Dec 03 16:52:55.475 INFO testing cargo-src-0.1.5 against 1.30.1 for beta-1.31-5
Dec 03 16:52:55.475 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 16:52:55.875 INFO [stdout] de31ae849ebd719e6f51906a192a1e280fe61b2e5d1a884ac6c2a86cdb46b898
Dec 03 16:52:55.880 INFO running `"docker" "start" "-a" "de31ae849ebd719e6f51906a192a1e280fe61b2e5d1a884ac6c2a86cdb46b898"`
Dec 03 16:52:57.203 INFO [stderr] usermod: no changes
Dec 03 16:52:57.611 INFO [stderr]    Compiling rls-blacklist v0.1.3
Dec 03 16:52:57.651 INFO [stderr]    Compiling rls-span v0.4.0
Dec 03 16:52:57.658 INFO [stderr]    Compiling rustdoc-highlight v0.1.5
Dec 03 16:52:57.659 INFO [stderr]    Compiling cargo-src v0.1.5 (/source)
Dec 03 16:52:57.666 INFO [stderr]    Compiling derive-new v0.5.6
Dec 03 16:52:57.667 INFO [stderr]    Compiling comrak v0.2.14
Dec 03 16:52:57.667 INFO [stderr]    Compiling cargo_metadata v0.5.8
Dec 03 16:52:57.679 INFO [stderr]    Compiling parking_lot v0.6.4
Dec 03 16:53:02.599 INFO [stderr]    Compiling tokio-threadpool v0.1.9
Dec 03 16:53:02.899 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:53:02.899 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rls-span-0.4.0/src/lib.rs:12:1
Dec 03 16:53:02.899 INFO [stderr]    |
Dec 03 16:53:02.899 INFO [stderr] 12 | #![feature(proc_macro)]
Dec 03 16:53:02.899 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:53:02.899 INFO [stderr] 
Dec 03 16:53:02.899 INFO [stderr] error: aborting due to previous error
Dec 03 16:53:02.899 INFO [stderr] 
Dec 03 16:53:02.899 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:53:02.931 INFO [stderr] error: Could not compile `rls-span`.
Dec 03 16:53:02.931 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 16:53:17.988 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:53:17.988 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustdoc-highlight-0.1.5/src/lib.rs:23:1
Dec 03 16:53:17.988 INFO [stderr]    |
Dec 03 16:53:17.988 INFO [stderr] 23 | #![feature(rustc_private)]
Dec 03 16:53:17.988 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:53:17.988 INFO [stderr] 
Dec 03 16:53:17.988 INFO [stderr] error: aborting due to previous error
Dec 03 16:53:17.988 INFO [stderr] 
Dec 03 16:53:17.988 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:53:18.016 INFO [stderr] error: Could not compile `rustdoc-highlight`.
Dec 03 16:53:18.016 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 16:53:34.371 INFO [stderr] error: build failed
Dec 03 16:53:34.371 INFO [stderr] su: No module specific data is present
Dec 03 16:53:35.387 INFO running `"docker" "inspect" "de31ae849ebd719e6f51906a192a1e280fe61b2e5d1a884ac6c2a86cdb46b898"`
Dec 03 16:53:35.557 INFO running `"docker" "rm" "-f" "de31ae849ebd719e6f51906a192a1e280fe61b2e5d1a884ac6c2a86cdb46b898"`
Dec 03 16:53:35.803 INFO [stdout] de31ae849ebd719e6f51906a192a1e280fe61b2e5d1a884ac6c2a86cdb46b898