Dec 03 02:28:09.611 INFO testing lsp_rs-0.1.0 against 1.30.1 for beta-1.31-5
Dec 03 02:28:09.612 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 02:28:09.963 INFO [stdout] 157951a943a7cda51010ec4631536e2236e40a1fa17478d87f53e7bd4f841f98
Dec 03 02:28:09.966 INFO running `"docker" "start" "-a" "157951a943a7cda51010ec4631536e2236e40a1fa17478d87f53e7bd4f841f98"`
Dec 03 02:28:10.594 INFO [stderr] usermod: no changes
Dec 03 02:28:10.761 INFO [stderr]    Compiling syn v0.10.8
Dec 03 02:28:10.761 INFO [stderr]    Compiling erased-serde v0.1.3
Dec 03 02:28:15.886 INFO [stderr]    Compiling serde_codegen_internals v0.11.3
Dec 03 02:28:17.823 INFO [stderr]    Compiling serde_codegen v0.8.23
Dec 03 02:28:21.122 INFO [stderr]    Compiling serde_derive v0.8.23
Dec 03 02:28:25.388 INFO [stderr]    Compiling languageserver-types v0.6.1
Dec 03 02:28:27.088 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 02:28:27.088 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/languageserver-types-0.6.1/src/lib.rs:22:1
Dec 03 02:28:27.088 INFO [stderr]    |
Dec 03 02:28:27.088 INFO [stderr] 22 | #![feature(proc_macro)]
Dec 03 02:28:27.088 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 02:28:27.088 INFO [stderr] 
Dec 03 02:28:27.114 INFO [stderr] error: aborting due to previous error
Dec 03 02:28:27.114 INFO [stderr] 
Dec 03 02:28:27.114 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 02:28:27.128 INFO [stderr] error: Could not compile `languageserver-types`.
Dec 03 02:28:27.128 INFO [stderr] 
Dec 03 02:28:27.128 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 02:28:27.130 INFO [stderr] su: No module specific data is present
Dec 03 02:28:27.449 INFO running `"docker" "inspect" "157951a943a7cda51010ec4631536e2236e40a1fa17478d87f53e7bd4f841f98"`
Dec 03 02:28:27.533 INFO running `"docker" "rm" "-f" "157951a943a7cda51010ec4631536e2236e40a1fa17478d87f53e7bd4f841f98"`
Dec 03 02:28:27.635 INFO [stdout] 157951a943a7cda51010ec4631536e2236e40a1fa17478d87f53e7bd4f841f98