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import java.util.EnumSet;
import java.util.Set;
public class IntersectTest {
public static <E extends Enum<E>> EnumSet<E> intersect(Set<E> set1, Set<E> set2) {
EnumSet<? extends E> intersect = EnumSet.copyOf(set1);
intersect.retainAll(set2);
return (EnumSet<E>)intersect;
}
}
Output:
The Checker Framework crashed. Please report the crash. Version: Checker Framework 3.47.0.
Compilation unit: ./IntersectTest.java
Last visited tree at line 8 column 9:
intersect.retainAll(set2);
Exception: org.checkerframework.javacutil.BugInCF: GLB: subtype: Enum<capture#01>, supertype: E extends Enum<E extends Enum<E>>; org.checkerframework.javacutil.BugInCF: GLB: subtype: Enum<capture#01>, supertype: E extends Enum<E extends Enum<E>>
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:105)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:552)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
Caused by: java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
... 47 more
Underlying Exception: java.lang.Throwable; java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:105)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:552)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
error: GLB: subtype: @MustCall Enum<capture#02>, supertype: E extends @MustCall Enum<E extends @MustCall Enum<E>>
; The Checker Framework crashed. Please report the crash. Version: Checker Framework 3.47.0.
Compilation unit: ./IntersectTest.java
Last visited tree at line 8 column 9:
intersect.retainAll(set2);
Exception: org.checkerframework.javacutil.BugInCF: GLB: subtype: @MustCall Enum<capture#02>, supertype: E extends @MustCall Enum<E extends @MustCall Enum<E>>; org.checkerframework.javacutil.BugInCF: GLB: subtype: @MustCall Enum<capture#02>, supertype: E extends @MustCall Enum<E extends @MustCall Enum<E>>
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.checker.mustcall.MustCallTransfer.visitMethodInvocation(MustCallTransfer.java:116)
at org.checkerframework.checker.mustcall.MustCallTransfer.visitMethodInvocation(MustCallTransfer.java:42)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:552)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
Caused by: java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
... 48 more
Underlying Exception: java.lang.Throwable; java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.checker.mustcall.MustCallTransfer.visitMethodInvocation(MustCallTransfer.java:116)
at org.checkerframework.checker.mustcall.MustCallTransfer.visitMethodInvocation(MustCallTransfer.java:42)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:552)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
error: GLB: subtype: @CalledMethods Enum<capture#03>, supertype: E extends @CalledMethods Enum<E extends @CalledMethods Enum<E>>
; The Checker Framework crashed. Please report the crash. Version: Checker Framework 3.47.0.
Compilation unit: ./IntersectTest.java
Last visited tree at line 8 column 9:
intersect.retainAll(set2);
Exception: org.checkerframework.javacutil.BugInCF: GLB: subtype: @CalledMethods Enum<capture#03>, supertype: E extends @CalledMethods Enum<E extends @CalledMethods Enum<E>>; org.checkerframework.javacutil.BugInCF: GLB: subtype: @CalledMethods Enum<capture#03>, supertype: E extends @CalledMethods Enum<E extends @CalledMethods Enum<E>>
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.checker.calledmethods.CalledMethodsTransfer.visitMethodInvocation(CalledMethodsTransfer.java:123)
at org.checkerframework.checker.resourceleak.ResourceLeakTransfer.visitMethodInvocation(ResourceLeakTransfer.java:78)
at org.checkerframework.checker.resourceleak.ResourceLeakTransfer.visitMethodInvocation(ResourceLeakTransfer.java:28)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
Caused by: java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
... 48 more
Underlying Exception: java.lang.Throwable; java.lang.Throwable
at org.checkerframework.javacutil.BugInCF.<init>(BugInCF.java:38)
at org.checkerframework.framework.util.AnnotatedTypes.glbSubtype(AnnotatedTypes.java:1002)
at org.checkerframework.framework.util.AnnotatedTypes.annotatedGLB(AnnotatedTypes.java:905)
at org.checkerframework.framework.type.AnnotatedTypeFactory.annotateCapturedTypeVar(AnnotatedTypeFactory.java:5191)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:5009)
