SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/Users/user/.gradle/caches/modules-2/files-2.1/ch.qos.logback/logback-classic/1.1.2/b316e9737eea25e9ddd6d88eaeee76878045c6b2/logback-classic-1.1.2.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/Users/user/.gradle/caches/modules-2/files-2.1/org.slf4j/slf4j-log4j12/1.6.1/bd245d6746cdd4e6203e976e21d597a46f115802/slf4j-log4j12-1.6.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [ch.qos.logback.classic.util.ContextSelectorStaticBinder]
SLF4J: Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path, preempting StackOverflowError.
SLF4J: See also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.
Exception in thread "main" java.lang.ExceptionInInitializerError
	at org.apache.log4j.Logger.getLogger(Logger.java:41)
	at org.jboss.logging.Log4jLogger.<init>(Log4jLogger.java:31)
	at org.jboss.logging.Log4jLoggerProvider.getLogger(Log4jLoggerProvider.java:29)
	at org.jboss.logging.LoggerProviders.find(LoggerProviders.java:33)
	at org.jboss.logging.LoggerProviders.<clinit>(LoggerProviders.java:28)
	at org.jboss.logging.Logger.getLogger(Logger.java:2163)
	at org.jboss.logging.Logger$1.run(Logger.java:2263)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.jboss.logging.Logger.getMessageLogger(Logger.java:2227)
	at org.jboss.logging.Logger.getMessageLogger(Logger.java:2214)
	at org.hibernate.validator.internal.util.logging.LoggerFactory.make(LoggerFactory.java:29)
	at org.hibernate.validator.internal.util.Version.<clinit>(Version.java:27)
	at org.hibernate.validator.internal.engine.ConfigurationImpl.<clinit>(ConfigurationImpl.java:66)
	at org.hibernate.validator.HibernateValidator.createSpecializedConfiguration(HibernateValidator.java:37)
	at org.hibernate.validator.HibernateValidator.createSpecializedConfiguration(HibernateValidator.java:34)
	at javax.validation.Validation$ProviderSpecificBootstrapImpl.configure(Validation.java:220)
	at io.dropwizard.setup.Bootstrap.<init>(Bootstrap.java:71)
	at io.dropwizard.Application.run(Application.java:68)
	at com.org(Application.java:20)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at com.intellij.rt.execution.application.AppMain.main(AppMain.java:140)
Caused by: java.lang.IllegalStateException: Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path, preempting StackOverflowError. See also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.
	at org.apache.log4j.Log4jLoggerFactory.<clinit>(Log4jLoggerFactory.java:51)
	... 24 more