Problems view is not opened after generation Kotlin tests

[tyuldashev]

Description

In case tests are generated for Kotlin file then no error list is displayed at the end of test generation.

To Reproduce

Steps to reproduce the behavior:

class SimpleFunctions {
    fun div(x: Int, y: Int) = x / y
}

1. Enable 'Display detected errors on the Problems tool window' in UTBot settings
2. Generate code for Kotlin code above

Expected behavior

Tests are generated. Problems view has been opened with detected errors

Actual behavior
Tests are generated, but 'Problems view' is not opened and following message is shown:

Additional context
Problem reproducible no matter what target language is Kotlin or Java.

SARIF report is generated and contains some errors.

In case user switched to another project till generation is finished then exception is thrown at the end of test generation.

java.lang.Throwable: Non-physical PsiElement. Physical element is required to be able to anchor the problem in the source tree: PsiFile:ListSample.kt; parent: PsiDirectory:C:\Users\t00814305\IdeaProjects\Kotlin\UTBotJavaSamples\src\main\kotlin\org\utbot\examples\collections; file: PsiFile:ListSample.kt
	at com.intellij.openapi.diagnostic.Logger.error(Logger.java:182)
	at com.intellij.codeInspection.ProblemDescriptorBase.assertPhysical(ProblemDescriptorBase.java:115)
	at com.intellij.codeInspection.ProblemDescriptorBase.<init>(ProblemDescriptorBase.java:54)
	at com.intellij.codeInspection.InspectionManagerBase.createProblemDescriptor(InspectionManagerBase.java:105)
	at org.utbot.intellij.plugin.inspection.UnitTestBotInspectionTool.checkFile(UnitTestBotInspectionTool.kt:84)