appearently i have the same problem when trying to run sikuli through an sshtask with cygwin as ssh-host. I get the following error message:

14-Jun-2017 14:03:48 	+++ running this Java
14-Jun-2017 14:03:52 	+++ trying to run SikuliX
14-Jun-2017 14:03:52 	+++ using: -Xms64M -Xmx512M -Dfile.encoding=UTF-8 -Dsikuli.FromCommandLine -jar C:\SikuliX\sikulix.jar -d 3 -r E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli
14-Jun-2017 14:03:56 	[debug] RunTimeINIT: loadOptions: check: C:\cygwin\home\GuiTester
14-Jun-2017 14:03:56 	[debug] RunTimeINIT: loadOptions: check: C:\Users\GuiTester
14-Jun-2017 14:03:56 	[debug] RunTimeINIT: loadOptions: check: C:\Users\GuiTester\AppData\Roaming\Sikulix\SikulixStore
14-Jun-2017 14:03:56 	[debug] RunTimeINIT: global init: entering as: IDE
14-Jun-2017 14:03:57 	[debug] RunTimeINIT: ScreenDevice 0 has (0,0) --- will be primary Screen(0)
14-Jun-2017 14:03:57 	[debug] RunTimeINIT: Monitor 0: (0, 0) 1024 x 768
14-Jun-2017 14:03:57 	[debug] RunTimeINIT: runs as sikulix.jar in: C:\SikuliX
14-Jun-2017 14:03:57 	[debug] RunTimeINIT: exists libs folder at: C:\Users\GuiTester\AppData\Roaming\Sikulix\SikulixLibs_201703300100
14-Jun-2017 14:03:59 	[debug] RunTimeINIT: addToWindowsSystemPath: added to systempath:
14-Jun-2017 14:03:59 	C:\Users\GuiTester\AppData\Roaming\Sikulix\SikulixLibs_201703300100
14-Jun-2017 14:03:59 	[debug] RunTimeINIT: checkJavaUsrPath: added to ClassLoader.usrPaths
14-Jun-2017 14:03:59 	***** show environment for IDE (build 201703300100)
14-Jun-2017 14:03:59 	user.home: C:\Users\GuiTester
14-Jun-2017 14:03:59 	user.dir (work dir): C:\cygwin\home\GuiTester
14-Jun-2017 14:03:59 	user.name: GuiTester
14-Jun-2017 14:03:59 	java.io.tmpdir: C:\Users\GuiTester
14-Jun-2017 14:03:59 	running 32Bit on Windows (6.1) from a jar
14-Jun-2017 14:03:59 	java 8-32 version 1.8.0_131-b11 vm 25.131-b11 class 52.0 arch x86
14-Jun-2017 14:03:59 	app data folder: C:\Users\GuiTester\AppData\Roaming\Sikulix
14-Jun-2017 14:03:59 	libs folder: C:\Users\GuiTester\AppData\Roaming\Sikulix\SikulixLibs_201703300100
14-Jun-2017 14:03:59 	executing jar: C:\SikuliX\sikulix.jar
14-Jun-2017 14:03:59 	*** classpath dump sikulix
14-Jun-2017 14:03:59 	  0: /C:/SikuliX/sikulix.jar
14-Jun-2017 14:03:59 	*** classpath dump end
14-Jun-2017 14:03:59 	***** show environment end
14-Jun-2017 14:03:59 	[debug] RunTimeIDE: global init: leaving
14-Jun-2017 14:03:59 	[debug] RunTimeIDE: initIDEbefore: entering
14-Jun-2017 14:04:00 	[debug] RunTimeIDE: initIDEbefore: leaving
14-Jun-2017 14:04:00 	[debug] RunTimeIDE: initAPI: entering
14-Jun-2017 14:04:00 	[debug] RunTimeIDE: resourceList: enter
14-Jun-2017 14:04:00 	[debug] RunTimeIDE: resourceLocation: (class org.sikuli.ide.SikuliIDE) /Lib/sikuli
14-Jun-2017 14:04:00 	[debug] RunTimeIDE: resourceList: having jar: jar:file:/C:/SikuliX/sikulix.jar!/Lib/sikuli
14-Jun-2017 14:04:17 	[debug] RunTimeIDE: files exported: 7 from: Lib/sikuli to:
14-Jun-2017 14:04:17 	 C:\Users\GuiTester\AppData\Roaming\Sikulix\Lib\sikuli
14-Jun-2017 14:04:17 	[debug] RunTimeIDE: initAPI: leaving
14-Jun-2017 14:04:17 	[debug] IDE: Switching to ScriptRunner with option -r, -t or -i
14-Jun-2017 14:04:17 	[debug] Runner: commandline: -d 3 -r E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli
