// This file is part of the SV-Benchmarks collection of verification tasks:
// https://gitlab.com/sosy-lab/benchmarking/sv-benchmarks
//
// SPDX-FileCopyrightText: 2013 Carnegie Mellon University
// SPDX-FileCopyrightText: 2014-2021 The SV-Benchmarks Community
// SPDX-FileCopyrightText: 2018 Marie-Christine Jakobs, LMU Munich
//
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Attribution-CMU-LMU

int __return_main;
void abort(void);
extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
void reach_error() { __assert_fail("0", "pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c", 4, "reach_error"); }
_Bool __VERIFIER_nondet_bool();
char __VERIFIER_nondet_char();
unsigned char __VERIFIER_nondet_uchar();
void assert(_Bool arg);
void abort(void);
void assume_abort_if_not(int cond) {
  if(!cond) {abort();}
}
typedef char msg_t;
typedef int port_t;
void read(port_t p, msg_t m);
void write(port_t p, msg_t m);
msg_t nomsg = (msg_t )-1;
unsigned char r1 = '\x0';
port_t p1 = 0;
char p1_old = '\x0';
char p1_new = '\x0';
char id1 = '\x0';
char st1 = '\x0';
msg_t send1 = '\x0';
_Bool mode1 = 0;
_Bool alive1 = 0;
port_t p2 = 0;
char p2_old = '\x0';
char p2_new = '\x0';
char id2 = '\x0';
char st2 = '\x0';
msg_t send2 = '\x0';
_Bool mode2 = 0;
_Bool alive2 = 0;
port_t p3 = 0;
char p3_old = '\x0';
char p3_new = '\x0';
char id3 = '\x0';
char st3 = '\x0';
msg_t send3 = '\x0';
_Bool mode3 = 0;
_Bool alive3 = 0;
port_t p4 = 0;
char p4_old = '\x0';
char p4_new = '\x0';
char id4 = '\x0';
char st4 = '\x0';
msg_t send4 = '\x0';
_Bool mode4 = 0;
_Bool alive4 = 0;
void node1();
void node2();
void node3();
void node4();
void (*nodes[4])() = { &node1, &node2, &node3, &node4 };
int init();
int check();
int main();
int __return_131;
int __return_4144;
int __return_12742;
int __return_4134;
int __return_12561;
int __return_4164;
int __return_4154;
int __return_4104;
int __return_12119;
int __return_4094;
int __return_11952;
int __return_4124;
int __return_12403;
int __return_4114;
int __return_12239;
int __return_4224;
int __return_4214;
int __return_4244;
int __return_4234;
int __return_4184;
int __return_4174;
int __return_4204;
int __return_4194;
int __return_3984;
int __return_10697;
int __return_3974;
int __return_10530;
int __return_4004;
int __return_3994;
int __return_3944;
int __return_10172;
int __return_3934;
int __return_10046;
int __return_3964;
int __return_10402;
int __return_3954;
int __return_10276;
int __return_4064;
int __return_11635;
int __return_4054;
int __return_11468;
int __return_4084;
int __return_4074;
int __return_4024;
int __return_11116;
int __return_4014;
int __return_10990;
int __return_4044;
int __return_11343;
int __return_4034;
int __return_11217;
int __return_4304;
int __return_4294;
int __return_4324;
int __return_4314;
int __return_4264;
int __return_4254;
int __return_4284;
int __return_4274;
int __return_4384;
int __return_4374;
int __return_4404;
int __return_4394;
int __return_4344;
int __return_4334;
int __return_4364;
int __return_4354;
int __return_3664;
int __return_7809;
int __return_3654;
int __return_7642;
int __return_3684;
int __return_3674;
int __return_3624;
int __return_7284;
int __return_3614;
int __return_7158;
int __return_3644;
int __return_7514;
int __return_3634;
int __return_7388;
int __return_3744;
int __return_3734;
int __return_3764;
int __return_3754;
int __return_3704;
int __return_3694;
int __return_3724;
int __return_3714;
int __return_3504;
int __return_6180;
int __return_3494;
int __return_6054;
int __return_3524;
int __return_3514;
int __return_3464;
int __return_5776;
int __return_3454;
int __return_5674;
int __return_3484;
int __return_5953;
int __return_3474;
int __return_5851;
int __return_3584;
int __return_6909;
int __return_3574;
int __return_6783;
int __return_3604;
int __return_3594;
int __return_3544;
int __return_6505;
int __return_3534;
int __return_6403;
int __return_3564;
int __return_6682;
int __return_3554;
int __return_6580;
int __return_3824;
int __return_9074;
int __return_3814;
int __return_8948;
int __return_3844;
int __return_3834;
int __return_3784;
int __return_8670;
int __return_3774;
int __return_8568;
int __return_3804;
int __return_8847;
int __return_3794;
int __return_8745;
int __return_3904;
int __return_9800;
int __return_3894;
int __return_9674;
int __return_3924;
int __return_3914;
int __return_3864;
int __return_9396;
int __return_3854;
int __return_9294;
int __return_3884;
int __return_9573;
int __return_3874;
int __return_9471;
int __return_4624;
int __return_4614;
int __return_15632;
int __return_4644;
int __return_4634;
int __return_4584;
int __return_4574;
int __return_15360;
int __return_4604;
int __return_4594;
int __return_15484;
int __return_4704;
int __return_4694;
int __return_4724;
int __return_4714;
int __return_4664;
int __return_4654;
int __return_4684;
int __return_4674;
int __return_4464;
int __return_4454;
int __return_14752;
int __return_4484;
int __return_4474;
int __return_4424;
int __return_4414;
int __return_14530;
int __return_4444;
int __return_4434;
int __return_14628;
int __return_4544;
int __return_4534;
int __return_15154;
int __return_4564;
int __return_4554;
int __return_4504;
int __return_4494;
int __return_14932;
int __return_4524;
int __return_4514;
int __return_15030;
int __return_4784;
int __return_4774;
int __return_16340;
int __return_4804;
int __return_4794;
int __return_4744;
int __return_4734;
int __return_16118;
int __return_4764;
int __return_4754;
int __return_16216;
int __return_4864;
int __return_4854;
int __return_16742;
int __return_4884;
