java -jar output

Retrolambda 2.1.0
Bytecode version: 51 (Java 7)
Default methods:  false
Input directory:  /tmp/in_classesdir
Output directory: /tmp/out_classesdir
Classpath:        [META-INF, META-INF/MANIFEST.MF, build-data.properties, org, org/fallingfruit, org/fallingfruit/ffruit, org/fallingfruit/ffruit/services, org/fallingfruit/ffruit/services/DatabaseUpdater$1.class, org/fallingfruit/ffruit/services/DatabaseUpdater$2.class, org/fallingfruit/ffruit/services/DatabaseUpdater$3.class, org/fallingfruit/ffruit/services/DatabaseUpdater$4.class, org/fallingfruit/ffruit/services/DatabaseUpdater.class, ...]
Included files:   all
Agent enabled:    true
Error! Failed to run Retrolambda
java.lang.RuntimeException: Failed to backport class: org/fallingfruit/ffruit/services/DatabaseUpdater
	at net.orfjackal.retrolambda.Transformers.transform(Transformers.java:126)
	at net.orfjackal.retrolambda.Transformers.transform(Transformers.java:106)
	at net.orfjackal.retrolambda.Transformers.backportClass(Transformers.java:46)
	at net.orfjackal.retrolambda.Retrolambda.run(Retrolambda.java:77)
	at net.orfjackal.retrolambda.Main.main(Main.java:26)
Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: org.fallingfruit.ffruit.services.DatabaseUpdater
	at net.orfjackal.retrolambda.lambdas.BackportLambdaInvocations.loadClass(BackportLambdaInvocations.java:130)
	at net.orfjackal.retrolambda.lambdas.BackportLambdaInvocations.access$100(BackportLambdaInvocations.java:17)
	at net.orfjackal.retrolambda.lambdas.BackportLambdaInvocations$InvokeDynamicInsnConverter.backportLambda(BackportLambdaInvocations.java:115)
	at net.orfjackal.retrolambda.lambdas.BackportLambdaInvocations$InvokeDynamicInsnConverter.visitInvokeDynamicInsn(BackportLambdaInvocations.java:108)
	at net.orfjackal.retrolambda.asm.ClassReader.readCode(ClassReader.java:1452)
	at net.orfjackal.retrolambda.asm.ClassReader.readMethod(ClassReader.java:1017)
	at net.orfjackal.retrolambda.asm.ClassReader.accept(ClassReader.java:693)
	at net.orfjackal.retrolambda.asm.ClassReader.accept(ClassReader.java:506)
	at net.orfjackal.retrolambda.Transformers.lambda$transform$4(Transformers.java:106)
	at net.orfjackal.retrolambda.Transformers.transform(Transformers.java:122)
	... 4 more
Caused by: java.lang.ClassNotFoundException: org.fallingfruit.ffruit.services.DatabaseUpdater
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at net.orfjackal.retrolambda.NonDelegatingClassLoader.loadClass(NonDelegatingClassLoader.java:27)
	at net.orfjackal.retrolambda.lambdas.BackportLambdaInvocations.loadClass(BackportLambdaInvocations.java:128)
	... 13 more