<groupId>org.springframework.boot</groupId>
           <artifactId>spring-boot-starter-tomcat</artifactId>
         </exclusion>
+        <exclusion>
+        <groupId>ch.qos.logback</groupId>
+        <artifactId>logback-core</artifactId>
+        </exclusion>
       </exclusions>
     </dependency>
+    <dependency>
+      <groupId>ch.qos.logback</groupId>
+      <artifactId>logback-core</artifactId>
+      <version>1.1.11</version>
+      </dependency>
     <dependency>
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-starter-undertow</artifactId>

mvn clean install && mvn fabric8:deploy

2018-05-12 17:02:34.467  WARN 1 --- [           main] ationConfigEmbeddedWebApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'rsServer' defined in io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.cxf.endpoint.Server]: Factory method 'rsServer' threw exception; nested exception is java.lang.NoSuchMethodError: com.google.common.collect.Sets$SetView.iterator()Lcom/google/common/collect/UnmodifiableIterator;
2018-05-12 17:02:34.477  INFO 1 --- [           main] utoConfigurationReportLoggingInitializer : 

Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.
2018-05-12 17:02:34.482 ERROR 1 --- [           main] o.s.boot.SpringApplication               : Application startup failed

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'rsServer' defined in io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.cxf.endpoint.Server]: Factory method 'rsServer' threw exception; nested exception is java.lang.NoSuchMethodError: com.google.common.collect.Sets$SetView.iterator()Lcom/google/common/collect/UnmodifiableIterator;
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:599) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1071) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:513) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:312) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:308) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867) ~[spring-context-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543) ~[spring-context-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693) [spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360) [spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1118) [spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1107) [spring-boot-1.5.12.RELEASE.jar!/:1.5.12.RELEASE]
	at io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication.main(SampleRestApplication.java:36) [classes!/:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_171]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_171]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_171]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_171]
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:48) [spring-boot-cxf-jaxrs-1.0.0.fuse-000115-redhat-2.jar:na]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:87) [spring-boot-cxf-jaxrs-1.0.0.fuse-000115-redhat-2.jar:na]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:50) [spring-boot-cxf-jaxrs-1.0.0.fuse-000115-redhat-2.jar:na]
	at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:51) [spring-boot-cxf-jaxrs-1.0.0.fuse-000115-redhat-2.jar:na]
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.cxf.endpoint.Server]: Factory method 'rsServer' threw exception; nested exception is java.lang.NoSuchMethodError: com.google.common.collect.Sets$SetView.iterator()Lcom/google/common/collect/UnmodifiableIterator;
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:189) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:588) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	... 26 common frames omitted
Caused by: java.lang.NoSuchMethodError: com.google.common.collect.Sets$SetView.iterator()Lcom/google/common/collect/UnmodifiableIterator;
	at org.reflections.Reflections.expandSuperTypes(Reflections.java:380) ~[reflections-0.9.11.jar!/:na]
	at org.reflections.Reflections.<init>(Reflections.java:126) ~[reflections-0.9.11.jar!/:na]
	at io.swagger.jaxrs.config.BeanConfig.classes(BeanConfig.java:276) ~[swagger-jaxrs-1.5.18.fuse70-1-redhat-1.jar!/:1.5.18.fuse70-1-redhat-1]
	at io.swagger.jaxrs.config.BeanConfig.scanAndRead(BeanConfig.java:240) ~[swagger-jaxrs-1.5.18.fuse70-1-redhat-1.jar!/:1.5.18.fuse70-1-redhat-1]
	at io.swagger.jaxrs.config.BeanConfig.setScan(BeanConfig.java:221) ~[swagger-jaxrs-1.5.18.fuse70-1-redhat-1.jar!/:1.5.18.fuse70-1-redhat-1]
	at org.apache.cxf.jaxrs.swagger.Swagger2Feature.addSwaggerResource(Swagger2Feature.java:195) ~[cxf-rt-rs-service-description-swagger-3.1.11.fuse-000243-redhat-1.jar!/:3.1.11.fuse-000243-redhat-1]
	at org.apache.cxf.jaxrs.swagger.AbstractSwaggerFeature.initialize(AbstractSwaggerFeature.java:69) ~[cxf-rt-rs-service-description-swagger-3.1.11.fuse-000243-redhat-1.jar!/:3.1.11.fuse-000243-redhat-1]
	at org.apache.cxf.jaxrs.JAXRSServerFactoryBean.applyFeatures(JAXRSServerFactoryBean.java:252) ~[cxf-rt-frontend-jaxrs-3.1.11.fuse-000243-redhat-1.jar!/:3.1.11.fuse-000243-redhat-1]
	at org.apache.cxf.jaxrs.JAXRSServerFactoryBean.create(JAXRSServerFactoryBean.java:196) ~[cxf-rt-frontend-jaxrs-3.1.11.fuse-000243-redhat-1.jar!/:3.1.11.fuse-000243-redhat-1]
	at io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication.rsServer(SampleRestApplication.java:47) [classes!/:na]
	at io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication$$EnhancerBySpringCGLIB$$69bffb27.CGLIB$rsServer$0(<generated>) ~[classes!/:na]
	at io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication$$EnhancerBySpringCGLIB$$69bffb27$$FastClassBySpringCGLIB$$113b62b.invoke(<generated>) ~[classes!/:na]
	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228) ~[spring-core-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:358) ~[spring-context-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	at io.fabric8.quickstarts.cxf.jaxrs.SampleRestApplication$$EnhancerBySpringCGLIB$$69bffb27.rsServer(<generated>) ~[classes!/:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_171]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_171]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_171]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_171]
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:162) ~[spring-beans-4.3.16.RELEASE.jar!/:4.3.16.RELEASE]
	... 27 common frames omitted