int __return_4874;
int __return_4824;
int __return_4814;
int __return_16520;
int __return_4844;
int __return_4834;
int __return_16618;
 int main()
 {
 int main__c1;
 int main__i2;
 main__c1 = 0;
 r1 = __VERIFIER_nondet_uchar();
 id1 = __VERIFIER_nondet_char();
 st1 = __VERIFIER_nondet_char();
 send1 = __VERIFIER_nondet_char();
 mode1 = __VERIFIER_nondet_bool();
 alive1 = __VERIFIER_nondet_bool();
 id2 = __VERIFIER_nondet_char();
 st2 = __VERIFIER_nondet_char();
 send2 = __VERIFIER_nondet_char();
 mode2 = __VERIFIER_nondet_bool();
 alive2 = __VERIFIER_nondet_bool();
 id3 = __VERIFIER_nondet_char();
 st3 = __VERIFIER_nondet_char();
 send3 = __VERIFIER_nondet_char();
 mode3 = __VERIFIER_nondet_bool();
 alive3 = __VERIFIER_nondet_bool();
 id4 = __VERIFIER_nondet_char();
 st4 = __VERIFIER_nondet_char();
 send4 = __VERIFIER_nondet_char();
 mode4 = __VERIFIER_nondet_bool();
 alive4 = __VERIFIER_nondet_bool();
 {
 int init__tmp;
 if (((int)r1) == 0)
 {
 if ((((((int)alive1) + ((int)alive2)) + ((int)alive3)) + ((int)alive4)) >= 1)
 {
 if (((int)id1) >= 0)
 {
 if (((int)st1) == 0)
 {
 if (((int)send1) == ((int)id1))
 {
 if (((int)mode1) == 0)
 {
 if (((int)id2) >= 0)
 {
 if (((int)st2) == 0)
 {
 if (((int)send2) == ((int)id2))
 {
 if (((int)mode2) == 0)
 {
 if (((int)id3) >= 0)
 {
 if (((int)st3) == 0)
 {
 if (((int)send3) == ((int)id3))
 {
 if (((int)mode3) == 0)
 {
 if (((int)id4) >= 0)
 {
 if (((int)st4) == 0)
 {
 if (((int)send4) == ((int)id4))
 {
 if (((int)mode4) == 0)
 {
 if (((int)id1) != ((int)id2))
 {
 if (((int)id1) != ((int)id3))
 {
 if (((int)id1) != ((int)id4))
 {
 if (((int)id2) != ((int)id3))
 {
 if (((int)id2) != ((int)id4))
 {
 if (((int)id3) != ((int)id4))
 {
 init__tmp = 1;
  __return_131 = init__tmp;
 main__i2 = __return_131;
 if (main__i2 != 0)
 {
 p1_old = nomsg;
 p1_new = nomsg;
 p2_old = nomsg;
 p2_new = nomsg;
 p3_old = nomsg;
 p3_new = nomsg;
 p4_old = nomsg;
 p4_new = nomsg;
 main__i2 = 0;
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 label_162:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 p2_new = node2____CPAchecker_TMP_0;
 label_246:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4144 = check__tmp;
 main__c1 = __return_4144;
 {
 _Bool __tmp_1;
 __tmp_1 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_1;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_12583;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12621;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12659;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_12697;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 goto label_12702;
 }
 else 
 {
 label_12697:; 
 label_12702:; 
 mode4 = 0;
 label_12710:; 
 label_12715:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_12736;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_12736;
 }
 else 
 {
 check__tmp = 0;
 label_12736:; 
 goto label_12730;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_12730:; 
  __return_12742 = check__tmp;
 main__c1 = __return_12742;
 goto label_7810;
 }
 }
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_12710;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_12092;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12659:; 
 mode3 = 0;
 goto label_12676;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12676;
 }
 }
 else 
 {
 mode3 = 0;
 label_12676:; 
 goto label_10632;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12621:; 
 mode2 = 0;
 goto label_12638;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12638;
 }
 }
 else 
 {
 mode2 = 0;
 label_12638:; 
 goto label_7706;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_12583:; 
 mode1 = 0;
 goto label_12600;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_12600;
 }
 }
 else 
 {
 mode1 = 0;
 label_12600:; 
 goto label_12420;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4134 = check__tmp;
 main__c1 = __return_4134;
 {
 _Bool __tmp_2;
 __tmp_2 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_2;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_12420:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12436;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12474;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_12512;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_12555;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_12555;
 }
 else 
 {
 check__tmp = 0;
 label_12555:; 
 goto label_12549;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_12549:; 
  __return_12561 = check__tmp;
 main__c1 = __return_12561;
 goto label_7810;
 }
 }
 }
 else 
 {
 label_12512:; 
 mode4 = 0;
 goto label_12529;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_12529;
 }
 }
 else 
 {
 mode4 = 0;
 label_12529:; 
 goto label_11937;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12474:; 
 mode3 = 0;
 goto label_12491;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12491;
 }
 }
 else 
 {
 mode3 = 0;
 label_12491:; 
 goto label_10477;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12436:; 
 mode2 = 0;
 goto label_12453;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12453;
 }
 }
 else 
 {
 mode2 = 0;
 label_12453:; 
 goto label_7551;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1482;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1482:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4164 = check__tmp;
 main__c1 = __return_4164;
 {
 _Bool __tmp_3;
