diff --git a/buildkite/pipelines/rules_appengine-postsubmit.yml b/buildkite/pipelines/rules_appengine-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_appengine-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_closure-postsubmit.yml b/buildkite/pipelines/rules_closure-postsubmit.yml
deleted file mode 100644
index 42f6734..0000000
--- a/buildkite/pipelines/rules_closure-postsubmit.yml
+++ /dev/null
@@ -1,20 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "--"
-    - "..."
-    # See https://github.com/bazelbuild/rules_closure/issues/247
-    - "-//closure/testing/test:noto_fonts_render_as_expected"
diff --git a/buildkite/pipelines/rules_d-postsubmit.yml b/buildkite/pipelines/rules_d-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_d-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_docker-postsubmit.yml b/buildkite/pipelines/rules_docker-postsubmit.yml
deleted file mode 100644
index 75fabf8..0000000
--- a/buildkite/pipelines/rules_docker-postsubmit.yml
+++ /dev/null
@@ -1,15 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_go-postsubmit.yml b/buildkite/pipelines/rules_go-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_go-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_groovy-postsubmit.yml b/buildkite/pipelines/rules_groovy-postsubmit.yml
deleted file mode 100644
index 162a368..0000000
--- a/buildkite/pipelines/rules_groovy-postsubmit.yml
+++ /dev/null
@@ -1,11 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_gwt-postsubmit.yml b/buildkite/pipelines/rules_gwt-postsubmit.yml
deleted file mode 100644
index 162a368..0000000
--- a/buildkite/pipelines/rules_gwt-postsubmit.yml
+++ /dev/null
@@ -1,11 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_jsonnet-postsubmit.yml b/buildkite/pipelines/rules_jsonnet-postsubmit.yml
deleted file mode 100644
index 0f0bea9..0000000
--- a/buildkite/pipelines/rules_jsonnet-postsubmit.yml
+++ /dev/null
@@ -1,23 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
-  macos:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
diff --git a/buildkite/pipelines/rules_k8s-postsubmit.yml b/buildkite/pipelines/rules_k8s-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_k8s-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_kotlin-postsubmit.yml b/buildkite/pipelines/rules_kotlin-postsubmit.yml
deleted file mode 100644
index 6f16d3a..0000000
--- a/buildkite/pipelines/rules_kotlin-postsubmit.yml
+++ /dev/null
@@ -1,11 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    test_targets:
-    - "//:all_tests"
-  ubuntu1604:
-    test_targets:
-    - "//:all_tests"
-  macos:
-    test_targets:
-    - "//:all_tests"
diff --git a/buildkite/pipelines/rules_nodejs-postsubmit.yml b/buildkite/pipelines/rules_nodejs-postsubmit.yml
deleted file mode 100644
index a7480d9..0000000
--- a/buildkite/pipelines/rules_nodejs-postsubmit.yml
+++ /dev/null
@@ -1,23 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_perl-postsubmit.yml b/buildkite/pipelines/rules_perl-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_perl-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_python-postsubmit.yml b/buildkite/pipelines/rules_python-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_python-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_rust-postsubmit.yml b/buildkite/pipelines/rules_rust-postsubmit.yml
deleted file mode 100644
index 0f0bea9..0000000
--- a/buildkite/pipelines/rules_rust-postsubmit.yml
+++ /dev/null
@@ -1,23 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
-  macos:
-    build_targets:
-    - "..."
-    - "@examples//..."
-    test_targets:
-    - "..."
-    - "@examples//..."
diff --git a/buildkite/pipelines/rules_sass-postsubmit.yml b/buildkite/pipelines/rules_sass-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/rules_sass-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_scala-postsubmit.yml b/buildkite/pipelines/rules_scala-postsubmit.yml
deleted file mode 100644
index ea06a33..0000000
--- a/buildkite/pipelines/rules_scala-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "//test/..."
-    test_targets:
-    - "//test/..."
-  ubuntu1604:
-    build_targets:
-    - "//test/..."
-    test_targets:
-    - "//test/..."
-  macos:
-    build_targets:
-    - "//test/..."
-    test_targets:
-    - "//test/..."
diff --git a/buildkite/pipelines/rules_typescript-postsubmit.yml b/buildkite/pipelines/rules_typescript-postsubmit.yml
deleted file mode 100644
index 051d00c..0000000
--- a/buildkite/pipelines/rules_typescript-postsubmit.yml
+++ /dev/null
@@ -1,27 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_flags:
-    - "--test_tag_filters=-browser:Chrome"
-    test_targets:
-    - "..."
-  ubuntu1604:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_flags:
-    - "--test_tag_filters=-browser:Chrome"
-    test_targets:
-    - "..."
-  macos:
-    run_targets:
-    - "@yarn//:yarn"
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
diff --git a/buildkite/pipelines/rules_webtesting-postsubmit.yml b/buildkite/pipelines/rules_webtesting-postsubmit.yml
deleted file mode 100644
index 8101174..0000000
--- a/buildkite/pipelines/rules_webtesting-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    test_targets:
-    - "--"
-    - "//..."
-    - "-//go/launcher/webdriver:go_default_test_chrome55-win10"
-  ubuntu1604:
-    test_targets:
-    - "--"
-    - "//..."
-    - "-//go/launcher/webdriver:go_default_test_chrome55-win10"
-  macos:
-    test_targets:
-    - "--"
-    - "//..."
-    - "-//go/launcher/webdriver:go_default_test_chrome55-win10"
diff --git a/buildkite/pipelines/skydoc-postsubmit.yml b/buildkite/pipelines/skydoc-postsubmit.yml
deleted file mode 100644
index dd13f44..0000000
--- a/buildkite/pipelines/skydoc-postsubmit.yml
+++ /dev/null
@@ -1,17 +0,0 @@
----
-platforms:
-  ubuntu1404:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  ubuntu1604:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."
-  macos:
-    build_targets:
-    - "..."
-    test_targets:
-    - "..."