Build fails on project with no dependencies or resources

[TadCordle]

Made a very simple "Hello World" application with 1 class, no resources, and no dependencies.

Build output:

[ERROR] Failed to execute goal com.google.cloud.tools:jib-maven-plugin:0.1.2:build (default-cli) on project helloworld: Build image failed: Cannot add the same layer more than once -> [Help 1]

pom.xml:

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>test</groupId>
  <artifactId>helloworld</artifactId>
  <version>1.0-SNAPSHOT</version>

  <build>
    <plugins>
      <plugin>
        <groupId>com.google.cloud.tools</groupId>
        <artifactId>jib-maven-plugin</artifactId>
        <version>0.1.2</version>
        <configuration>
          <mainClass>HelloWorld</mainClass>
          <registry>gcr.io</registry>
          <repository>tcordle-test/hello</repository>
          <credHelpers>
            <credHelper>gcr</credHelper>
          </credHelpers>
        </configuration>
      </plugin>
    </plugins>
  </build>

</project>