14-Jun-2017 14:04:17 	[debug] --- Sikuli parameters ---
14-Jun-2017 14:04:17 	[debug] 1: -d
14-Jun-2017 14:04:17 	[debug] 2: 3
14-Jun-2017 14:04:17 	[debug] 3: -r
14-Jun-2017 14:04:17 	[debug] 4: E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli
14-Jun-2017 14:04:17 	[debug] ScriptingSupport: givenScriptName:
14-Jun-2017 14:04:17 	E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli
14-Jun-2017 14:04:17 	[debug] ScriptingSupport: Trying to run script:
14-Jun-2017 14:04:17 	E:\Freigaben\VE_Config\AntScriptUndTests\FirstTest.sikuli\FirstTest.py
14-Jun-2017 14:04:17 	[debug] ScriptingSupport: initScriptingSupport: enter
14-Jun-2017 14:04:22 	[debug] JythonSupport: init: starting
14-Jun-2017 14:04:22 	[debug] JythonSupport: init: success
14-Jun-2017 14:04:22 	[debug] JythonSupport: ***** Jython sys.path
14-Jun-2017 14:04:22 	 0: C:\SikuliX\Lib
14-Jun-2017 14:04:22 	 1: C:\SikuliX\sikulix.jar\Lib
14-Jun-2017 14:04:22 	 2: __classpath__
14-Jun-2017 14:04:22 	 3: __pyclasspath__/
14-Jun-2017 14:04:22 	[debug] JythonSupport: ***** Jython sys.path end
14-Jun-2017 14:04:22 	[debug] Jython: sikuli: Sikuli: starting init
14-Jun-2017 14:04:27 	[debug] RunTimeIDE: loadLib: VisionProxy.dll
14-Jun-2017 14:04:27 	[debug] Mouse: init start
14-Jun-2017 14:04:27 	[error] Location: outside any screen (7522624, 7522624) - subsequent actions might not work as expected
14-Jun-2017 14:04:27 	[debug] Mouse: init end
14-Jun-2017 14:04:27 	[debug] RunTimeIDE: loadLib: WinUtil.dll
14-Jun-2017 14:04:27 	[debug] Jython: requested to use as default region: S(0)[0,0 1024x768]
14-Jun-2017 14:04:27 	[debug] Jython: sikuli: Sikuli: ending init
14-Jun-2017 14:04:27 	[debug] JythonScriptRunner: running Jython 2.7.0 
14-Jun-2017 14:04:27 	[debug] ScriptingSupport: initScriptingSupport: added: jython
14-Jun-2017 14:04:27 	[debug] ScriptingSupport: initScriptingSupport: added: jruby
14-Jun-2017 14:04:27 	[debug] ScriptingSupport: initScriptingSupport: exit with defaultrunner: jython (py)
14-Jun-2017 14:04:27 	[debug] ImagePath: new BundlePath:
14-Jun-2017 14:04:27 	/E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli/
14-Jun-2017 14:04:27 	[debug] Jython: requested to use as default region: S(0)[0,0 1024x768]
14-Jun-2017 14:04:27 	[debug] JythonScriptRunner: runPython: running script: 
14-Jun-2017 14:04:27 	E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli
14-Jun-2017 14:04:28 	[debug] Image: loaded: 1497438768481.png (file:/E:/Freigaben/VE_Config/AntScriptUndTests/FirstTest.sikuli/1497438768481.png)
14-Jun-2017 14:04:28 	[debug] Image: cached: 1497438768481.png (2 KB) (# 1 KB 2 -- 0 % of 64 MB)
14-Jun-2017 14:04:28 	[debug] Region: wait: waiting 3,0 secs for 1497438768481.png to appear in S(0)[0,0 1024x768]
14-Jun-2017 14:04:31 	[debug] Region: handleFindFailed: P(1497438768481.png) S: 0.44
14-Jun-2017 14:04:31 	[debug] Region: wait: 1497438768481.png did not appear [3220 msec]
14-Jun-2017 14:04:31 	[error] script [ E:\Freigaben\VE_Config\AntScriptUndTests\FirstTest.sikuli ] stopped with error in line 1
14-Jun-2017 14:04:31 	[error] FindFailed ( 1497438768481.png: (34x28) in S(0)[0,0 1024x768] E:Y, T:3,0 )
14-Jun-2017 14:04:31 	[debug] RunTimeIDE: final cleanup
14-Jun-2017 14:04:31 	[debug] FileManager: deleteFileOrFolder:
14-Jun-2017 14:04:31 	C:\Users\GuiTester\Sikulix_13188964