Dec 02 18:32:00.972 INFO testing rustdoc-highlight-0.1.5 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 18:32:00.972 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 18:32:01.296 INFO [stdout] 4091a85c7ea8ec3dc3d9901b2e212808a41da58af61caa17408fb0c492314cfe
Dec 02 18:32:01.303 INFO running `"docker" "start" "-a" "4091a85c7ea8ec3dc3d9901b2e212808a41da58af61caa17408fb0c492314cfe"`
Dec 02 18:32:02.611 INFO [stderr] usermod: no changes
Dec 02 18:32:02.684 INFO [stderr]    Compiling rustdoc-highlight v0.1.5 (/source)
Dec 02 18:32:05.702 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 18:32:05.702 INFO [stderr]   --> src/lib.rs:23:1
Dec 02 18:32:05.702 INFO [stderr]    |
Dec 02 18:32:05.702 INFO [stderr] 23 | #![feature(rustc_private)]
Dec 02 18:32:05.702 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:32:05.702 INFO [stderr] 
Dec 02 18:32:05.703 INFO [stderr] error: aborting due to previous error
Dec 02 18:32:05.703 INFO [stderr] 
Dec 02 18:32:05.703 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:32:05.712 INFO [stderr] error: Could not compile `rustdoc-highlight`.
Dec 02 18:32:05.712 INFO [stderr] 
Dec 02 18:32:05.712 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:32:05.714 INFO [stderr] su: No module specific data is present
Dec 02 18:32:06.641 INFO running `"docker" "inspect" "4091a85c7ea8ec3dc3d9901b2e212808a41da58af61caa17408fb0c492314cfe"`
Dec 02 18:32:06.891 INFO running `"docker" "rm" "-f" "4091a85c7ea8ec3dc3d9901b2e212808a41da58af61caa17408fb0c492314cfe"`
Dec 02 18:32:07.103 INFO [stdout] 4091a85c7ea8ec3dc3d9901b2e212808a41da58af61caa17408fb0c492314cfe
