this.previous = previousCompileState == null ? new CompilationState() : previousCompileState;
        }

        @Override
        public IncrementalCompilation getResult() {
            return new DefaultIncrementalCompilation(current.snapshot(), toRecompile, getRemovedSources(), existingHeaders, hasUnresolvedHeaders);
        }

        @Override

Class <org.gradle.language.nativeplatform.internal.incremental.IncrementalCompilation> is not annotated (directly or via its package) with @org.gradle.api.NonNullApi in (IncrementalCompilation.java:0)