Dec 01 05:28:33.382 INFO testing racer-rust/racer against 1.30.1 for beta-1.31-5
Dec 01 05:28:33.382 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 01 05:28:33.825 INFO [stdout] 5ef3ad3bef6d028e7d545cdadecae0c6fb23bed0faab9307e28e2e24f69461be
Dec 01 05:28:33.835 INFO running `"docker" "start" "-a" "5ef3ad3bef6d028e7d545cdadecae0c6fb23bed0faab9307e28e2e24f69461be"`
Dec 01 05:28:35.027 INFO [stderr] usermod: no changes
Dec 01 05:28:35.307 INFO [stderr]    Compiling rustc-rayon-core v0.1.1
Dec 01 05:28:35.307 INFO [stderr]    Compiling rustc-ap-graphviz v297.0.0
Dec 01 05:28:35.307 INFO [stderr]    Compiling rustc-ap-rustc_target v297.0.0
Dec 01 05:28:35.307 INFO [stderr]    Compiling scoped-tls v0.1.2
Dec 01 05:28:35.307 INFO [stderr]    Compiling rustc-ap-syntax v297.0.0
Dec 01 05:28:35.307 INFO [stderr]    Compiling rls-span v0.4.0
Dec 01 05:28:35.307 INFO [stderr]    Compiling rustc-hash v1.0.1
Dec 01 05:28:35.307 INFO [stderr]    Compiling ena v0.9.3
Dec 01 05:28:36.031 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:28:36.031 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rls-span-0.4.0/src/lib.rs:12:1
Dec 01 05:28:36.031 INFO [stderr]    |
Dec 01 05:28:36.031 INFO [stderr] 12 | #![feature(proc_macro)]
Dec 01 05:28:36.031 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:28:36.031 INFO [stderr] 
Dec 01 05:28:36.039 INFO [stderr] error: aborting due to previous error
Dec 01 05:28:36.039 INFO [stderr] 
Dec 01 05:28:36.039 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 05:28:36.042 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:28:36.043 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:47:34
Dec 01 05:28:36.043 INFO [stderr]    |
Dec 01 05:28:36.043 INFO [stderr] 47 | #![cfg_attr(feature = "nightly", feature(macro_vis_matcher))]
Dec 01 05:28:36.043 INFO [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:28:36.043 INFO [stderr] 
Dec 01 05:28:36.043 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:28:36.043 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:48:34
Dec 01 05:28:36.043 INFO [stderr]    |
Dec 01 05:28:36.043 INFO [stderr] 48 | #![cfg_attr(feature = "nightly", feature(allow_internal_unstable))]
Dec 01 05:28:36.043 INFO [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:28:36.043 INFO [stderr] 
Dec 01 05:28:36.043 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 05:28:36.043 INFO [stderr] 
Dec 01 05:28:36.043 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 05:28:36.043 INFO [stderr] error: Could not compile `rls-span`.
Dec 01 05:28:36.043 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 05:28:36.063 INFO [stderr] error: Could not compile `scoped-tls`.
Dec 01 05:28:36.063 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 05:28:36.348 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:28:36.348 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-graphviz-297.0.0/lib.rs:289:1
Dec 01 05:28:36.348 INFO [stderr]     |
Dec 01 05:28:36.348 INFO [stderr] 289 | #![feature(rustc_private, nll)]
Dec 01 05:28:36.348 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:28:36.348 INFO [stderr] 
Dec 01 05:28:36.348 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 05:28:36.348 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-graphviz-297.0.0/lib.rs:290:1
Dec 01 05:28:36.348 INFO [stderr]     |
Dec 01 05:28:36.348 INFO [stderr] 290 | #![feature(str_escape)]
Dec 01 05:28:36.348 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 05:28:36.348 INFO [stderr] 
Dec 01 05:28:36.348 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 05:28:36.348 INFO [stderr] 
Dec 01 05:28:36.348 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 05:28:36.379 INFO [stderr] error: Could not compile `rustc-ap-graphviz`.
Dec 01 05:28:36.380 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 01 05:28:37.179 INFO [stderr] error: build failed
Dec 01 05:28:37.179 INFO [stderr] su: No module specific data is present
Dec 01 05:28:37.853 INFO running `"docker" "inspect" "5ef3ad3bef6d028e7d545cdadecae0c6fb23bed0faab9307e28e2e24f69461be"`
Dec 01 05:28:38.227 INFO running `"docker" "rm" "-f" "5ef3ad3bef6d028e7d545cdadecae0c6fb23bed0faab9307e28e2e24f69461be"`
Dec 01 05:28:38.523 INFO [stdout] 5ef3ad3bef6d028e7d545cdadecae0c6fb23bed0faab9307e28e2e24f69461be