 __tmp_3 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_3;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_12875;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12913;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12951;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_12715;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_12376;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12951:; 
 mode3 = 0;
 goto label_12968;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12968;
 }
 }
 else 
 {
 mode3 = 0;
 label_12968:; 
 goto label_10876;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12913:; 
 mode2 = 0;
 goto label_12930;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12930;
 }
 }
 else 
 {
 mode2 = 0;
 label_12930:; 
 goto label_7958;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_12875:; 
 mode1 = 0;
 goto label_12892;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_12892;
 }
 }
 else 
 {
 mode1 = 0;
 label_12892:; 
 goto label_12759;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4154 = check__tmp;
 main__c1 = __return_4154;
 {
 _Bool __tmp_4;
 __tmp_4 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_4;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_12759:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12775;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12813;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_12852;
 }
 }
 else 
 {
 mode4 = 0;
 label_12852:; 
 goto label_12224;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12813:; 
 mode3 = 0;
 goto label_12830;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12830;
 }
 }
 else 
 {
 mode3 = 0;
 label_12830:; 
 goto label_10764;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12775:; 
 mode2 = 0;
 goto label_12792;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12792;
 }
 }
 else 
 {
 mode2 = 0;
 label_12792:; 
 goto label_7846;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4104 = check__tmp;
 main__c1 = __return_4104;
 {
 _Bool __tmp_5;
 __tmp_5 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_5;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_11982;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12020;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12058;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_12092:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_12113;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_12113;
 }
 else 
 {
 check__tmp = 0;
 label_12113:; 
 goto label_12107;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_12107:; 
  __return_12119 = check__tmp;
 main__c1 = __return_12119;
 goto label_7810;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12058:; 
 mode3 = 0;
 goto label_12075;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12075;
 }
 }
 else 
 {
 mode3 = 0;
 label_12075:; 
 goto label_10145;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12020:; 
 mode2 = 0;
 goto label_12037;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12037;
 }
 }
 else 
 {
 mode2 = 0;
 label_12037:; 
 goto label_7219;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_11982:; 
 mode1 = 0;
 goto label_11999;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_11999;
 }
 }
 else 
 {
 mode1 = 0;
 label_11999:; 
 goto label_11849;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4094 = check__tmp;
 main__c1 = __return_4094;
 {
 _Bool __tmp_6;
 __tmp_6 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_6;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_11849:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11865;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_11903;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_11937:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_11952 = check__tmp;
 main__c1 = __return_11952;
 {
 _Bool __tmp_7;
 __tmp_7 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_7;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11903:; 
 mode3 = 0;
 goto label_11920;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_11920;
 }
 }
 else 
 {
 mode3 = 0;
 label_11920:; 
 goto label_10017;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11865:; 
 mode2 = 0;
 goto label_11882;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11882;
 }
 }
 else 
 {
 mode2 = 0;
 label_11882:; 
 goto label_7091;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1438;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1438:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4124 = check__tmp;
 main__c1 = __return_4124;
 {
 _Bool __tmp_8;
 __tmp_8 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_8;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_12266;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12304;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12342;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_12376:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_12397;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_12397;
 }
 else 
 {
 check__tmp = 0;
 label_12397:; 
 goto label_12391;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_12391:; 
  __return_12403 = check__tmp;
 main__c1 = __return_12403;
 goto label_7810;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12342:; 
 mode3 = 0;
 goto label_12359;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12359;
 }
 }
 else 
 {
 mode3 = 0;
 label_12359:; 
 goto label_10375;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12304:; 
 mode2 = 0;
 goto label_12321;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12321;
 }
 }
 else 
 {
 mode2 = 0;
 label_12321:; 
 goto label_7449;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_12266:; 
 mode1 = 0;
 goto label_12283;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_12283;
 }
 }
