Dec 02 18:36:09.571 INFO testing rust_lsp-0.6.1 against 1.30.1 for beta-1.31-5
Dec 02 18:36:09.572 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 18:36:09.774 INFO [stdout] 651c374f482312a127553c99addb735ac777dbbd09a3a32b784088add65fd6bb
Dec 02 18:36:09.776 INFO running `"docker" "start" "-a" "651c374f482312a127553c99addb735ac777dbbd09a3a32b784088add65fd6bb"`
Dec 02 18:36:10.314 INFO [stderr] usermod: no changes
Dec 02 18:36:10.432 INFO [stderr]    Compiling rustdt_util v0.2.3
Dec 02 18:36:10.433 INFO [stderr]    Compiling url v1.7.2
Dec 02 18:36:11.254 INFO [stderr]    Compiling rustdt-json_rpc v0.3.0
Dec 02 18:36:13.152 INFO [stderr]    Compiling languageserver-types v0.6.1
Dec 02 18:36:14.867 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 18:36:14.867 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/languageserver-types-0.6.1/src/lib.rs:22:1
Dec 02 18:36:14.867 INFO [stderr]    |
Dec 02 18:36:14.867 INFO [stderr] 22 | #![feature(proc_macro)]
Dec 02 18:36:14.867 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:36:14.867 INFO [stderr] 
Dec 02 18:36:14.903 INFO [stderr] error: aborting due to previous error
Dec 02 18:36:14.903 INFO [stderr] 
Dec 02 18:36:14.903 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:36:14.913 INFO [stderr] error: Could not compile `languageserver-types`.
Dec 02 18:36:14.913 INFO [stderr] 
Dec 02 18:36:14.913 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:36:14.918 INFO [stderr] su: No module specific data is present
Dec 02 18:36:15.578 INFO running `"docker" "inspect" "651c374f482312a127553c99addb735ac777dbbd09a3a32b784088add65fd6bb"`
Dec 02 18:36:15.658 INFO running `"docker" "rm" "-f" "651c374f482312a127553c99addb735ac777dbbd09a3a32b784088add65fd6bb"`
Dec 02 18:36:15.750 INFO [stdout] 651c374f482312a127553c99addb735ac777dbbd09a3a32b784088add65fd6bb