in tc-sbt-runner-agent/src/main/java/jetbrains/buildServer/sbt/SbtRunnerBuildService.java [158:161]
private String getApplyCommand(SBTVersion sbtVersion) {
String pathToPlugin = new File(getAutoInstallSbtFolder() + File.separator + getPatchFolder(sbtVersion) + File.separator + SBT_PATCH_JAR_NAME).getAbsolutePath();
return "apply -cp \"" + pathToPlugin.replace('\\', '/') + "\" " + SBT_PATCH_CLASS_NAME;
}