Build Failure

[ykyaol7]

I got the issue below on jones-5. I am using the cogs_new_decomp branch. Does anyone have some thoughts?

ykyao@jones-5:~/projects/am-parser/am-tools$ ./gradlew build
\Starting a Gradle Daemon (subsequent builds will be faster)

FAILURE: Build failed with an exception.

\* What went wrong:
Could not determine the dependencies of task ':shadowJar'.
> Could not resolve all dependencies for configuration ':runtimeClasspath'.
   > Could not resolve com.github.coli-saar:alto:4ef67e2721.
     Required by:
         project :
      > Could not resolve com.github.coli-saar:alto:4ef67e2721.
         > Could not get resource 'http://akci.coli.uni-saarland.de/artifactory/external/com/github/coli-saar/alto/4ef67e2721/alto-4ef67e2721.pom'.
            > Could not GET 'http://akci.coli.uni-saarland.de/artifactory/external/com/github/coli-saar/alto/4ef67e2721/alto-4ef67e2721.pom'. Received status code 503 from server: Service Unavailable
   > Could not resolve se.liu.ida.nlp.sdp:toolkit:2.0-20190117.110742-1.
     Required by:
         project :
      > Could not resolve se.liu.ida.nlp.sdp:toolkit:2.0-20190117.110742-1.
         > Could not get resource 'http://akci.coli.uni-saarland.de/artifactory/external/se/liu/ida/nlp/sdp/toolkit/2.0-SNAPSHOT/toolkit-2.0-20190117.110742-1.pom'.
            > Could not GET 'http://akci.coli.uni-saarland.de/artifactory/external/se/liu/ida/nlp/sdp/toolkit/2.0-SNAPSHOT/toolkit-2.0-20190117.110742-1.pom'. Received status code 503 from server: Service Unavailable
   > Could not resolve edu.illinois.cs.cogcomp:illinois-tokenizer:4.0.13.
     Required by:
         project :
      > Could not resolve edu.illinois.cs.cogcomp:illinois-tokenizer:4.0.13.
         > Could not get resource 'http://akci.coli.uni-saarland.de/artifactory/external/edu/illinois/cs/cogcomp/illinois-tokenizer/4.0.13/illinois-tokenizer-4.0.13.pom'.
            > Could not GET 'http://akci.coli.uni-saarland.de/artifactory/external/edu/illinois/cs/cogcomp/illinois-tokenizer/4.0.13/illinois-tokenizer-4.0.13.pom'. Received status code 503 from server: Service Unavailable
   > Could not resolve edu.illinois.cs.cogcomp:illinois-ner:4.0.13.
     Required by:
         project :
      > Could not resolve edu.illinois.cs.cogcomp:illinois-ner:4.0.13.
         > Could not get resource 'http://akci.coli.uni-saarland.de/artifactory/external/edu/illinois/cs/cogcomp/illinois-ner/4.0.13/illinois-ner-4.0.13.pom'.
            > Could not GET 'http://akci.coli.uni-saarland.de/artifactory/external/edu/illinois/cs/cogcomp/illinois-ner/4.0.13/illinois-ner-4.0.13.pom'. Received status code 503 from server: Service Unavailable