facets dive demo no longer builds about facets HOT 4 OPEN

Starting local Bazel server and connecting to it...
WARNING: Download from https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/archive/e9fc4750d427196754bebb0e2e1e38d68893490a.tar.gz failed: class java.io.FileNotFoundException GET returned 404 Not Found
WARNING: Download from https://mirror.bazel.build/github.com/bazelbuild/rules_webtesting/archive/0.2.2.tar.gz failed: class java.io.FileNotFoundException GET returned 404 Not Found
WARNING: Download from https://mirror.bazel.build/github.com/google/protobuf/archive/v3.7.1.tar.gz failed: class java.io.FileNotFoundException GET returned 404 Not Found
WARNING: Download from https://mirror.bazel.build/repo1.maven.org/maven2/com/google/template/soy/2019-03-11/soy-2019-03-11.jar failed: class java.io.FileNotFoundException GET returned 404 Not Found
INFO: Repository net_zlib instantiated at:
  /opt/facets/WORKSPACE:57:21: in <toplevel>
  /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/io_bazel_rules_closure/closure/repositories.bzl:175:13: in closure_repositories
  /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/io_bazel_rules_closure/closure/repositories.bzl:1001:17: in zlib
Repository rule http_archive defined at:
  /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/bazel_tools/tools/build_defs/repo/http.bzl:372:31: in <toplevel>
WARNING: Download from https://zlib.net/zlib-1.2.11.tar.gz failed: class java.io.FileNotFoundException GET returned 404 Not Found
ERROR: An error occurred during the fetch of repository 'net_zlib':
   Traceback (most recent call last):
        File "/root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/bazel_tools/tools/build_defs/repo/http.bzl", line 132, column 45, in _http_archive_impl
                download_info = ctx.download_and_extract(
Error in download_and_extract: java.io.IOException: Error downloading [https://zlib.net/zlib-1.2.11.tar.gz] to /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/net_zlib/temp7042427168180112346/zlib-1.2.11.tar.gz: GET returned 404 Not Found
ERROR: /opt/facets/WORKSPACE:57:21: fetching http_archive rule //external:net_zlib: Traceback (most recent call last):
        File "/root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/bazel_tools/tools/build_defs/repo/http.bzl", line 132, column 45, in _http_archive_impl
                download_info = ctx.download_and_extract(
Error in download_and_extract: java.io.IOException: Error downloading [https://zlib.net/zlib-1.2.11.tar.gz] to /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/net_zlib/temp7042427168180112346/zlib-1.2.11.tar.gz: GET returned 404 Not Found
INFO: Repository remote_java_tools instantiated at:
  /DEFAULT.WORKSPACE.SUFFIX:363:6: in <toplevel>
  /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/bazel_tools/tools/build_defs/repo/utils.bzl:233:18: in maybe
Repository rule http_archive defined at:
  /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/bazel_tools/tools/build_defs/repo/http.bzl:372:31: in <toplevel>
ERROR: /opt/facets/WORKSPACE:57:21: //external:zlib depends on @net_zlib//:zlib in repository @net_zlib which failed to fetch. no such package '@net_zlib//': java.io.IOException: Error downloading [https://zlib.net/zlib-1.2.11.tar.gz] to /root/.cache/bazel/_bazel_root/f0edbeac36261ac6bdca9830d0450fbe/external/net_zlib/temp7042427168180112346/zlib-1.2.11.tar.gz: GET returned 404 Not Found
ERROR: Analysis of target '//facets_dive/demo:demo' failed; build aborted:
INFO: Elapsed time: 44.528s
INFO: 0 processes.
FAILED: Build did NOT complete successfully (155 packages loaded, 4038 targets configured)
    Fetching https://mirror.bazel.build/bazel_java_tools/releases/java/v11.9/java_tools-v11.9.zip; 26.1 MiB (27,385,648B)