为什么编译总是这个错误？是依赖错了吗？
Caused by: org.gradle.api.resources.ResourceException: Could not get resource 'https://github.com/rosjava/android_core/raw/kinetic/buildscript.gradle'.
at org.gradle.internal.resource.ResourceExceptions.failure(ResourceExceptions.java:74)
at org.gradle.internal.resource.ResourceExceptions.getFailed(ResourceExceptions.java:57)
at org.gradle.api.internal.artifacts.repositories.resolver.DefaultExternalResourceAccessor.resolve(DefaultExternalResourceAccessor.java:67)
at org.gradle.api.internal.artifacts.repositories.resolver.DefaultExternalResourceAccessor.resolveUri(DefaultExternalResourceAccessor.java:47)
at org.gradle.internal.resource.transfer.DefaultUriTextResourceLoader.loadUri(DefaultUriTextResourceLoader.java:43)
at org.gradle.api.internal.plugins.DefaultObjectConfigurationAction.applyScript(DefaultObjectConfigurationAction.java:103)
at org.gradle.api.internal.plugins.DefaultObjectConfigurationAction.access$000(DefaultObjectConfigurationAction.java:38)
at org.gradle.api.internal.plugins.DefaultObjectConfigurationAction$1.run(DefaultObjectConfigurationAction.java:68)
at org.gradle.api.internal.plugins.DefaultObjectConfigurationAction.execute(DefaultObjectConfigurationAction.java:143)
at org.gradle.api.internal.project.AbstractPluginAware.apply(AbstractPluginAware.java:46)
at org.gradle.api.internal.project.ProjectScript.apply(ProjectScript.java:34)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
at org.gradle.internal.metaobject.BeanDynamicObject$MetaClassAdapter.invokeMethod(BeanDynamicObject.java:479)
at org.gradle.internal.metaobject.BeanDynamicObject.tryInvokeMethod(BeanDynamicObject.java:191)
at org.gradle.groovy.scripts.BasicScript$ScriptDynamicObject.tryInvokeMethod(BasicScript.java:130)
at org.gradle.internal.metaobject.ConfigureDelegate.invokeMethod(ConfigureDelegate.java:78)
at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeOnDelegationObjects(ClosureMetaClass.java:430)
at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:369)
at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1022)
at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.callCurrent(PogoMetaClassSite.java:69)
Caused by: org.gradle.internal.resource.transport.http.HttpRequestException: Could not HEAD 'https://github.com/rosjava/android_core/raw/kinetic/buildscript.gradle'.
at org.gradle.internal.resource.transport.http.HttpClientHelper.performRequest(HttpClientHelper.java:96)
at org.gradle.internal.resource.transport.http.HttpClientHelper.performRawHead(HttpClientHelper.java:72)
at org.gradle.internal.resource.transport.http.HttpClientHelper.performHead(HttpClientHelper.java:76)
at org.gradle.internal.resource.transport.http.HttpResourceAccessor.getMetaData(HttpResourceAccessor.java:65)
at org.gradle.internal.resource.transfer.DefaultExternalResourceConnector.getMetaData(DefaultExternalResourceConnector.java:63)
at org.gradle.internal.resource.transfer.AccessorBackedExternalResource.getMetaData(AccessorBackedExternalResource.java:201)
at org.gradle.internal.resource.BuildOperationFiringExternalResourceDecorator$1.call(BuildOperationFiringExternalResourceDecorator.java:61)
at org.gradle.internal.resource.BuildOperationFiringExternalResourceDecorator$1.call(BuildOperationFiringExternalResourceDecorator.java:58)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:350)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:340)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:199)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:120)
at org.gradle.internal.resource.BuildOperationFiringExternalResourceDecorator.getMetaData(BuildOperationFiringExternalResourceDecorator.java:58)
at org.gradle.internal.resource.transfer.DefaultCacheAwareExternalResourceAccessor$1.create(DefaultCacheAwareExternalResourceAccessor.java:102)
at org.gradle.internal.resource.transfer.DefaultCacheAwareExternalResourceAccessor$1.create(DefaultCacheAwareExternalResourceAccessor.java:82)
at org.gradle.cache.internal.ProducerGuard$AdaptiveProducerGuard.guardByKey(ProducerGuard.java:97)
at org.gradle.internal.resource.transfer.DefaultCacheAwareExternalResourceAccessor.getResource(DefaultCacheAwareExternalResourceAccessor.java:82)
这个程序运行后就被退出了（killing on exit），应该怎么做？