GoLang: os.Rename() give error "invalid cross-device link" for Docker container with Volumes. MoveFile(source, destination) will work moving file between folders

MoveFile.go

import (
  "fmt"
  "io"
  "os"
)

/*
   GoLang: os.Rename() give error "invalid cross-device link" for Docker container with Volumes.
   MoveFile(source, destination) will work moving file between folders
*/

func MoveFile(sourcePath, destPath string) error {
    inputFile, err := os.Open(sourcePath)
    if err != nil {
        return fmt.Errorf("Couldn't open source file: %s", err)
    }
    outputFile, err := os.Create(destPath)
    if err != nil {
        inputFile.Close()
        return fmt.Errorf("Couldn't open dest file: %s", err)
    }
    defer outputFile.Close()
    _, err = io.Copy(outputFile, inputFile)
    inputFile.Close()
    if err != nil {
        return fmt.Errorf("Writing to output file failed: %s", err)
    }
    // The copy was successful, so now delete the original file
    err = os.Remove(sourcePath)
    if err != nil {
        return fmt.Errorf("Failed removing original file: %s", err)
    }
    return nil
}