Fix smoke test.

compiler/integration-tests/data/help.expected

 OUT Usage: org.jetbrains.jet.cli.jvm.K2JVMCompilerArguments
-OUT   -output [String] output directory
 OUT   -jar [String] jar file name
 OUT   -src [String] source file or directory
-OUT   -module [String] module to compile
 OUT   -classpath [String] classpath to use when compiling
 OUT   -includeRuntime [flag]
 OUT   -stdlib [String] Path to the stdlib.jar
 OUT   -jdkHeaders [String] Path to the kotlin-jdk-headers.jar
-OUT   -help (-h) [flag]
 OUT   -mode [String] Special compiler modes: stubs or jdkHeaders
+OUT   -output [String] output directory
+OUT   -module [String] module to compile
 OUT   -tags [flag]
 OUT   -verbose [flag]
 OUT   -version [flag]
+OUT   -help (-h) [flag]
 ERR exec() finished with INTERNAL_ERROR return code
 Return code: 2

compiler/integration-tests/src/org/jetbrains/kotlin/KotlinIntegrationTestBase.java

@@ -59,7 +59,8 @@ public abstract class KotlinIntegrationTestBase {
         protected void succeeded(Description description) {
             try {
                 tempDir.delete();
-            } catch (Exception e) {
+            }
+            catch (Exception e) {
                 System.out.print("Can't delete temp directory " + tempDir + ": " + e);
             }
         }
@@ -119,12 +120,12 @@ public abstract class KotlinIntegrationTestBase {
         }
         else {
             final String goldContent = Files.toString(expectedFile, UTF_8);
-            if (!goldContent.equals(content.toString())) {
-                Files.write(content, tmpFile, Charsets.UTF_8);
-                fail(".tmp and .expected files differ, tmp file: " + tmpFile);
+            try {
+                assertEquals(goldContent, content.toString());
+            }
+            finally {
+                tmpFile.delete();
             }
-
-            tmpFile.delete();
         }
     }