Metric 'files' should not be computed by a Sensor

[Michael Wizner]

It appears that some metrics have been removed in 7.7 (and number of files is one of them) - see https://jira.sonarsource.com/browse/SONAR-11794.

ERROR: Error during SonarQube Scanner execution
java.lang.UnsupportedOperationException: Metric 'files' should not be computed by a Sensor
at org.sonar.scanner.sensor.DefaultSensorStorage.saveMeasure(DefaultSensorStorage.java:168)
at org.sonar.scanner.sensor.DefaultSensorStorage.store(DefaultSensorStorage.java:132)
at org.sonar.api.batch.sensor.measure.internal.DefaultMeasure.doSave(DefaultMeasure.java:95)
at org.sonar.api.batch.sensor.internal.DefaultStorable.save(DefaultStorable.java:45)
at com.mwz.sonar.scala.sensor.ScalaSensor.$anonfun$execute$1(ScalaSensor.scala:45)
at com.mwz.sonar.scala.sensor.ScalaSensor.$anonfun$execute$1$adapted(ScalaSensor.scala:40)
at scala.collection.Iterator.foreach(Iterator.scala:941)
at scala.collection.Iterator.foreach$(Iterator.scala:941)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
at scala.collection.IterableLike.foreach(IterableLike.scala:74)
at scala.collection.IterableLike.foreach$(IterableLike.scala:73)
at scala.collection.AbstractIterable.foreach(Iterable.scala:56)
at com.mwz.sonar.scala.sensor.ScalaSensor.execute(ScalaSensor.scala:40)
at org.sonar.scanner.sensor.AbstractSensorWrapper.analyse(AbstractSensorWrapper.java:48)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:85)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.lambda$execute$1(ModuleSensorsExecutor.java:59)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.withModuleStrategy(ModuleSensorsExecutor.java:77)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:59)
at org.sonar.scanner.scan.ModuleScanContainer.doAfterStart(ModuleScanContainer.java:82)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.scanner.scan.ProjectScanContainer.scan(ProjectScanContainer.java:359)
at org.sonar.scanner.scan.ProjectScanContainer.scanRecursively(ProjectScanContainer.java:354)
at org.sonar.scanner.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:317)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.scanner.bootstrap.GlobalContainer.doAfterStart(GlobalContainer.java:128)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.batch.bootstrapper.Batch.doExecute(Batch.java:73)
at org.sonar.batch.bootstrapper.Batch.executeTask(Batch.java:99)
at org.sonarsource.scanner.api.internal.batch.BatchIsolatedLauncher.execute(BatchIsolatedLauncher.java:63)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.sonarsource.scanner.api.internal.IsolatedLauncherProxy.invoke(IsolatedLauncherProxy.java:60)
at com.sun.proxy.$Proxy0.execute(Unknown Source)
at org.sonarsource.scanner.api.EmbeddedScanner.doExecute(EmbeddedScanner.java:233)
at org.sonarsource.scanner.api.EmbeddedScanner.runAnalysis(EmbeddedScanner.java:151)
at org.sonarsource.scanner.cli.Main.runAnalysis(Main.java:123)
at org.sonarsource.scanner.cli.Main.execute(Main.java:77)
at org.sonarsource.scanner.cli.Main.main(Main.java:61)