at org.checkerframework.framework.type.AnnotatedTypeFactory.applyCaptureConversion(AnnotatedTypeFactory.java:4890)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2373)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.methodFromUse(GenericAnnotatedTypeFactory.java:2184)
at org.checkerframework.framework.type.AnnotatedTypeFactory.methodFromUse(AnnotatedTypeFactory.java:2339)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:385)
at org.checkerframework.framework.type.TypeFromExpressionVisitor.visitMethodInvocation(TypeFromExpressionVisitor.java:77)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1832)
at jdk.compiler/com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:81)
at org.checkerframework.framework.type.TypeFromTree.fromExpression(TypeFromTree.java:41)
at org.checkerframework.framework.type.AnnotatedTypeFactory.fromExpression(AnnotatedTypeFactory.java:1712)
at org.checkerframework.framework.type.AnnotatedTypeFactory.getAnnotatedType(AnnotatedTypeFactory.java:1378)
at org.checkerframework.framework.flow.CFAbstractTransfer.getValueFromFactory(CFAbstractTransfer.java:219)
at org.checkerframework.framework.flow.CFAbstractTransfer.visitMethodInvocation(CFAbstractTransfer.java:1092)
at org.checkerframework.checker.calledmethods.CalledMethodsTransfer.visitMethodInvocation(CalledMethodsTransfer.java:123)
at org.checkerframework.checker.resourceleak.ResourceLeakTransfer.visitMethodInvocation(ResourceLeakTransfer.java:78)
at org.checkerframework.checker.resourceleak.ResourceLeakTransfer.visitMethodInvocation(ResourceLeakTransfer.java:28)
at org.checkerframework.dataflow.cfg.node.MethodInvocationNode.accept(MethodInvocationNode.java:122)
at org.checkerframework.dataflow.analysis.AbstractAnalysis.callTransferFunction(AbstractAnalysis.java:386)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.callTransferFunction(ForwardAnalysisImpl.java:377)
at org.checkerframework.framework.flow.CFAbstractAnalysis.callTransferFunction(CFAbstractAnalysis.java:242)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysisBlock(ForwardAnalysisImpl.java:151)
at org.checkerframework.dataflow.analysis.ForwardAnalysisImpl.performAnalysis(ForwardAnalysisImpl.java:105)
at org.checkerframework.framework.flow.CFAbstractAnalysis.performAnalysis(CFAbstractAnalysis.java:151)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.analyze(GenericAnnotatedTypeFactory.java:1584)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.performFlowAnalysis(GenericAnnotatedTypeFactory.java:1478)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.checkAndPerformFlowAnalysis(GenericAnnotatedTypeFactory.java:1987)
at org.checkerframework.framework.type.GenericAnnotatedTypeFactory.preProcessClassTree(GenericAnnotatedTypeFactory.java:429)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:548)
at org.checkerframework.common.basetype.BaseTypeVisitor.visitClass(BaseTypeVisitor.java:189)
at jdk.compiler/com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:855)
at jdk.compiler/com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:66)
at org.checkerframework.framework.source.SourceVisitor.visit(SourceVisitor.java:86)
at org.checkerframework.framework.source.SourceChecker.typeProcess(SourceChecker.java:1091)
at org.checkerframework.common.basetype.BaseTypeChecker.typeProcess(BaseTypeChecker.java:559)
at org.checkerframework.javacutil.AbstractTypeProcessor$AttributionTaskListener.finished(AbstractTypeProcessor.java:188)
at jdk.compiler/com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:876)
at jdk.compiler/com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:133)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1436)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1393)
at jdk.compiler/com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:976)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:319)
at jdk.compiler/com.sun.tools.javac.main.Main.compile(Main.java:178)
at jdk.compiler/com.sun.tools.javac.Main.compile(Main.java:64)
at jdk.compiler/com.sun.tools.javac.Main.main(Main.java:50)
This does not occur if the (unneeded) '? extends' is removed from the declaration.
The text was updated successfully, but these errors were encountered:
Command:
Code:
Output:
This does not occur if the (unneeded) '? extends' is removed from the declaration.
The text was updated successfully, but these errors were encountered: