Fix build errors

app/models/ability.rb

@@ -57,7 +57,7 @@ class Ability
         ]
 
         if project.allow_guest_to_access_builds?
-          rules += :read_build
+          rules << :read_build
         end
 
         rules - project_disabled_features_rules(project)
@@ -115,7 +115,7 @@ class Ability
           rules.push(*project_guest_rules)
 
           if project.allow_guest_to_access_builds?
-            rules += :read_build
+            rules << :read_build
           end
         end
 
@@ -123,7 +123,7 @@ class Ability
           rules.push(*public_project_rules)
 
           if project.allow_guest_to_access_builds?
-            rules += :read_build
+            rules << :read_build
           end
         end
 

app/views/projects/edit.html.haml

@@ -130,6 +130,7 @@
                     %strong git fetch
                     %br
                     %span.descr Faster
+
             .form-group
               = f.label :build_timeout_in_minutes, 'Timeout', class: 'control-label'
               .col-sm-10
@@ -157,12 +158,15 @@
                     %li
                       phpunit --coverage-text --colors=never (PHP) -
                       %code ^\s*Lines:\s*\d+.\d+\%
+
               .form-group
                 .col-sm-offset-2.col-sm-10
                   .checkbox
                     = f.label :allow_guest_to_access_builds do
                       = f.check_box :allow_guest_to_access_builds
-                      Allow guest to access builds (including build logs and artifacts)
+                      %strong Guests can see builds
+                    .help-block Allow guests and anonymous users to access builds including build trace and artifacts
+
           %fieldset.features
             %legend
               Advanced settings