try {
        multimap.asMap().get(presentKey).remove(sampleValue);
        fail("asMap().get().remove() succeeded on unmodifiable multimap");
      } catch (UnsupportedOperationException expected) {
      }
      assertMultimapRemainsUnmodified(multimap, originalEntries);

      try {
        multimap.asMap().values().iterator().next().remove(sampleValue);

      try {
        multimap.asMap().get(presentKey).remove(sampleValue);
        fail("asMap().get().remove() succeeded on unmodifiable multimap");
      } catch (UnsupportedOperationException expected) {
      }
      assertMultimapRemainsUnmodified(multimap, originalEntries);

      try {
        multimap.asMap().values().iterator().next().remove(sampleValue);

                'Use a RegularFile instance',
                'Use a URI or URL instance',
                'Use a TextResource instance',
            ]
            additionalData.asMap == [
                'typeName': 'org.gradle.api.DefaultTask',
                'propertyName': 'input',
            ]
        }

        where:
        method | targetType
        "dir"  | "directory"

        }
        if (problem.additionalData?.asMap.size() == 1) {
            println "    additionalData.asMap == [ '${problem.additionalData.asMap.keySet().iterator().next()}' : '${problem.additionalData.asMap.values().iterator().next()}' ]"
        } else if (problem.additionalData?.asMap.size() > 1) {
            println "    additionalData.asMap == ["
            problem.additionalData.asMap.each { key, value ->

            return getDummyValue(TypeToken.of(interfaceType).method(method).getReturnType());
          }
        };
    for (Entry<Class<?>, Collection<Object>> entry : distinctValues.asMap().entrySet()) {
      generator.addSampleInstances((Class) entry.getKey(), entry.getValue());
    }
    return generator;
  }

            return getDummyValue(TypeToken.of(interfaceType).method(method).getReturnType());
          }
        };
    for (Entry<Class<?>, Collection<Object>> entry : distinctValues.asMap().entrySet()) {
      generator.addSampleInstances((Class) entry.getKey(), entry.getValue());
    }
    return generator;
  }