Sep 20 03:47:47.161 INFO checking extern_attrib-0.2.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 03:47:47.161 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 03:47:47.161 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:47:47.318 INFO blam! 1d9e5effff4dc4d177e86b561d3441823918b1651f640de84175930c25ee9a4f
Sep 20 03:47:47.320 INFO running `"docker" "start" "-a" "1d9e5effff4dc4d177e86b561d3441823918b1651f640de84175930c25ee9a4f"`
Sep 20 03:47:48.760 INFO kablam! usermod: no changes
Sep 20 03:47:48.815 INFO kablam!    Compiling extern_attrib v0.2.0 (/source)
Sep 20 03:47:50.391 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:47:50.391 INFO kablam!   --> src/lib.rs:35:7
Sep 20 03:47:50.391 INFO kablam!    |
Sep 20 03:47:50.391 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 20 03:47:50.391 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:47:50.391 INFO kablam!    |
Sep 20 03:47:50.391 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:47:50.391 INFO kablam! 
Sep 20 03:47:50.422 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:47:50.422 INFO kablam!   --> src/lib.rs:35:7
Sep 20 03:47:50.422 INFO kablam!    |
Sep 20 03:47:50.422 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 20 03:47:50.422 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:47:50.422 INFO kablam!    |
Sep 20 03:47:50.422 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:47:50.422 INFO kablam! 
Sep 20 03:47:50.451 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 20 03:47:50.451 INFO kablam!   --> src/lib.rs:13:12
Sep 20 03:47:50.451 INFO kablam!    |
Sep 20 03:47:50.451 INFO kablam! 13 | #![feature(proc_macro)]
Sep 20 03:47:50.451 INFO kablam!    |            ^^^^^^^^^^
Sep 20 03:47:50.451 INFO kablam!    |
Sep 20 03:47:50.451 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 20 03:47:50.451 INFO kablam! 
Sep 20 03:47:50.486 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:47:50.486 INFO kablam!   --> src/lib.rs:35:7
Sep 20 03:47:50.486 INFO kablam!    |
Sep 20 03:47:50.486 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 20 03:47:50.486 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:47:50.486 INFO kablam!    |
Sep 20 03:47:50.486 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:47:50.486 INFO kablam! 
Sep 20 03:47:50.486 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 20 03:47:50.486 INFO kablam!   --> src/lib.rs:13:12
Sep 20 03:47:50.486 INFO kablam!    |
Sep 20 03:47:50.486 INFO kablam! 13 | #![feature(proc_macro)]
Sep 20 03:47:50.486 INFO kablam!    |            ^^^^^^^^^^
Sep 20 03:47:50.486 INFO kablam!    |
Sep 20 03:47:50.486 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 20 03:47:50.486 INFO kablam! 
Sep 20 03:47:50.562 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 20 03:47:50.562 INFO kablam!   --> src/lib.rs:13:12
Sep 20 03:47:50.562 INFO kablam!    |
Sep 20 03:47:50.562 INFO kablam! 13 | #![feature(proc_macro)]
Sep 20 03:47:50.562 INFO kablam!    |            ^^^^^^^^^^
Sep 20 03:47:50.562 INFO kablam!    |
Sep 20 03:47:50.562 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 20 03:47:50.562 INFO kablam! 
Sep 20 03:47:51.649 INFO kablam! warning: doc comment not used by rustdoc
Sep 20 03:47:51.649 INFO kablam!   --> tests/tests.rs:24:9
Sep 20 03:47:51.649 INFO kablam!    |
Sep 20 03:47:51.649 INFO kablam! 24 |         /// This should cause build failure if extern_auto is incorrect.
Sep 20 03:47:51.649 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 03:47:51.649 INFO kablam!    |
Sep 20 03:47:51.649 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 20 03:47:51.649 INFO kablam! 
Sep 20 03:47:51.677 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 20 03:47:51.677 INFO kablam!  --> tests/tests.rs:1:12
Sep 20 03:47:51.677 INFO kablam!   |
Sep 20 03:47:51.677 INFO kablam! 1 | #![feature(proc_macro)]
Sep 20 03:47:51.677 INFO kablam!   |            ^^^^^^^^^^
Sep 20 03:47:51.677 INFO kablam!   |
Sep 20 03:47:51.677 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 03:47:51.677 INFO kablam! 
Sep 20 03:47:51.709 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
Sep 20 03:47:51.713 INFO kablam! su: No module specific data is present
Sep 20 03:47:52.280 INFO running `"docker" "rm" "-f" "1d9e5effff4dc4d177e86b561d3441823918b1651f640de84175930c25ee9a4f"`
Sep 20 03:47:52.394 INFO blam! 1d9e5effff4dc4d177e86b561d3441823918b1651f640de84175930c25ee9a4f