spring boot - Embedded tomcat not launching -

i wanted upgrade spring boot 1.5.6 boot 1.4.3. created simple web project using spring initializer , added simple controller class. pom.xml

<parent>     <groupid>org.springframework.boot</groupid>     <artifactid>spring-boot-starter-parent</artifactid>     <version>1.5.6.release</version>     <relativepath/> <!-- lookup parent repository --> </parent>  <properties>     <project.build.sourceencoding>utf-8</project.build.sourceencoding>     <project.reporting.outputencoding>utf-8</project.reporting.outputencoding>     <java.version>1.8</java.version> </properties>  <dependencies>     <dependency>         <groupid>org.springframework.boot</groupid>         <artifactid>spring-boot-starter-web</artifactid>     </dependency>      <dependency>         <groupid>org.springframework.boot</groupid>         <artifactid>spring-boot-starter-test</artifactid>         <scope>test</scope>     </dependency> </dependencies>  <build>     <plugins>         <plugin>             <groupid>org.springframework.boot</groupid>             <artifactid>spring-boot-maven-plugin</artifactid>         </plugin>     </plugins> </build> 

restapplication.java

package com.djcodes.testing.rest;  import org.springframework.boot.springapplication; import org.springframework.boot.autoconfigure.springbootapplication;  @springbootapplication public class restapplication {      public static void main(string[] args) {         springapplication.run(restapplication.class, args);     } } 

employeecontroller.java

  package com.djcodes.testing.rest;   import org.springframework.web.bind.annotation.requestmapping; import org.springframework.web.bind.annotation.requestmethod; import org.springframework.web.bind.annotation.restcontroller;  @restcontroller @requestmapping("/employee") public class employeecontroller {       @requestmapping(method = { requestmethod.get }, value ="/welcome")     public string welcome() {         return "welcome employee controller";     }  } 

when try launch doenst start , builds

 $ mvn spring-boot:run [info] scanning projects... [info]                                                                          [info] ------------------------------------------------------------------------ [info] building demo-rest-api 0.0.1-snapshot [info] ------------------------------------------------------------------------ [info]  [info] >>> spring-boot-maven-plugin:1.5.6.release:run (default-cli) > test-compile @ demo-rest-api >>> [info]  [info] --- maven-resources-plugin:2.6:resources (default-resources) @ demo-rest-api --- [info] using 'utf-8' encoding copy filtered resources. [info] copying 1 resource [info] copying 0 resource [info]  [info] --- maven-compiler-plugin:3.1:compile (default-compile) @ demo-rest-api --- [info] nothing compile - classes date [info]  [info] --- maven-resources-plugin:2.6:testresources (default-testresources) @ demo-rest-api --- [info] using 'utf-8' encoding copy filtered resources. [info] skip non existing resourcedirectory /home/dj/github/test-frameworks-tools/demo-rest-api/src/test/resources [info]  [info] --- maven-compiler-plugin:3.1:testcompile (default-testcompile) @ demo-rest-api --- [info] nothing compile - classes date [info]  [info] <<< spring-boot-maven-plugin:1.5.6.release:run (default-cli) < test-compile @ demo-rest-api <<< [info]  [info] --- spring-boot-maven-plugin:1.5.6.release:run (default-cli) @ demo-rest-api ---    .   ____          _            __ _ _  /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \  \\/  ___)| |_)| | | | | || (_| |  ) ) ) )   '  |____| .__|_| |_|_| |_\__, | / / / /  =========|_|==============|___/=/_/_/_/  :: spring boot ::        (v1.5.6.release)  2017-08-20 16:53:09.047  info 7690 --- [           main] c.djcodes.testing.rest.restapplication   : starting restapplication on lenovo pid 7690 (/home/dj/github/test-frameworks-tools/demo-rest-api/target/classes started dj in /home/dj/github/test-frameworks-tools/demo-rest-api) 2017-08-20 16:53:09.051  info 7690 --- [           main] c.djcodes.testing.rest.restapplication   : no active profile set, falling default profiles: default 2017-08-20 16:53:09.099  info 7690 --- [           main] s.c.a.annotationconfigapplicationcontext : refreshing org.springframework.context.annotation.annotationconfigapplicationcontext@72458578: startup date [sun aug 20 16:53:09 ist 2017]; root of context hierarchy 2017-08-20 16:53:09.762  info 7690 --- [           main] o.s.j.e.a.annotationmbeanexporter        : registering beans jmx exposure on startup 2017-08-20 16:53:09.772  info 7690 --- [           main] c.djcodes.testing.rest.restapplication   : started restapplication in 0.966 seconds (jvm running 4.05) [info] ------------------------------------------------------------------------ [info] build success [info] ------------------------------------------------------------------------ [info] total time: 2.740 s [info] finished at: 2017-08-20t16:53:09+05:30 [info] final memory: 28m/275m [info] ------------------------------------------------------------------------ 2017-08-20 16:53:09.942  info 7690 --- [       thread-2] s.c.a.annotationconfigapplicationcontext : closing org.springframework.context.annotation.annotationconfigapplicationcontext@72458578: startup date [sun aug 20 16:53:09 ist 2017]; root of context hierarchy 2017-08-20 16:53:09.943  info 7690 --- [       thread-2] o.s.j.e.a.annotationmbeanexporter        : unregistering jmx-exposed beans on shutdown 

has change in spring-boot 1.5.6? above works fine 1.4.3

thanks