 else 
 {
 mode1 = 0;
 label_12283:; 
 goto label_12136;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4114 = check__tmp;
 main__c1 = __return_4114;
 {
 _Bool __tmp_9;
 __tmp_9 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_9;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_12136:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_12152;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_12190;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_12224:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_12239 = check__tmp;
 main__c1 = __return_12239;
 {
 _Bool __tmp_10;
 __tmp_10 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_10;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12190:; 
 mode3 = 0;
 goto label_12207;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_12207;
 }
 }
 else 
 {
 mode3 = 0;
 label_12207:; 
 goto label_10247;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_12152:; 
 mode2 = 0;
 goto label_12169;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_12169;
 }
 }
 else 
 {
 mode2 = 0;
 label_12169:; 
 goto label_7321;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_514;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_514:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4224 = check__tmp;
 main__c1 = __return_4224;
 {
 _Bool __tmp_11;
 __tmp_11 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_11;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13433;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13471;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13510;
 }
 }
 else 
 {
 mode3 = 0;
 label_13510:; 
 goto label_11570;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13471:; 
 mode2 = 0;
 goto label_13488;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13488;
 }
 }
 else 
 {
 mode2 = 0;
 label_13488:; 
 goto label_8359;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13433:; 
 mode1 = 0;
 goto label_13450;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13450;
 }
 }
 else 
 {
 mode1 = 0;
 label_13450:; 
 goto label_13355;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4214 = check__tmp;
 main__c1 = __return_4214;
 {
 _Bool __tmp_12;
 __tmp_12 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_12;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13355:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13371;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13410;
 }
 }
 else 
 {
 mode3 = 0;
 label_13410:; 
 goto label_11415;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13371:; 
 mode2 = 0;
 goto label_13388;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13388;
 }
 }
 else 
 {
 mode2 = 0;
 label_13388:; 
 goto label_8285;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1570;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1570:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4244 = check__tmp;
 main__c1 = __return_4244;
 {
 _Bool __tmp_13;
 __tmp_13 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_13;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13606;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13644;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13683;
 }
 }
 else 
 {
 mode3 = 0;
 label_13683:; 
 goto label_11814;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13644:; 
 mode2 = 0;
 goto label_13661;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13661;
 }
 }
 else 
 {
 mode2 = 0;
 label_13661:; 
 goto label_8480;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13606:; 
 mode1 = 0;
 goto label_13623;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13623;
 }
 }
 else 
 {
 mode1 = 0;
 label_13623:; 
 goto label_13528;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4234 = check__tmp;
 main__c1 = __return_4234;
 {
 _Bool __tmp_14;
 __tmp_14 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_14;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13528:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13544;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13583;
 }
 }
 else 
 {
 mode3 = 0;
 label_13583:; 
 goto label_11702;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13544:; 
 mode2 = 0;
 goto label_13561;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13561;
 }
 }
 else 
 {
 mode2 = 0;
 label_13561:; 
 goto label_8406;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4184 = check__tmp;
 main__c1 = __return_4184;
 {
 _Bool __tmp_15;
 __tmp_15 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_15;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13087;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13125;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13164;
 }
 }
 else 
 {
 mode3 = 0;
 label_13164:; 
 goto label_11089;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13125:; 
 mode2 = 0;
 goto label_13142;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13142;
 }
 }
 else 
 {
 mode2 = 0;
 label_13142:; 
 goto label_8117;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13087:; 
 mode1 = 0;
 goto label_13104;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13104;
 }
 }
 else 
 {
 mode1 = 0;
 label_13104:; 
 goto label_13009;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4174 = check__tmp;
 main__c1 = __return_4174;
 {
 _Bool __tmp_16;
 __tmp_16 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_16;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13009:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13025;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13064;
 }
 }
 else 
 {
 mode3 = 0;
 label_13064:; 
