allow failures on windowservercode and nanoserver

.travis.yml

@@ -10,6 +10,8 @@ script:
     - 'docker-compose -f build.yml build redis-$VERSION'
 after_script:
     - 'docker-compose -f build.yml push redis-$VERSION'
+matrix:
+    allow_failures: { VERSION: [windowsservercode, nanoserver] }
 env:
     - VERSION=windowsservercore
     - VERSION=stretch

build.php

@@ -40,6 +40,11 @@ $travisYaml = [
     'after_script' => [
         'docker-compose -f build.yml push redis-$VERSION'
     ],
+    'matrix' => [
+        'allow_failures' => [
+            'VERSION' => [ 'windowsservercode', 'nanoserver' ],
+        ],
+    ],
     'env' => [],
 ];
 
@@ -73,7 +78,6 @@ foreach($results as $result) {
 rsort($travisYaml['env']);
 $travisYaml['env'] = array_slice($travisYaml['env'],0,200);
 
-
 file_put_contents("build.yml", Yaml::dump($buildYaml));
 
 file_put_contents(".travis.yml", Yaml::dump($travisYaml));