MAYBE
Errors:

Unhandled Exception:
Microsoft.Z3.Z3Exception: Overflow encountered when expanding vector
  at Microsoft.Z3.Native.Z3_fixedpoint_query (System.IntPtr a0, System.IntPtr a1, System.IntPtr a2) [0x0002a] in <1589d34e42ba4cbeb3351b894afd3b19>:0 
  at Microsoft.Z3.Fixedpoint.Query (Microsoft.Z3.BoolExpr query) [0x00025] in <1589d34e42ba4cbeb3351b894afd3b19>:0 
  at Microsoft.Research.T2.MuZ+MuZWrapper.CallSpacer (System.Collections.Generic.Dictionary`2[TKey,TValue] locationToFuncDecl, Microsoft.FSharp.Collections.FSharpList`1[T] rules, Microsoft.Z3.BoolExpr errorQuery) [0x000c7] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.MuZ+MuZWrapper.Microsoft-Research-T2-SafetyInterface-SafetyProver-ErrorLocationReachable () [0x000c5] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.prover[a] (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p_orig, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, Microsoft.Research.T2.Utils+SetDictionary`2[Key,Value] precondMap, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint, System.Boolean existential, System.Boolean findPreconds, System.Boolean next) [0x0037a] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.bottomUp[a] (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, System.Int32 nest_level, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint, Microsoft.Research.T2.Utils+SetDictionary`2[Key,Value] propertyMap) [0x0029e] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.bottomUpProver (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint) [0x00116] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Main.main$cont@113-1 (Microsoft.Research.T2.Arguments+runMode runMode, Microsoft.Research.T2.Parameters+parameters parameters, System.String fairness_constraint_string, Microsoft.Research.T2.Programs+Program p, Microsoft.FSharp.Core.Unit unitVar) [0x00071] in <597f4945c11a1123a745038345497f59>:0 
  at Microsoft.Research.T2.Main.main (System.String[] arguments) [0x00261] in <597f4945c11a1123a745038345497f59>:0 
[ERROR] FATAL UNHANDLED EXCEPTION: Microsoft.Z3.Z3Exception: Overflow encountered when expanding vector
  at Microsoft.Z3.Native.Z3_fixedpoint_query (System.IntPtr a0, System.IntPtr a1, System.IntPtr a2) [0x0002a] in <1589d34e42ba4cbeb3351b894afd3b19>:0 
  at Microsoft.Z3.Fixedpoint.Query (Microsoft.Z3.BoolExpr query) [0x00025] in <1589d34e42ba4cbeb3351b894afd3b19>:0 
  at Microsoft.Research.T2.MuZ+MuZWrapper.CallSpacer (System.Collections.Generic.Dictionary`2[TKey,TValue] locationToFuncDecl, Microsoft.FSharp.Collections.FSharpList`1[T] rules, Microsoft.Z3.BoolExpr errorQuery) [0x000c7] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.MuZ+MuZWrapper.Microsoft-Research-T2-SafetyInterface-SafetyProver-ErrorLocationReachable () [0x000c5] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.prover[a] (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p_orig, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, Microsoft.Research.T2.Utils+SetDictionary`2[Key,Value] precondMap, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint, System.Boolean existential, System.Boolean findPreconds, System.Boolean next) [0x0037a] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.bottomUp[a] (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, System.Int32 nest_level, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint, Microsoft.Research.T2.Utils+SetDictionary`2[Key,Value] propertyMap) [0x0029e] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Termination.bottomUpProver (Microsoft.Research.T2.Parameters+parameters pars, Microsoft.Research.T2.Programs+Program p, Microsoft.Research.T2.CTL+CTL_Formula f, System.Boolean termination_only, Microsoft.FSharp.Core.FSharpOption`1[T] fairness_constraint) [0x00116] in <597f493e96b5f0a0a74503833e497f59>:0 
  at Microsoft.Research.T2.Main.main$cont@113-1 (Microsoft.Research.T2.Arguments+runMode runMode, Microsoft.Research.T2.Parameters+parameters parameters, System.String fairness_constraint_string, Microsoft.Research.T2.Programs+Program p, Microsoft.FSharp.Core.Unit unitVar) [0x00071] in <597f4945c11a1123a745038345497f59>:0 
  at Microsoft.Research.T2.Main.main (System.String[] arguments) [0x00261] in <597f4945c11a1123a745038345497f59>:0