Nov 07 10:56:56.651 INFO checking plex-0.2.3 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 10:56:56.652 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-1/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 10:56:57.092 INFO blam! 5359476d43efca29de1761c90586d2009ba268162e9cb38efaf95807516a610e
Nov 07 10:56:57.100 INFO running `"docker" "start" "-a" "5359476d43efca29de1761c90586d2009ba268162e9cb38efaf95807516a610e"`
Nov 07 10:56:59.189 INFO kablam! usermod: no changes
Nov 07 10:56:59.324 INFO kablam!    Compiling vec_map v0.6.0
Nov 07 10:56:59.324 INFO kablam!    Compiling lalr v0.0.2
Nov 07 10:56:59.324 INFO kablam!     Checking redfa v0.0.2
Nov 07 10:56:59.324 INFO kablam!    Compiling syn v0.14.9
Nov 07 10:57:17.725 INFO kablam!     Checking plex v0.2.3 (/source)
Nov 07 10:57:54.167 INFO kablam! error[E0557]: feature has been removed
Nov 07 10:57:54.167 INFO kablam!  --> examples/demo.rs:1:12
Nov 07 10:57:54.167 INFO kablam!   |
Nov 07 10:57:54.167 INFO kablam! 1 | #![feature(proc_macro_gen)]
Nov 07 10:57:54.167 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 07 10:57:54.167 INFO kablam!   |
Nov 07 10:57:54.167 INFO kablam! note: subsumed by `#![feature(proc_macro_hygiene)]`
Nov 07 10:57:54.167 INFO kablam!  --> examples/demo.rs:1:12
Nov 07 10:57:54.167 INFO kablam!   |
Nov 07 10:57:54.167 INFO kablam! 1 | #![feature(proc_macro_gen)]
Nov 07 10:57:54.167 INFO kablam!   |            ^^^^^^^^^^^^^^
Nov 07 10:57:54.167 INFO kablam! 
Nov 07 10:57:54.757 INFO kablam! error[E0658]: procedural macros cannot expand to macro definitions (see issue #54727)
Nov 07 10:57:54.758 INFO kablam!    --> examples/demo.rs:142:5
Nov 07 10:57:54.759 INFO kablam!     |
Nov 07 10:57:54.760 INFO kablam! 142 | /     parser! {
Nov 07 10:57:54.760 INFO kablam! 143 | |         fn parse_(Token, Span);
Nov 07 10:57:54.761 INFO kablam! 144 | |
Nov 07 10:57:54.762 INFO kablam! 145 | |         // combine two spans
Nov 07 10:57:54.762 INFO kablam! ...   |
Nov 07 10:57:54.763 INFO kablam! 212 | |         }
Nov 07 10:57:54.763 INFO kablam! 213 | |     }
Nov 07 10:57:54.764 INFO kablam!     | |_____^
Nov 07 10:57:54.765 INFO kablam!     |
Nov 07 10:57:54.765 INFO kablam!     = help: add #![feature(proc_macro_hygiene)] to the crate attributes to enable
Nov 07 10:57:54.766 INFO kablam! 
Nov 07 10:57:54.766 INFO kablam! error: aborting due to 2 previous errors
Nov 07 10:57:54.767 INFO kablam! 
Nov 07 10:57:54.767 INFO kablam! Some errors occurred: E0557, E0658.
Nov 07 10:57:54.768 INFO kablam! For more information about an error, try `rustc --explain E0557`.
Nov 07 10:57:54.771 INFO kablam! error: Could not compile `plex`.
Nov 07 10:57:54.771 INFO kablam! 
Nov 07 10:57:54.771 INFO kablam! To learn more, run the command again with --verbose.
Nov 07 10:57:54.774 INFO kablam! su: No module specific data is present
Nov 07 10:57:56.342 INFO running `"docker" "rm" "-f" "5359476d43efca29de1761c90586d2009ba268162e9cb38efaf95807516a610e"`
Nov 07 10:57:56.624 INFO blam! 5359476d43efca29de1761c90586d2009ba268162e9cb38efaf95807516a610e