Sep 21 10:20:12.484 INFO checking fn_mut-0.1.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:20:12.484 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:20:12.484 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:20:12.596 INFO blam! 0a952170bb580ce6b992f5f01c6683b5ef60fef3de2ef147abcd45ea3c212880
Sep 21 10:20:12.597 INFO running `"docker" "start" "-a" "0a952170bb580ce6b992f5f01c6683b5ef60fef3de2ef147abcd45ea3c212880"`
Sep 21 10:20:13.714 INFO kablam! usermod: no changes
Sep 21 10:20:13.804 INFO kablam!    Compiling libc v0.2.43
Sep 21 10:20:13.805 INFO kablam!     Checking fn_mut v0.1.0 (/source)
Sep 21 10:20:15.163 INFO kablam!    Compiling memchr v2.1.0
Sep 21 10:20:16.247 INFO kablam! warning: unused variable: `qualified`
Sep 21 10:20:16.247 INFO kablam!    --> src/lib.rs:111:38
Sep 21 10:20:16.247 INFO kablam!     |
Sep 21 10:20:16.247 INFO kablam! 111 |             if let &mut Some(ref mut qualified) = qualified {
Sep 21 10:20:16.247 INFO kablam!     |                                      ^^^^^^^^^ help: consider using `_qualified` instead
Sep 21 10:20:16.247 INFO kablam!     |
Sep 21 10:20:16.247 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 10:20:16.247 INFO kablam! 
Sep 21 10:20:16.267 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 21 10:20:16.267 INFO kablam!   --> src/lib.rs:67:12
Sep 21 10:20:16.267 INFO kablam!    |
Sep 21 10:20:16.267 INFO kablam! 67 | #![feature(proc_macro)]
Sep 21 10:20:16.267 INFO kablam!    |            ^^^^^^^^^^
Sep 21 10:20:16.267 INFO kablam!    |
Sep 21 10:20:16.267 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 21 10:20:16.267 INFO kablam! 
Sep 21 10:20:16.372 INFO kablam! warning: unused variable: `qualified`
Sep 21 10:20:16.372 INFO kablam!    --> src/lib.rs:111:38
Sep 21 10:20:16.372 INFO kablam!     |
Sep 21 10:20:16.372 INFO kablam! 111 |             if let &mut Some(ref mut qualified) = qualified {
Sep 21 10:20:16.372 INFO kablam!     |                                      ^^^^^^^^^ help: consider using `_qualified` instead
Sep 21 10:20:16.372 INFO kablam!     |
Sep 21 10:20:16.372 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 10:20:16.372 INFO kablam! 
Sep 21 10:20:16.393 INFO kablam!    Compiling aho-corasick v0.6.8
Sep 21 10:20:16.404 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 21 10:20:16.404 INFO kablam!   --> src/lib.rs:67:12
Sep 21 10:20:16.404 INFO kablam!    |
Sep 21 10:20:16.404 INFO kablam! 67 | #![feature(proc_macro)]
Sep 21 10:20:16.404 INFO kablam!    |            ^^^^^^^^^^
Sep 21 10:20:16.404 INFO kablam!    |
Sep 21 10:20:16.404 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 21 10:20:16.404 INFO kablam! 
Sep 21 10:20:17.166 INFO kablam!    Compiling regex v0.2.11
Sep 21 10:20:24.022 INFO kablam! warning: unused variable: `qualified`
Sep 21 10:20:24.022 INFO kablam!    --> src/lib.rs:111:38
Sep 21 10:20:24.022 INFO kablam!     |
Sep 21 10:20:24.022 INFO kablam! 111 |             if let &mut Some(ref mut qualified) = qualified {
Sep 21 10:20:24.022 INFO kablam!     |                                      ^^^^^^^^^ help: consider using `_qualified` instead
Sep 21 10:20:24.022 INFO kablam!     |
Sep 21 10:20:24.022 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 10:20:24.022 INFO kablam! 
Sep 21 10:20:24.044 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 21 10:20:24.044 INFO kablam!   --> src/lib.rs:67:12
Sep 21 10:20:24.044 INFO kablam!    |
Sep 21 10:20:24.044 INFO kablam! 67 | #![feature(proc_macro)]
Sep 21 10:20:24.044 INFO kablam!    |            ^^^^^^^^^^
Sep 21 10:20:24.044 INFO kablam!    |
Sep 21 10:20:24.044 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 21 10:20:24.044 INFO kablam! 
Sep 21 10:20:26.415 INFO kablam! error[E0658]: procedural macros cannot expand to macro definitions (see issue #38356)
Sep 21 10:20:26.415 INFO kablam!  --> tests/basic.rs:8:5
Sep 21 10:20:26.415 INFO kablam!   |
Sep 21 10:20:26.415 INFO kablam! 8 |     #[fn_mut(enable_attrs = "text")]
Sep 21 10:20:26.416 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 10:20:26.416 INFO kablam!   |
Sep 21 10:20:26.416 INFO kablam!   = help: add #![feature(proc_macro_gen)] to the crate attributes to enable
Sep 21 10:20:26.416 INFO kablam! 
Sep 21 10:20:26.453 INFO kablam! error: aborting due to previous error
Sep 21 10:20:26.453 INFO kablam! 
Sep 21 10:20:26.453 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 21 10:20:26.460 INFO kablam! error: Could not compile `fn_mut`.
Sep 21 10:20:26.460 INFO kablam! 
Sep 21 10:20:26.460 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 10:20:26.461 INFO kablam! su: No module specific data is present
Sep 21 10:20:27.241 INFO running `"docker" "rm" "-f" "0a952170bb580ce6b992f5f01c6683b5ef60fef3de2ef147abcd45ea3c212880"`
Sep 21 10:20:27.291 INFO blam! 0a952170bb580ce6b992f5f01c6683b5ef60fef3de2ef147abcd45ea3c212880