Dec 02 19:23:08.255 INFO testing ruma-api-macros-0.2.2 against 1.30.1 for beta-1.31-5
Dec 02 19:23:08.255 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 02 19:23:08.740 INFO [stdout] 0465da1164a28280e25c7423eaf93eddfb3a8ac344cfdbb0e4428aabb0081788
Dec 02 19:23:08.742 INFO running `"docker" "start" "-a" "0465da1164a28280e25c7423eaf93eddfb3a8ac344cfdbb0e4428aabb0081788"`
Dec 02 19:23:09.818 INFO [stderr] usermod: no changes
Dec 02 19:23:09.954 INFO [stderr]    Compiling syn v0.13.11
Dec 02 19:23:09.962 INFO [stderr]    Compiling ruma-api v0.5.0
Dec 02 19:23:12.615 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 19:23:12.615 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ruma-api-0.5.0/src/lib.rs:13:1
Dec 02 19:23:12.615 INFO [stderr]    |
Dec 02 19:23:12.615 INFO [stderr] 13 | #![feature(try_from)]
Dec 02 19:23:12.615 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 02 19:23:12.615 INFO [stderr] 
Dec 02 19:23:12.615 INFO [stderr] error: aborting due to previous error
Dec 02 19:23:12.615 INFO [stderr] 
Dec 02 19:23:12.615 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 19:23:12.631 INFO [stderr] error: Could not compile `ruma-api`.
Dec 02 19:23:12.631 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 19:23:24.651 INFO [stderr] error: build failed
Dec 02 19:23:24.655 INFO [stderr] su: No module specific data is present
Dec 02 19:23:25.044 INFO running `"docker" "inspect" "0465da1164a28280e25c7423eaf93eddfb3a8ac344cfdbb0e4428aabb0081788"`
Dec 02 19:23:25.300 INFO running `"docker" "rm" "-f" "0465da1164a28280e25c7423eaf93eddfb3a8ac344cfdbb0e4428aabb0081788"`
Dec 02 19:23:25.602 INFO [stdout] 0465da1164a28280e25c7423eaf93eddfb3a8ac344cfdbb0e4428aabb0081788