PB ReadProgramString() bug

Procedure.s runToolReadProgramString(path.s,args.s = "",workdir.s = "")
  Protected tool.i,out.s,error.s
  Protected bytes,oldBytes
  Protected *buf
  tool = RunProgram(path,args,workdir,#PB_Program_Open|#PB_Program_Read|#PB_Program_Error|#PB_Program_Hide)
  If tool
    While ProgramRunning(tool)
      If AvailableProgramOutput(tool)
        out + ReadProgramString(tool) + #LF$
      EndIf
      error + ReadProgramError(tool)
      Delay(10)
    Wend
    error + ReadProgramError(tool)
    CloseProgram(tool)
  Else
    Debug "failed to start"
  EndIf
  If Len(error)
    Debug "error: " + error
  EndIf
  out = RTrim(RTrim(out,#LF$),#CR$)
  ProcedureReturn out
EndProcedure

Procedure.s runToolReadProgramData(path.s,args.s = "",workdir.s = "")
  Protected tool.i,out.s,error.s
  Protected bytes,oldBytes
  Protected *buf
  tool = RunProgram(path,args,workdir,#PB_Program_Open|#PB_Program_Read|#PB_Program_Error|#PB_Program_Hide)
  If tool
    While ProgramRunning(tool)
      bytes = AvailableProgramOutput(tool)
      If bytes
        If Not *buf
          *buf = AllocateMemory(bytes)
        Else
          *buf = ReAllocateMemory(*buf,oldBytes+bytes)
        EndIf
        ReadProgramData(tool,*buf+oldBytes,bytes)
        oldBytes = MemorySize(*buf)
      EndIf
      error + ReadProgramError(tool)
      Delay(10)
    Wend
    error + ReadProgramError(tool)
    If *buf
      out = PeekS(*buf,MemorySize(*buf),#PB_UTF8|#PB_ByteLength)
      FreeMemory(*buf)
    EndIf
    CloseProgram(tool)
  Else
    Debug "failed to start"
  EndIf
  If Len(error)
    Debug "error: " + error
  EndIf
  out = RTrim(RTrim(out,#LF$),#CR$)
  ProcedureReturn out
EndProcedure

string.s = "[⛄️✈️😀🚶✳️‼️🌐🏂👤🔍]"

CompilerIf #PB_Compiler_OS <> #PB_OS_Windows
  ReadProgramDataResult.s = runToolReadProgramData("echo",string)
  ReadProgramStringResult.s = runToolReadProgramString("echo",string)
CompilerElse
  ReadProgramDataResult.s = runToolReadProgramData("powershell",~"-Command \"[Console]::OutputEncoding = [System.Text.Encoding]::UTF8; Write-Host " + string + ~"\"")
  ReadProgramStringResult.s = runToolReadProgramString("powershell",~"-Command \"[Console]::OutputEncoding = [System.Text.Encoding]::UTF8; Write-Host " + string + ~"\"")
  ; fix for older PoSh versions by kenmo
  If (Left(ReadProgramDataResult, 1) = Chr($FEFF))
    ReadProgramDataResult = Mid(ReadProgramDataResult, 2)
  EndIf
  If (Left(ReadProgramStringResult, 1) = Chr($FEFF))
    ReadProgramStringResult = Mid(ReadProgramStringResult, 2)
  EndIf
CompilerEndIf

Debug "Raw string:"
Debug string
Debug "ReadProgramData:"
If ReadProgramDataResult = string
  Debug ReadProgramDataResult + " - ok"
Else
  Debug ReadProgramDataResult + " - failed"
EndIf
Debug "ReadProgramString:"
If ReadProgramStringResult = string
  Debug ReadProgramStringResult + " - ok"
Else
  Debug ReadProgramStringResult + " - failed"
EndIf