!SESSION 2018-09-27 22:54:24.492 -----------------------------------------------
eclipse.buildId=unknown
java.version=1.8.0_144
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=en_US
Framework arguments:  -application org.eclipse.ant.core.antRunner -buildfile
						/org.eclipse.stem.tycho/bundles/org.eclipse.stem.internal.data/update.xml
Command-line arguments:  -application org.eclipse.ant.core.antRunner -buildfile
						/org.eclipse.stem.tycho/bundles/org.eclipse.stem.internal.data/update.xml

!ENTRY org.eclipse.osgi 4 0 2018-09-27 22:54:25.277
!MESSAGE Application error
!STACK 1
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.ant.core.AntRunner.run(AntRunner.java:511)
	at org.eclipse.ant.core.AntRunner.start(AntRunner.java:608)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1499)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1472)
Caused by: Buildfile: /Users/ahmadswaid/stem/org.eclipse.stem.tycho/releng/org.eclipse.stem.tycho.product/build.xml does not exist
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.parseBuildFile(InternalAntRunner.java:379)
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:682)
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:573)
	... 19 more
Root exception:
Buildfile: /Users/ahmadswaid/stem/org.eclipse.stem.tycho/releng/org.eclipse.stem.tycho.product/build.xml does not exist
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.parseBuildFile(InternalAntRunner.java:379)
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:682)
	at org.eclipse.ant.internal.core.ant.InternalAntRunner.run(InternalAntRunner.java:573)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.ant.core.AntRunner.run(AntRunner.java:511)
	at org.eclipse.ant.core.AntRunner.start(AntRunner.java:608)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1499)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1472)