Couldn't open nogui file? about automcserver HOT 15 CLOSED

*** WARNING *** You are not using Java 7 or above. Although this will work, it is highly discouraged due to the security issues present.
*** WARNING *** Use java -version to check your version and update as soon as possible.
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
    at org.objectweb.asm.ClassReader.readLabel(ClassReader.java:2175)
    at org.objectweb.asm.ClassReader.readCode(ClassReader.java:1171)
    at org.objectweb.asm.ClassReader.readMethod(ClassReader.java:1017)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:693)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:506)
    at net.md_5.ss.repo.RuntimeRepo.getClass0(RuntimeRepo.java:27)
    at net.md_5.ss.repo.ClassRepo.getClass(ClassRepo.java:22)
    at net.md_5.ss.repo.AggregateRepo.getClass0(AggregateRepo.java:30)
    at net.md_5.ss.repo.ClassRepo.getClass(ClassRepo.java:22)
    at net.md_5.ss.remapper.EnhancedRemapper.findMethodDeclarer(EnhancedRemapper.java:67)
    at net.md_5.ss.remapper.EnhancedRemapper.mapMethodName(EnhancedRemapper.java:33)
    at net.md_5.ss.remapper.MethodRemapper.visitMethodInsn(MethodRemapper.java:120)
    at org.objectweb.asm.ClassReader.readCode(ClassReader.java:1416)
    at org.objectweb.asm.ClassReader.readMethod(ClassReader.java:1017)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:693)
    at org.objectweb.asm.ClassReader.accept(ClassReader.java:506)
    at net.md_5.ss.model.ClassInfo.remap(ClassInfo.java:120)
    at net.md_5.ss.SpecialSource.map(SpecialSource.java:96)
    at net.md_5.ss.SpecialSource.main(SpecialSource.java:44)
Exception in thread "main" java.lang.RuntimeException: Error running command, return status !=0: [java, -jar, BuildData/bin/SpecialSource-2.jar, map, -i, work/minecraft_server.1.8.3.jar, -m, BuildData/mappings/bukkit-1.8.3-cl.csrg, -o, work/mapped.73f3c166.jar-cl]
    at org.spigotmc.builder.Builder.runProcess(Builder.java:488)
    at org.spigotmc.builder.Builder.main(Builder.java:269)