throw problemsService.getInternalReporter().rethrowing(ex, builder -> buildProblemFrom(ex, builder));
        }
        boolean success = task.call();
        diagnosticToProblemListener.printDiagnosticCounts();
        if (!success) {
            throw new CompilationFailedException(result);
        }
        return result;
    }

    @SuppressWarnings("DefaultCharset")

     *                                ^
     * 1 error
     * 1 warning
     * </pre>
     *
     * @see com.sun.tools.javac.main.JavaCompiler#printCount(String, int)
     */
    void printDiagnosticCounts() {
        Log logger = Log.instance(new Context());
        printDiagnosticCount(logger, "error", errorCount);
        printDiagnosticCount(logger, "warn", warningCount);
    }

    /**