 goto label_10961;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13025:; 
 mode2 = 0;
 goto label_13042;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13042;
 }
 }
 else 
 {
 mode2 = 0;
 label_13042:; 
 goto label_8043;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1526;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1526:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4204 = check__tmp;
 main__c1 = __return_4204;
 {
 _Bool __tmp_17;
 __tmp_17 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_17;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13260;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13298;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13337;
 }
 }
 else 
 {
 mode3 = 0;
 label_13337:; 
 goto label_11316;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13298:; 
 mode2 = 0;
 goto label_13315;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13315;
 }
 }
 else 
 {
 mode2 = 0;
 label_13315:; 
 goto label_8238;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13260:; 
 mode1 = 0;
 goto label_13277;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13277;
 }
 }
 else 
 {
 mode1 = 0;
 label_13277:; 
 goto label_13182;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4194 = check__tmp;
 main__c1 = __return_4194;
 {
 _Bool __tmp_18;
 __tmp_18 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_18;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13182:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_13198;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_13237;
 }
 }
 else 
 {
 mode3 = 0;
 label_13237:; 
 goto label_11188;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_13198:; 
 mode2 = 0;
 goto label_13215;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13215;
 }
 }
 else 
 {
 mode2 = 0;
 label_13215:; 
 goto label_8164;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_0 = p2_new;
 p2_new = node2____CPAchecker_TMP_0;
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3984 = check__tmp;
 main__c1 = __return_3984;
 {
 _Bool __tmp_19;
 __tmp_19 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_19;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_10560;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10598;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10632:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_10648;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_10691;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_10691;
 }
 else 
 {
 check__tmp = 0;
 label_10691:; 
 goto label_10685;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_10685:; 
  __return_10697 = check__tmp;
 main__c1 = __return_10697;
 goto label_7810;
 }
 }
 }
 else 
 {
 label_10648:; 
 mode4 = 0;
 goto label_10665;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_10665;
 }
 }
 else 
 {
 mode4 = 0;
 label_10665:; 
 goto label_10157;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10598:; 
 mode2 = 0;
 goto label_10615;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10615;
 }
 }
 else 
 {
 mode2 = 0;
 label_10615:; 
 goto label_6115;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_10560:; 
 mode1 = 0;
 goto label_10577;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_10577;
 }
 }
 else 
 {
 mode1 = 0;
 label_10577:; 
 goto label_10427;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3974 = check__tmp;
 main__c1 = __return_3974;
 {
 _Bool __tmp_20;
 __tmp_20 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_20;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_10427:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10443;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10477:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_10493;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_10530 = check__tmp;
 main__c1 = __return_10530;
 {
 _Bool __tmp_21;
 __tmp_21 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_21;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 else 
 {
 label_10493:; 
 mode4 = 0;
 goto label_10510;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_10510;
 }
 }
 else 
 {
 mode4 = 0;
 label_10510:; 
 goto label_10029;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10443:; 
 mode2 = 0;
 goto label_10460;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10460;
 }
 }
 else 
 {
 mode2 = 0;
 label_10460:; 
 goto label_5987;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1306;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1306:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4004 = check__tmp;
 main__c1 = __return_4004;
 {
 _Bool __tmp_22;
 __tmp_22 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_22;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_10804;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10842;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10876:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_10893;
 }
 }
 else 
 {
 mode4 = 0;
 label_10893:; 
 goto label_10387;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10842:; 
 mode2 = 0;
 goto label_10859;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10859;
 }
 }
 else 
 {
 mode2 = 0;
 label_10859:; 
 goto label_6303;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_10804:; 
 mode1 = 0;
 goto label_10821;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_10821;
 }
 }
 else 
 {
 mode1 = 0;
 label_10821:; 
 goto label_10714;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3994 = check__tmp;
 main__c1 = __return_3994;
 {
 _Bool __tmp_23;
