Sep 01 13:48:49.286 INFO checking mocktopus_macros-0.4.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 13:48:49.286 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 13:48:49.286 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 13:48:49.446 INFO blam! b19683b24b3e5d8c4bb9909397b84b24c023fdf24e98a59018f93b164b83023d
Sep 01 13:48:49.448 INFO running `"docker" "start" "-a" "b19683b24b3e5d8c4bb9909397b84b24c023fdf24e98a59018f93b164b83023d"`
Sep 01 13:48:50.084 INFO kablam!     Checking syn v0.14.9
Sep 01 13:48:57.403 INFO kablam!     Checking mocktopus_macros v0.4.0 (file:///source)
Sep 01 13:49:00.319 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.319 INFO kablam!    --> src/lib.rs:102:18
Sep 01 13:49:00.319 INFO kablam!     |
Sep 01 13:49:00.319 INFO kablam! 102 |                 .warning("Failed to make code mockable")
Sep 01 13:49:00.319 INFO kablam!     |                  ^^^^^^^
Sep 01 13:49:00.319 INFO kablam!     |
Sep 01 13:49:00.319 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.319 INFO kablam! 
Sep 01 13:49:00.322 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.322 INFO kablam!    --> src/lib.rs:103:18
Sep 01 13:49:00.322 INFO kablam!     |
Sep 01 13:49:00.322 INFO kablam! 103 |                 .error(format!("Failed to parse: {}", err))
Sep 01 13:49:00.322 INFO kablam!     |                  ^^^^^
Sep 01 13:49:00.322 INFO kablam!     |
Sep 01 13:49:00.322 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.322 INFO kablam! 
Sep 01 13:49:00.323 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.323 INFO kablam!    --> src/lib.rs:104:18
Sep 01 13:49:00.323 INFO kablam!     |
Sep 01 13:49:00.323 INFO kablam! 104 |                 .emit();
Sep 01 13:49:00.323 INFO kablam!     |                  ^^^^
Sep 01 13:49:00.323 INFO kablam!     |
Sep 01 13:49:00.323 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.323 INFO kablam! 
Sep 01 13:49:00.431 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.431 INFO kablam!    --> src/lib.rs:102:18
Sep 01 13:49:00.431 INFO kablam!     |
Sep 01 13:49:00.431 INFO kablam! 102 |                 .warning("Failed to make code mockable")
Sep 01 13:49:00.431 INFO kablam!     |                  ^^^^^^^
Sep 01 13:49:00.431 INFO kablam!     |
Sep 01 13:49:00.431 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.431 INFO kablam! 
Sep 01 13:49:00.433 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.433 INFO kablam!    --> src/lib.rs:103:18
Sep 01 13:49:00.433 INFO kablam!     |
Sep 01 13:49:00.433 INFO kablam! 103 |                 .error(format!("Failed to parse: {}", err))
Sep 01 13:49:00.434 INFO kablam!     |                  ^^^^^
Sep 01 13:49:00.434 INFO kablam!     |
Sep 01 13:49:00.434 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.434 INFO kablam! 
Sep 01 13:49:00.435 INFO kablam! error[E0658]: use of unstable library feature 'proc_macro_diagnostic' (see issue #38356)
Sep 01 13:49:00.435 INFO kablam!    --> src/lib.rs:104:18
Sep 01 13:49:00.435 INFO kablam!     |
Sep 01 13:49:00.435 INFO kablam! 104 |                 .emit();
Sep 01 13:49:00.435 INFO kablam!     |                  ^^^^
Sep 01 13:49:00.435 INFO kablam!     |
Sep 01 13:49:00.435 INFO kablam!     = help: add #![feature(proc_macro_diagnostic)] to the crate attributes to enable
Sep 01 13:49:00.435 INFO kablam! 
Sep 01 13:49:00.454 INFO kablam! error: aborting due to 3 previous errors
Sep 01 13:49:00.454 INFO kablam! 
Sep 01 13:49:00.454 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 13:49:00.463 INFO kablam! error: Could not compile `mocktopus_macros`.
Sep 01 13:49:00.463 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 13:49:00.559 INFO kablam! error: aborting due to 3 previous errors
Sep 01 13:49:00.559 INFO kablam! 
Sep 01 13:49:00.559 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 13:49:00.569 INFO kablam! error: Could not compile `mocktopus_macros`.
Sep 01 13:49:00.569 INFO kablam! 
Sep 01 13:49:00.569 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 13:49:00.570 INFO kablam! su: No module specific data is present
Sep 01 13:49:00.965 INFO running `"docker" "rm" "-f" "b19683b24b3e5d8c4bb9909397b84b24c023fdf24e98a59018f93b164b83023d"`
Sep 01 13:49:01.075 INFO blam! b19683b24b3e5d8c4bb9909397b84b24c023fdf24e98a59018f93b164b83023d