aug 17 23:12:48.304 INFO kablam!    |
Aug 17 23:12:48.304 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Aug 17 23:12:48.304 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 23:12:48.304 INFO kablam!    |
Aug 17 23:12:48.304 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Aug 17 23:12:48.304 INFO kablam! 
Aug 17 23:12:48.433 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Aug 17 23:12:48.433 INFO kablam!   --> src/lib.rs:13:12
Aug 17 23:12:48.433 INFO kablam!    |
Aug 17 23:12:48.433 INFO kablam! 13 | #![feature(proc_macro)]
Aug 17 23:12:48.433 INFO kablam!    |            ^^^^^^^^^^
Aug 17 23:12:48.433 INFO kablam!    |
Aug 17 23:12:48.434 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 17 23:12:48.434 INFO kablam! 
Aug 17 23:12:49.891 INFO kablam! warning: proc macro crates and `#[no_link]` crates have no effect without `#[macro_use]`
Aug 17 23:12:49.891 INFO kablam!  --> tests/tests.rs:2:1
Aug 17 23:12:49.891 INFO kablam!   |
Aug 17 23:12:49.891 INFO kablam! 2 | extern crate extern_attrib;
Aug 17 23:12:49.891 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 23:12:49.891 INFO kablam! 
Aug 17 23:12:49.959 INFO kablam! error[E0432]: unresolved import `extern_attrib::extern_auto`
Aug 17 23:12:49.959 INFO kablam!  --> tests/tests.rs:6:9
Aug 17 23:12:49.959 INFO kablam!   |
Aug 17 23:12:49.959 INFO kablam! 6 |     use extern_attrib::extern_auto;
Aug 17 23:12:49.959 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `extern_auto` in the root
Aug 17 23:12:49.959 INFO kablam! 
Aug 17 23:12:49.959 INFO kablam! error[E0658]: The attribute `extern_auto` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 17 23:12:49.959 INFO kablam!   --> tests/tests.rs:14:9
Aug 17 23:12:49.959 INFO kablam!    |
Aug 17 23:12:49.959 INFO kablam! 14 |         #[extern_auto]
Aug 17 23:12:49.959 INFO kablam!    |         ^^^^^^^^^^^^^^
Aug 17 23:12:49.959 INFO kablam!    |
Aug 17 23:12:49.959 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 17 23:12:49.959 INFO kablam! 
Aug 17 23:12:49.959 INFO kablam! error: aborting due to 2 previous errors
Aug 17 23:12:49.959 INFO kablam! 
Aug 17 23:12:49.959 INFO kablam! Some errors occurred: E0432, E0658.
Aug 17 23:12:49.959 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 17 23:12:49.967 INFO kablam! error: Could not compile `extern_attrib`.
Aug 17 23:12:49.967 INFO kablam! 
Aug 17 23:12:49.967 INFO kablam! To learn more, run the command again with --verbose.
Aug 17 23:12:49.969 INFO kablam! su: No module specific data is present
Aug 17 23:12:50.497 INFO running `"docker" "rm" "-f" "6dde9673144f718677cf4d152ed3feab366f74071493f9619bb5f78bfcedbeff"`
Aug 17 23:12:50.687 INFO blam! 6dde9673144f718677cf4d152ed3feab366f74071493f9619bb5f78bfcedbeff