Be explicit in that the log file is re-created on every run (i.e. not appended to).

Author: asbjornu

src/GitVersionExe/Program.cs

@@ -139,11 +139,8 @@ static void ConfigureLogging(Arguments arguments)
                         logFile.Directory.Create();
                     }
 
-                    if (!logFile.Exists)
+                    using (logFile.CreateText())
                     {
-                        using (logFile.CreateText())
-                        {
-                        }
                     }
 
                     writeActions.Add(x => WriteLogEntry(arguments, x));
@@ -163,7 +160,7 @@ static void ConfigureLogging(Arguments arguments)
         static void WriteLogEntry(Arguments arguments, string s)
         {
             var contents = string.Format("{0}\t\t{1}\r\n", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"), s);
-            File.AppendAllText(arguments.LogFilePath, contents);
+            File.WriteAllText(arguments.LogFilePath, contents);
         }
 
         static List<string> GetArgumentsWithoutExeName()