diff --git a/browser/config/mozconfigs/linux32/rusttests b/browser/config/mozconfigs/linux32/rusttests
index 832caeadd91b..f49d34228eec 100644
--- a/browser/config/mozconfigs/linux32/rusttests
+++ b/browser/config/mozconfigs/linux32/rusttests
@@ -3,5 +3,8 @@ MOZ_AUTOMATION_PACKAGE_TESTS=0
 MOZ_AUTOMATION_L10N_CHECK=0
 
 ac_add_options --enable-rust-tests
+mk_add_options MOZ_MAKE_FLAGS=--output-sync=line
 
 . "$topsrcdir/browser/config/mozconfigs/linux32/nightly"
+
+unset ENABLE_CLANG_PLUGIN
diff --git a/browser/config/mozconfigs/linux32/rusttests-debug b/browser/config/mozconfigs/linux32/rusttests-debug
index 21f43445a9a8..72f408130ae1 100644
--- a/browser/config/mozconfigs/linux32/rusttests-debug
+++ b/browser/config/mozconfigs/linux32/rusttests-debug
@@ -3,5 +3,8 @@ MOZ_AUTOMATION_PACKAGE_TESTS=0
 MOZ_AUTOMATION_L10N_CHECK=0
 
 ac_add_options --enable-rust-tests
+mk_add_options MOZ_MAKE_FLAGS=--output-sync=line
 
 . "$topsrcdir/browser/config/mozconfigs/linux32/debug"
+
+unset ENABLE_CLANG_PLUGIN
diff --git a/browser/config/mozconfigs/linux64/rusttests b/browser/config/mozconfigs/linux64/rusttests
index 464161c17d94..a5b3cf3cdb47 100644
--- a/browser/config/mozconfigs/linux64/rusttests
+++ b/browser/config/mozconfigs/linux64/rusttests
@@ -3,5 +3,8 @@ MOZ_AUTOMATION_PACKAGE_TESTS=0
 MOZ_AUTOMATION_L10N_CHECK=0
 
 ac_add_options --enable-rust-tests
+mk_add_options MOZ_MAKE_FLAGS=--output-sync=line
 
 . "$topsrcdir/browser/config/mozconfigs/linux64/nightly"
+
+unset ENABLE_CLANG_PLUGIN
diff --git a/browser/config/mozconfigs/linux64/rusttests-debug b/browser/config/mozconfigs/linux64/rusttests-debug
index 8ffcee0082b5..78f00096d227 100644
--- a/browser/config/mozconfigs/linux64/rusttests-debug
+++ b/browser/config/mozconfigs/linux64/rusttests-debug
@@ -3,5 +3,8 @@ MOZ_AUTOMATION_PACKAGE_TESTS=0
 MOZ_AUTOMATION_L10N_CHECK=0
 
 ac_add_options --enable-rust-tests
+mk_add_options MOZ_MAKE_FLAGS=--output-sync=line
 
