thanks so much for your help. but i still can't get it to work. now i think that the crashplan docker doesn't work correctly because my log file ends with this
[01.27.16 01:40:52.197 INFO main com.backup42.service.CPService] Locale changed to English
[01.27.16 01:40:52.198 INFO main com.backup42.service.CPService] *************************************************************
[01.27.16 01:40:52.198 INFO main com.backup42.service.CPService] *************************************************************
[01.27.16 01:40:52.198 INFO main com.backup42.service.CPService] STARTED CrashPlanService
[01.27.16 01:40:52.199 INFO main com.backup42.service.CPService] CPVERSION = 4.4.1 - 1435726800441 (2015-07-01T05:00:00:441+0000) - Build: 59
[01.27.16 01:40:52.200 INFO main com.backup42.service.CPService] LOCALE = English
[01.27.16 01:40:52.201 INFO main com.backup42.service.CPService] ARGS = [ ]
[01.27.16 01:40:52.201 INFO main com.backup42.service.CPService] *************************************************************
[01.27.16 01:40:52.257 INFO main com.backup42.service.CPService] Adding shutdown hook.
[01.27.16 01:40:52.292 INFO main .code42.lang.NativeLibraryLoader] Added /usr/local/crashplan to jna.library.path. New value:/usr/local/crashplan
[01.27.16 01:40:52.293 INFO main .code42.lang.NativeLibraryLoader] Added . to java.library.path. New value:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib:.
[01.27.16 01:40:52.294 INFO main .code42.lang.NativeLibraryLoader] Added /usr/local/crashplan/lib to jna.library.path. New value:/usr/local/crashplan:/usr/local/crashplan/lib
[01.27.16 01:40:52.294 INFO main .code42.lang.NativeLibraryLoader] Added lib to java.library.path. New value:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib:.:lib
[01.27.16 01:40:52.297 INFO main com.backup42.service.CPService] loadConfig, BEGIN Loading Configuration
[01.27.16 01:40:52.334 INFO main com.backup42.service.CpsFolders] CpsFolders chmod successful. confPath=conf/
[01.27.16 01:40:52.334 INFO main com.backup42.service.CPService] BEGIN Copy Custom
[01.27.16 01:40:52.334 INFO main com.backup42.service.CPService] Directories: [.Custom, custom, /repository/.Custom, /repository/custom]
[01.27.16 01:40:52.334 INFO main com.backup42.service.CPService] NOT waiting for custom skin to appear
[01.27.16 01:40:52.334 INFO main com.backup42.service.CPService] NO customizations found.
[01.27.16 01:40:52.334 INFO main com.backup42.service.CPService] END Copy Custom
[01.27.16 01:40:52.337 INFO main backup42.common.config.AppConfig] Loading from default: , /usr/local/crashplan/conf/default.service.xml
[01.27.16 01:40:52.585 INFO main backup42.common.config.AppConfig] Loading from my xml file:, conf/my.service.xml
[01.27.16 01:40:52.627 INFO main up42.common.config.ServiceConfig] ServiceConfig:: Loading ServiceConfig, newInstall=false, configVersion=7, configDateMs=null, installVersion=1435726800441, currentVersion=1435726800441
[01.27.16 01:40:52.627 INFO main up42.common.config.ServiceConfig] ServiceConfig:: OS = Linux
[01.27.16 01:40:52.759 INFO main com.backup42.service.CPService] AuthorityLocation@986939266[ location=central.crashplan.com:443, hideAddress=false, isLocked=false ]
[01.27.16 01:40:52.761 INFO main com.backup42.service.CPService] Checking Java memory heap max.
[01.27.16 01:40:52.763 INFO main com.backup42.service.CPService] Previous Java memory max heap size was 1024
[01.27.16 01:40:52.769 INFO main com.backup42.service.CPService] END Loading Configuration
jtux64 Loaded.
the log file you posted in your tutorial looks different.