Sep 19 23:12:19.169 INFO checking lazy-pool-0.2.2 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346 Sep 19 23:12:19.169 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets Sep 19 23:12:19.169 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 19 23:12:19.303 INFO blam! a51467b55870f5d490cae82c6af47d087a3caa7da2a0d7d3ca443164cec90de7 Sep 19 23:12:19.305 INFO running `"docker" "start" "-a" "a51467b55870f5d490cae82c6af47d087a3caa7da2a0d7d3ca443164cec90de7"` Sep 19 23:12:19.906 INFO kablam! usermod: no changes Sep 19 23:12:20.037 INFO kablam! Checking uuid v0.7.1 Sep 19 23:12:20.037 INFO kablam! Checking lazy-pool v0.2.2 (/source) Sep 19 23:12:20.037 INFO kablam! Compiling syn v0.14.9 Sep 19 23:12:20.443 INFO kablam! warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Sep 19 23:12:20.443 INFO kablam! --> src/lib.rs:1:24 Sep 19 23:12:20.443 INFO kablam! | Sep 19 23:12:20.443 INFO kablam! 1 | #![feature(box_syntax, universal_impl_trait)] Sep 19 23:12:20.443 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 23:12:20.443 INFO kablam! | Sep 19 23:12:20.443 INFO kablam! = note: #[warn(stable_features)] on by default Sep 19 23:12:20.443 INFO kablam! Sep 19 23:12:20.443 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable Sep 19 23:12:20.443 INFO kablam! --> src/lib.rs:2:12 Sep 19 23:12:20.443 INFO kablam! | Sep 19 23:12:20.443 INFO kablam! 2 | #![feature(proc_macro, conservative_impl_trait, generators)] Sep 19 23:12:20.443 INFO kablam! | ^^^^^^^^^^ Sep 19 23:12:20.443 INFO kablam! Sep 19 23:12:20.443 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable Sep 19 23:12:20.443 INFO kablam! --> src/lib.rs:2:24 Sep 19 23:12:20.443 INFO kablam! | Sep 19 23:12:20.443 INFO kablam! 2 | #![feature(proc_macro, conservative_impl_trait, generators)] Sep 19 23:12:20.443 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Sep 19 23:12:20.443 INFO kablam! Sep 19 23:12:31.446 INFO kablam! Compiling futures-await-async-macro v0.1.4 Sep 19 23:12:35.467 INFO kablam! Checking futures-await v0.1.1 Sep 19 23:12:36.019 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #38356) Sep 19 23:12:36.019 INFO kablam! --> src/lib.rs:335:13 Sep 19 23:12:36.019 INFO kablam! | Sep 19 23:12:36.019 INFO kablam! 335 | / async_block!{ Sep 19 23:12:36.019 INFO kablam! 336 | | await!(holder.get_member_value()) Sep 19 23:12:36.019 INFO kablam! 337 | | }; Sep 19 23:12:36.019 INFO kablam! | |_____________^ Sep 19 23:12:36.019 INFO kablam! | Sep 19 23:12:36.019 INFO kablam! = help: add #![feature(proc_macro_non_items)] to the crate attributes to enable Sep 19 23:12:36.019 INFO kablam! Sep 19 23:12:36.020 INFO kablam! error: aborting due to previous error Sep 19 23:12:36.020 INFO kablam! Sep 19 23:12:36.021 INFO kablam! For more information about this error, try `rustc --explain E0658`. Sep 19 23:12:36.031 INFO kablam! error: Could not compile `lazy-pool`. Sep 19 23:12:36.031 INFO kablam! Sep 19 23:12:36.031 INFO kablam! To learn more, run the command again with --verbose. Sep 19 23:12:36.032 INFO kablam! su: No module specific data is present Sep 19 23:12:36.626 INFO running `"docker" "rm" "-f" "a51467b55870f5d490cae82c6af47d087a3caa7da2a0d7d3ca443164cec90de7"` Sep 19 23:12:36.688 INFO blam! a51467b55870f5d490cae82c6af47d087a3caa7da2a0d7d3ca443164cec90de7