 . "$topsrcdir/browser/config/mozconfigs/linux64/debug"
+
+unset ENABLE_CLANG_PLUGIN
diff --git a/taskcluster/ci/build/linux.yml b/taskcluster/ci/build/linux.yml
index c19410347f78..a90b49401ca8 100644
--- a/taskcluster/ci/build/linux.yml
+++ b/taskcluster/ci/build/linux.yml
@@ -424,7 +424,7 @@ linux-rusttests/opt:
             PERFHERDER_EXTRA_OPTIONS: rusttests
     run:
         using: mozharness
-        actions: [get-secrets, build, check-test]
+        actions: [get-secrets, build]
         config:
             - builds/releng_base_firefox.py
             - builds/releng_base_linux_32_builds.py
@@ -461,7 +461,7 @@ linux-rusttests/debug:
             PERFHERDER_EXTRA_OPTIONS: rusttests
     run:
         using: mozharness
-        actions: [get-secrets, build, check-test]
+        actions: [get-secrets, build]
         config:
             - builds/releng_base_firefox.py
             - builds/releng_base_linux_32_builds.py
@@ -858,7 +858,7 @@ linux64-rusttests/opt:
             PERFHERDER_EXTRA_OPTIONS: rusttests
     run:
         using: mozharness
-        actions: [get-secrets, build, check-test]
+        actions: [get-secrets, build]
         config:
             - builds/releng_base_firefox.py
             - builds/releng_base_linux_64_builds.py
@@ -894,7 +894,7 @@ linux64-rusttests/debug:
             PERFHERDER_EXTRA_OPTIONS: rusttests
     run:
         using: mozharness
-        actions: [get-secrets, build, check-test]
+        actions: [get-secrets, build]
         config:
             - builds/releng_base_firefox.py
             - builds/releng_base_linux_64_builds.py
diff --git a/taskcluster/ci/build/windows.yml b/taskcluster/ci/build/windows.yml
index f38ddadc4746..c2832c161aa7 100755
--- a/taskcluster/ci/build/windows.yml
+++ b/taskcluster/ci/build/windows.yml
@@ -509,6 +509,7 @@ win32-rusttests/opt:
             TOOLTOOL_MANIFEST: "browser/config/tooltool-manifests/win32/releng.manifest"
     run:
         using: mozharness
+        actions: [build]
         options: [append-env-variables-from-configs]
         script: mozharness/scripts/fx_desktop_build.py
         config:
@@ -518,6 +519,8 @@ win32-rusttests/opt:
         extra-config:
             stage_platform: win32-rusttests
             artifact_flag_build_variant_in_try: null
+            build_targets: ['pre-export', 'export', 'recurse_rusttests']
+            disable_package_metrics: true
         mozconfig-variant: rusttests
     run-on-projects: ['trunk', 'try']
     toolchains:
@@ -544,6 +547,7 @@ win32-rusttests/debug:
             TOOLTOOL_MANIFEST: "browser/config/tooltool-manifests/win32/releng.manifest"
     run:
         using: mozharness
+        actions: [build]
         options: [append-env-variables-from-configs]
         script: mozharness/scripts/fx_desktop_build.py
         config:
@@ -553,6 +557,8 @@ win32-rusttests/debug:
         extra-config:
             stage_platform: win32-rusttests
             artifact_flag_build_variant_in_try: null
+            build_targets: ['pre-export', 'export', 'recurse_rusttests']
+            disable_package_metrics: true
         mozconfig-variant: rusttests-debug
     run-on-projects: ['trunk', 'try']
     toolchains:
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests.py
index 1d3a64fcf5bd..92018b8f7c25 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests.py
@@ -17,7 +17,9 @@ config = {
         'XPCOM_DEBUG_BREAK': 'stack-and-abort',
         'TINDERBOX_OUTPUT': '1',
     },
+    'build_targets': ['pre-export', 'export', 'recurse_rusttests'],
     'mozconfig_variant': 'rusttests',
     'artifact_flag_build_variant_in_try': None,
+    'disable_package_metrics': True,
     #######################
 }
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests_debug.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests_debug.py
index a75b1d8eca72..2d76ae16226c 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests_debug.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/32_rusttests_debug.py
@@ -18,6 +18,8 @@ config = {
         'XPCOM_DEBUG_BREAK': 'stack-and-abort',
         'TINDERBOX_OUTPUT': '1',
     },
+    'build_targets': ['pre-export', 'export', 'recurse_rusttests'],
     'artifact_flag_build_variant_in_try': None,
+    'disable_package_metrics': True,
     #######################
 }
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests.py
index 970396310aee..72d5347212b2 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests.py
@@ -17,6 +17,8 @@ config = {
         'PATH': ':/usr/local/bin:/bin:\
 /usr/bin:/usr/local/sbin:/usr/sbin:/sbin',
     },
+    'build_targets': ['pre-export', 'export', 'recurse_rusttests'],
     'artifact_flag_build_variant_in_try': None,
+    'disable_package_metrics': True,
     #######################
 }
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests_debug.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests_debug.py
index 10946afed9da..cbc932268bd6 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests_debug.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_rusttests_debug.py
@@ -17,5 +17,7 @@ config = {
         'LD_LIBRARY_PATH': '%(abs_obj_dir)s/dist/bin',
         'TINDERBOX_OUTPUT': '1',
     },
+    'build_targets': ['pre-export', 'export', 'recurse_rusttests'],
     'artifact_flag_build_variant_in_try': None,
+    'disable_package_metrics': True,
 }
diff --git a/testing/mozharness/configs/builds/taskcluster_sub_win64/rusttests_opt.py b/testing/mozharness/configs/builds/taskcluster_sub_win64/rusttests_opt.py
index 59944d8ee5c9..2a680044e011 100644
--- a/testing/mozharness/configs/builds/taskcluster_sub_win64/rusttests_opt.py
+++ b/testing/mozharness/configs/builds/taskcluster_sub_win64/rusttests_opt.py
@@ -1,7 +1,12 @@
 config = {
+    'default_actions': [
+        'build',
+    ],
     'stage_platform': 'win64-rusttests',
     'env': {
         'XPCOM_DEBUG_BREAK': 'stack-and-abort',
     },
+    'build_targets': ['pre-export', 'export', 'recurse_rusttests'],
+    'disable_package_metrics': True,
     'artifact_flag_build_variant_in_try': None,
 }