Program: 60594
Project: 60594
Buggy source:
@Override public <T>Boolean visitBind(BindCommand<T> command){
  final Object source=command.getSource();
  final Key<T> key=command.getKey();
  Class<? super T> rawType=key.getTypeLiteral().getRawType();
  if (rawType == Provider.class) {
    errors.bindingToProvider();
    return true;
  }
  validateKey(command.getSource(),command.getKey());
  final LoadStrategy loadStrategy=command.getScoping().isEagerSingleton() ? LoadStrategy.EAGER : LoadStrategy.LAZY;
  final Scope scope=command.getScoping().acceptVisitor(new Visitor<Scope>(){
    public Scope visitEagerSingleton(){
      return Scopes.SINGLETON;
    }
    public Scope visitScope(    Scope scope){
      return scope;
    }
    public Scope visitScopeAnnotation(    Class<? extends Annotation> scopeAnnotation){
      Scope scope=scopes.get(scopeAnnotation);
      if (scope != null) {
        return scope;
      }
 else {
        errors.scopeNotFound(scopeAnnotation);
        return null;
      }
    }
    public Scope visitNoScoping(){
      return null;
    }
  }
);
  command.getTarget().acceptVisitor(new BindTarget.Visitor<T,Void>(){
    public Void visitToInstance(    T instance){
      if (instance == null) {
        errors.cannotBindToNullInstance();
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      ConstantFactory<? extends T> factory=new ConstantFactory<T>(instance);
      outstandingInjections.add(instance);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new InstanceBindingImpl<T>(injector,key,source,scopedFactory,instance));
      return null;
    }
    public Void visitToProvider(    Provider<? extends T> provider){
      InternalFactoryToProviderAdapter<? extends T> factory=new InternalFactoryToProviderAdapter<T>(provider,source);
      outstandingInjections.add(provider);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new ProviderInstanceBindingImpl<T>(injector,key,source,scopedFactory,scope,provider,loadStrategy));
      return null;
    }
    public Void visitToProviderKey(    Key<? extends Provider<? extends T>> providerKey){
      final BoundProviderFactory<T> boundProviderFactory=new BoundProviderFactory<T>(providerKey,source);
      creationListeners.add(boundProviderFactory);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,(InternalFactory<? extends T>)boundProviderFactory,scope);
      putBinding(new LinkedProviderBindingImpl<T>(injector,key,source,scopedFactory,scope,providerKey,loadStrategy));
      return null;
    }
    public Void visitToKey(    Key<? extends T> targetKey){
      if (key.equals(targetKey)) {
        errors.recursiveBinding();
      }
      FactoryProxy<T> factory=new FactoryProxy<T>(key,targetKey,source);
      creationListeners.add(factory);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new LinkedBindingImpl<T>(injector,key,source,scopedFactory,scope,targetKey,loadStrategy));
      return null;
    }
    public Void visitUntargetted(){
      final Type type=key.getTypeLiteral().getType();
      if (key.hasAnnotationType() || !(type instanceof Class<?>)) {
        errors.missingImplementation(key);
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      @SuppressWarnings("String_Node_Str") Class<T> clazz=(Class<T>)type;
      final BindingImpl<T> binding;
      try {
        binding=injector.createUnitializedBinding(clazz,scope,source,loadStrategy,errors);
        putBinding(binding);
      }
 catch (      ErrorsException e) {
        errors.merge(e.getErrors());
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      untargettedBindings.add(new Runnable(){
        public void run(){
          try {
            injector.initializeBinding(binding,errors);
          }
 catch (          ErrorsException e) {
            errors.merge(e.getErrors());
          }
        }
      }
);
      return null;
    }
  }
);
  return true;
}

Fixed version (ground truth):
@Override public <T>Boolean visitBind(BindCommand<T> command){
  final Object source=command.getSource();
  final Key<T> key=command.getKey();
  Class<? super T> rawType=key.getTypeLiteral().getRawType();
  if (rawType == Provider.class) {
    errors.bindingToProvider();
    return true;
  }
  validateKey(command.getSource(),command.getKey());
  final LoadStrategy loadStrategy=command.getScoping().isEagerSingleton() ? LoadStrategy.EAGER : LoadStrategy.LAZY;
  final Scope scope=command.getScoping().acceptVisitor(new Visitor<Scope>(){
    public Scope visitEagerSingleton(){
      return Scopes.SINGLETON;
    }
    public Scope visitScope(    Scope scope){
      return scope;
    }
    public Scope visitScopeAnnotation(    Class<? extends Annotation> scopeAnnotation){
      Scope scope=scopes.get(scopeAnnotation);
      if (scope != null) {
        return scope;
      }
 else {
        errors.scopeNotFound(scopeAnnotation);
        return null;
      }
    }
    public Scope visitNoScoping(){
      return null;
    }
  }
);
  command.getTarget().acceptVisitor(new BindTarget.Visitor<T,Void>(){
    public Void visitToInstance(    T instance){
      if (instance == null) {
        errors.cannotBindToNullInstance();
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      ConstantFactory<? extends T> factory=new ConstantFactory<T>(instance);
      memberInjector.add(instance);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new InstanceBindingImpl<T>(injector,key,source,scopedFactory,instance));
      return null;
    }
    public Void visitToProvider(    Provider<? extends T> provider){
      InternalFactoryToProviderAdapter<? extends T> factory=new InternalFactoryToProviderAdapter<T>(provider,source);
      memberInjector.add(provider);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new ProviderInstanceBindingImpl<T>(injector,key,source,scopedFactory,scope,provider,loadStrategy));
      return null;
    }
    public Void visitToProviderKey(    Key<? extends Provider<? extends T>> providerKey){
      final BoundProviderFactory<T> boundProviderFactory=new BoundProviderFactory<T>(providerKey,source);
      creationListeners.add(boundProviderFactory);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,(InternalFactory<? extends T>)boundProviderFactory,scope);
      putBinding(new LinkedProviderBindingImpl<T>(injector,key,source,scopedFactory,scope,providerKey,loadStrategy));
      return null;
    }
    public Void visitToKey(    Key<? extends T> targetKey){
      if (key.equals(targetKey)) {
        errors.recursiveBinding();
      }
      FactoryProxy<T> factory=new FactoryProxy<T>(key,targetKey,source);
      creationListeners.add(factory);
      InternalFactory<? extends T> scopedFactory=Scopes.scope(key,injector,factory,scope);
      putBinding(new LinkedBindingImpl<T>(injector,key,source,scopedFactory,scope,targetKey,loadStrategy));
      return null;
    }
    public Void visitUntargetted(){
      final Type type=key.getTypeLiteral().getType();
      if (key.hasAnnotationType() || !(type instanceof Class<?>)) {
        errors.missingImplementation(key);
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      @SuppressWarnings("String_Node_Str") Class<T> clazz=(Class<T>)type;
      final BindingImpl<T> binding;
      try {
        binding=injector.createUnitializedBinding(clazz,scope,source,loadStrategy,errors);
        putBinding(binding);
      }
 catch (      ErrorsException e) {
        errors.merge(e.getErrors());
        putBinding(invalidBinding(injector,key,source));
        return null;
      }
      untargettedBindings.add(new Runnable(){
        public void run(){
          try {
            injector.initializeBinding(binding,errors);
          }
 catch (          ErrorsException e) {
            errors.merge(e.getErrors());
          }
        }
      }
);
      return null;
    }
  }
);
  return true;
}