Dec 03 16:31:43.253 INFO testing chalk-macros-0.1.0 against 1.30.1 for beta-1.31-5
Dec 03 16:31:43.253 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 16:31:43.738 INFO [stdout] 0b15572a93fa117bf8a80e5b8ba14e6ecfaa26f9c50b3ea0746538dd38715f71
Dec 03 16:31:43.740 INFO running `"docker" "start" "-a" "0b15572a93fa117bf8a80e5b8ba14e6ecfaa26f9c50b3ea0746538dd38715f71"`
Dec 03 16:31:44.405 INFO [stderr] usermod: no changes
Dec 03 16:31:44.429 INFO [stderr]    Compiling chalk-macros v0.1.0 (/source)
Dec 03 16:31:44.980 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:31:44.980 INFO [stderr]  --> src/lib.rs:1:1
Dec 03 16:31:44.980 INFO [stderr]   |
Dec 03 16:31:44.980 INFO [stderr] 1 | #![feature(crate_visibility_modifier)]
Dec 03 16:31:44.980 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:31:44.980 INFO [stderr] 
Dec 03 16:31:44.980 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:31:44.980 INFO [stderr]  --> src/lib.rs:2:1
Dec 03 16:31:44.980 INFO [stderr]   |
Dec 03 16:31:44.980 INFO [stderr] 2 | #![feature(macro_vis_matcher)]
Dec 03 16:31:44.980 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:31:44.980 INFO [stderr] 
Dec 03 16:31:44.981 INFO [stderr] error: aborting due to 2 previous errors
Dec 03 16:31:44.981 INFO [stderr] 
Dec 03 16:31:44.981 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:31:44.985 INFO [stderr] error: Could not compile `chalk-macros`.
Dec 03 16:31:44.985 INFO [stderr] 
Dec 03 16:31:44.985 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 16:31:44.986 INFO [stderr] su: No module specific data is present
Dec 03 16:31:45.368 INFO running `"docker" "inspect" "0b15572a93fa117bf8a80e5b8ba14e6ecfaa26f9c50b3ea0746538dd38715f71"`
Dec 03 16:31:45.506 INFO running `"docker" "rm" "-f" "0b15572a93fa117bf8a80e5b8ba14e6ecfaa26f9c50b3ea0746538dd38715f71"`
Dec 03 16:31:45.689 INFO [stdout] 0b15572a93fa117bf8a80e5b8ba14e6ecfaa26f9c50b3ea0746538dd38715f71