fix crash

Author: leavez

lib/cocoapods-binary/Prebuild.rb

@@ -143,7 +143,6 @@ def prebuild_frameworks!
                         object.target_file_path = path.gsub('${PODS_ROOT}', standard_sandbox_path.to_s)
                         object
                     end
-                    Prebuild::Passer.resources_to_copy_for_static_framework ||= {}
                     Prebuild::Passer.resources_to_copy_for_static_framework[target.name] = path_objects
                 end
             end            
@@ -158,7 +157,6 @@ def prebuild_frameworks!
                 # If target shouldn't build, we copy all the original files
                 # This is for target with only .a and .h files
                 if not target.should_build? 
-                    Prebuild::Passer.target_names_to_skip_integration_framework ||= []
                     Prebuild::Passer.target_names_to_skip_integration_framework << target.pod_name
                     FileUtils.cp_r(root_path, target_folder, :remove_destination => true)
                     next

lib/cocoapods-binary/helper/passer.rb

@@ -26,13 +26,15 @@ class ResourcePath
             #
             # @return [Hash<String, [Passer::ResourcePath]>]
             class_attr_accessor :resources_to_copy_for_static_framework
+            resources_to_copy_for_static_framework = {}
 
             # Some pod won't be build in prebuild stage even if it have `binary=>true`.
             # The targets of this pods have `should_build? == true`.
             # We should skip integration (patch spec) for this pods
             #
             # @return [Array<String>]
             class_attr_accessor :target_names_to_skip_integration_framework
+            target_names_to_skip_integration_framework = []
 
         end
     end