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org.eclipse.jdt.core.tests.compiler.regression.NullReferenceTestAsserts.testBug127575l - 1.8 (from org.eclipse.jdt.core.tests.compiler.regression.TestAll)

Failing for the past 3 builds (Since #7 )
Took 0.61 sec.

Error Message

testBug127575l - Eclipse found error(s) but Javac did not find any.
----------- Expected ------------

------------ but was ------------
----------\n
1. ERROR in Test.java (at line 4)\n
 if (a!=null) {\n
     ^\n
Null comparison always yields false: The variable a can only be null at this location\n
----------\n
2. WARNING in Test.java (at line 4)\n
 if (a!=null) {\n
   System.out.println("a is not null");\n
   } else{\n
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
3. ERROR in Test.java (at line 9)\n
 a = null;\n
 ^\n
Redundant assignment: The variable a can only be null at this location\n
----------\n
4. ERROR in Test.java (at line 10)\n
 if (a== null) {}\n
     ^\n
Redundant null check: The variable a can only be null at this location\n
----------\n
5. ERROR in Test.java (at line 12)\n
 if (b!=null) {\n
     ^\n
Redundant null check: The variable b cannot be null at this location\n
----------\n
6. WARNING in Test.java (at line 14)\n
 } else{\n
   System.out.println("b is null");\n
   }\n
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
7. ERROR in Test.java (at line 18)\n
 if (c.equals(a)) {\n
     ^\n
Null pointer access: The variable c can only be null at this location\n
----------\n

--------- Difference is ----------
 expected:<[]> but was:<[----------\n
1. ERROR in Test.java (at line 4)\n
 if (a!=null) {\n
     ^\n
Null comparison always yields false: The variable a can only be null at this location\n
----------\n
2. WARNING in Test.java (at line 4)\n
 if (a!=null) {\n
   System.out.println("a is not null");\n
   } else{\n
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
3. ERROR in Test.java (at line 9)\n
 a = null;\n
 ^\n
Redundant assignment: The variable a can only be null at this location\n
----------\n
4. ERROR in Test.java (at line 10)\n
 if (a== null) {}\n
     ^\n
Redundant null check: The variable a can only be null at this location\n
----------\n
5. ERROR in Test.java (at line 12)\n
 if (b!=null) {\n
     ^\n
Redundant null check: The variable b cannot be null at this location\n
----------\n
6. WARNING in Test.java (at line 14)\n
 } else{\n
   System.out.println("b is null");\n
   }\n
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
7. ERROR in Test.java (at line 18)\n
 if (c.equals(a)) {\n
     ^\n
Null pointer access: The variable c can only be null at this location\n
----------\n
]>

Stacktrace

junit.framework.ComparisonFailure: testBug127575l - Eclipse found error(s) but Javac did not find any.
----------- Expected ------------

------------ but was ------------
----------\n
1. ERROR in Test.java (at line 4)\n
	if (a!=null) {\n
	    ^\n
Null comparison always yields false: The variable a can only be null at this location\n
----------\n
2. WARNING in Test.java (at line 4)\n
	if (a!=null) {\n
			System.out.println("a is not null");\n
		 } else{\n
	             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
3. ERROR in Test.java (at line 9)\n
	a = null;\n
	^\n
Redundant assignment: The variable a can only be null at this location\n
----------\n
4. ERROR in Test.java (at line 10)\n
	if (a== null) {}\n
	    ^\n
Redundant null check: The variable a can only be null at this location\n
----------\n
5. ERROR in Test.java (at line 12)\n
	if (b!=null) {\n
	    ^\n
Redundant null check: The variable b cannot be null at this location\n
----------\n
6. WARNING in Test.java (at line 14)\n
	} else{\n
			System.out.println("b is null");\n
		 }\n
	      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
7. ERROR in Test.java (at line 18)\n
	if (c.equals(a)) {\n
	    ^\n
Null pointer access: The variable c can only be null at this location\n
----------\n

--------- Difference is ----------
 expected:<[]> but was:<[----------\n
1. ERROR in Test.java (at line 4)\n
	if (a!=null) {\n
	    ^\n
Null comparison always yields false: The variable a can only be null at this location\n
----------\n
2. WARNING in Test.java (at line 4)\n
	if (a!=null) {\n
			System.out.println("a is not null");\n
		 } else{\n
	             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
3. ERROR in Test.java (at line 9)\n
	a = null;\n
	^\n
Redundant assignment: The variable a can only be null at this location\n
----------\n
4. ERROR in Test.java (at line 10)\n
	if (a== null) {}\n
	    ^\n
Redundant null check: The variable a can only be null at this location\n
----------\n
5. ERROR in Test.java (at line 12)\n
	if (b!=null) {\n
	    ^\n
Redundant null check: The variable b cannot be null at this location\n
----------\n
6. WARNING in Test.java (at line 14)\n
	} else{\n
			System.out.println("b is null");\n
		 }\n
	      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n
Dead code\n
----------\n
7. ERROR in Test.java (at line 18)\n
	if (c.equals(a)) {\n
	    ^\n
Null pointer access: The variable c can only be null at this location\n
----------\n
]>
	at org.eclipse.jdt.core.tests.junit.extension.TestCase.assertStringEquals(TestCase.java:260)
	at org.eclipse.jdt.core.tests.junit.extension.TestCase.assertEquals(TestCase.java:236)
	at org.eclipse.jdt.core.tests.compiler.regression.AbstractRegressionTest.runJavac(AbstractRegressionTest.java:2044)
	at org.eclipse.jdt.core.tests.compiler.regression.AbstractRegressionTest.runTest(AbstractRegressionTest.java:2814)
	at org.eclipse.jdt.core.tests.compiler.regression.AbstractRegressionTest.runTest(AbstractRegressionTest.java:2539)
	at org.eclipse.jdt.core.tests.compiler.regression.AbstractRegressionTest.runNegativeTest(AbstractRegressionTest.java:2188)
	at org.eclipse.jdt.core.tests.compiler.regression.AbstractRegressionTest.runNegativeTest(AbstractRegressionTest.java:2179)
	at org.eclipse.jdt.core.tests.compiler.regression.NullReferenceTestAsserts.testBug127575l(NullReferenceTestAsserts.java:606)

Standard Output

org.eclipse.jdt.core.tests.compiler.regression.NullReferenceTestAsserts#testBug127575l - 1.8
Test.java [
public class Test {
	void foo(Object a, Object b, Object c) {
		org.eclipse.core.runtime.Assert.isLegal( a == null);
 		if (a!=null) {
			System.out.println("a is not null");
		 } else{
			System.out.println("a is null");
		 }
		a = null;
		if (a== null) {}
		org.eclipse.core.runtime.Assert.isLegal(b != null);
 		if (b!=null) {
			System.out.println("b is not null");
		 } else{
			System.out.println("b is null");
		 }
		org.eclipse.core.runtime.Assert.isLegal(c == null);
		if (c.equals(a)) {
			System.out.println("");
		 } else{
			System.out.println("");
		 }
	}
	public static void main(String[] args){
		Test test = new Test();
		test.foo(null,null, null);
	}
}

]


Full results sent to /tmp/comptest/run.1514610271420/1.8.0_131_20171230_000432.txt

Standard Error

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