Sep 10 19:19:45.220 INFO checking extern_attrib-0.2.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 19:19:45.220 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 19:19:45.220 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 19:19:45.378 INFO blam! f1e9aecfa4b11adf51e592c050383db3761d0fe4eb97b514896dede82d0a2746
Sep 10 19:19:45.380 INFO running `"docker" "start" "-a" "f1e9aecfa4b11adf51e592c050383db3761d0fe4eb97b514896dede82d0a2746"`
Sep 10 19:19:46.541 INFO kablam! usermod: no changes
Sep 10 19:19:46.621 INFO kablam!    Compiling extern_attrib v0.2.0 (file:///source)
Sep 10 19:19:48.189 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 19:19:48.189 INFO kablam!   --> src/lib.rs:35:7
Sep 10 19:19:48.189 INFO kablam!    |
Sep 10 19:19:48.189 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 10 19:19:48.189 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 19:19:48.189 INFO kablam!    |
Sep 10 19:19:48.189 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 10 19:19:48.189 INFO kablam! 
Sep 10 19:19:48.263 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 19:19:48.263 INFO kablam!   --> src/lib.rs:13:12
Sep 10 19:19:48.263 INFO kablam!    |
Sep 10 19:19:48.263 INFO kablam! 13 | #![feature(proc_macro)]
Sep 10 19:19:48.263 INFO kablam!    |            ^^^^^^^^^^
Sep 10 19:19:48.263 INFO kablam!    |
Sep 10 19:19:48.263 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 19:19:48.263 INFO kablam! 
Sep 10 19:19:48.387 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 19:19:48.387 INFO kablam!   --> src/lib.rs:35:7
Sep 10 19:19:48.387 INFO kablam!    |
Sep 10 19:19:48.387 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 10 19:19:48.387 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 19:19:48.387 INFO kablam!    |
Sep 10 19:19:48.387 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 10 19:19:48.387 INFO kablam! 
Sep 10 19:19:48.389 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 19:19:48.389 INFO kablam!   --> src/lib.rs:35:7
Sep 10 19:19:48.389 INFO kablam!    |
Sep 10 19:19:48.389 INFO kablam! 35 |     { //! This scope drops abi_opt after mutation.
Sep 10 19:19:48.389 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 19:19:48.389 INFO kablam!    |
Sep 10 19:19:48.389 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 10 19:19:48.389 INFO kablam! 
Sep 10 19:19:48.429 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 19:19:48.429 INFO kablam!   --> src/lib.rs:13:12
Sep 10 19:19:48.429 INFO kablam!    |
Sep 10 19:19:48.429 INFO kablam! 13 | #![feature(proc_macro)]
Sep 10 19:19:48.429 INFO kablam!    |            ^^^^^^^^^^
Sep 10 19:19:48.429 INFO kablam!    |
Sep 10 19:19:48.429 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 19:19:48.429 INFO kablam! 
Sep 10 19:19:48.439 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 19:19:48.439 INFO kablam!   --> src/lib.rs:13:12
Sep 10 19:19:48.439 INFO kablam!    |
Sep 10 19:19:48.439 INFO kablam! 13 | #![feature(proc_macro)]
Sep 10 19:19:48.439 INFO kablam!    |            ^^^^^^^^^^
Sep 10 19:19:48.439 INFO kablam!    |
Sep 10 19:19:48.439 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 19:19:48.439 INFO kablam! 
Sep 10 19:19:49.404 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 19:19:49.404 INFO kablam!   --> tests/tests.rs:24:9
Sep 10 19:19:49.404 INFO kablam!    |
Sep 10 19:19:49.404 INFO kablam! 24 |         /// This should cause build failure if extern_auto is incorrect.
Sep 10 19:19:49.404 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 19:19:49.404 INFO kablam!    |
Sep 10 19:19:49.404 INFO kablam!    = note: #[warn(unused_doc_comments)] on by default
Sep 10 19:19:49.404 INFO kablam! 
Sep 10 19:19:49.425 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 19:19:49.425 INFO kablam!  --> tests/tests.rs:1:12
Sep 10 19:19:49.425 INFO kablam!   |
Sep 10 19:19:49.425 INFO kablam! 1 | #![feature(proc_macro)]
Sep 10 19:19:49.425 INFO kablam!   |            ^^^^^^^^^^
Sep 10 19:19:49.425 INFO kablam!   |
Sep 10 19:19:49.425 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 19:19:49.425 INFO kablam! 
Sep 10 19:19:49.436 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
Sep 10 19:19:49.439 INFO kablam! su: No module specific data is present
Sep 10 19:19:50.017 INFO running `"docker" "rm" "-f" "f1e9aecfa4b11adf51e592c050383db3761d0fe4eb97b514896dede82d0a2746"`
Sep 10 19:19:50.107 INFO blam! f1e9aecfa4b11adf51e592c050383db3761d0fe4eb97b514896dede82d0a2746