 __tmp_23 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_23;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_10714:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10730;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10764:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_10781;
 }
 }
 else 
 {
 mode4 = 0;
 label_10781:; 
 goto label_10259;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10730:; 
 mode2 = 0;
 goto label_10747;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10747;
 }
 }
 else 
 {
 mode2 = 0;
 label_10747:; 
 goto label_6217;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3944 = check__tmp;
 main__c1 = __return_3944;
 {
 _Bool __tmp_24;
 __tmp_24 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_24;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_10073;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10111;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10145:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_10157:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_10172 = check__tmp;
 main__c1 = __return_10172;
 {
 _Bool __tmp_25;
 __tmp_25 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_25;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10111:; 
 mode2 = 0;
 goto label_10128;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10128;
 }
 }
 else 
 {
 mode2 = 0;
 label_10128:; 
 goto label_5735;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_10073:; 
 mode1 = 0;
 goto label_10090;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_10090;
 }
 }
 else 
 {
 mode1 = 0;
 label_10090:; 
 goto label_9967;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3934 = check__tmp;
 main__c1 = __return_3934;
 {
 _Bool __tmp_26;
 __tmp_26 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_26;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9967:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_9983;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10017:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_10029:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_10046 = check__tmp;
 main__c1 = __return_10046;
 {
 _Bool __tmp_27;
 __tmp_27 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_27;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_17047;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_9983:; 
 mode2 = 0;
 goto label_10000;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10000;
 }
 }
 else 
 {
 mode2 = 0;
 label_10000:; 
 goto label_5633;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1262;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1262:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3964 = check__tmp;
 main__c1 = __return_3964;
 {
 _Bool __tmp_28;
 __tmp_28 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_28;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_10303;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10341;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10375:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_10387:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_10402 = check__tmp;
 main__c1 = __return_10402;
 {
 _Bool __tmp_29;
 __tmp_29 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_29;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10341:; 
 mode2 = 0;
 goto label_10358;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10358;
 }
 }
 else 
 {
 mode2 = 0;
 label_10358:; 
 goto label_5912;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_10303:; 
 mode1 = 0;
 goto label_10320;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_10320;
 }
 }
 else 
 {
 mode1 = 0;
 label_10320:; 
 goto label_10197;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3954 = check__tmp;
 main__c1 = __return_3954;
 {
 _Bool __tmp_30;
 __tmp_30 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_30;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_10197:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10213;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10247:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_10259:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_10276 = check__tmp;
 main__c1 = __return_10276;
 {
 _Bool __tmp_31;
 __tmp_31 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_31;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18112;
 }
 else 
 {
 label_18112:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18127;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18127;
 }
 else 
 {
 send1 = node1__m1;
 label_18127:; 
 goto label_18119;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18119;
 }
 }
 else 
 {
 label_18119:; 
 mode1 = 0;
 label_18136:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18144;
 }
 else 
 {
 goto label_18141;
 }
 }
 else 
 {
 label_18141:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18144:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18147:; 
 mode1 = 1;
 goto label_18136;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18156;
 }
 else 
 {
 goto label_18153;
 }
 }
 else 
 {
 label_18153:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18156:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18147;
 }
 }
 else 
 {
 goto label_18147;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10213:; 
 mode2 = 0;
 goto label_10230;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10230;
 }
 }
 else 
 {
 mode2 = 0;
 label_10230:; 
 goto label_5810;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_470;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_470:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4064 = check__tmp;
 main__c1 = __return_4064;
 {
 _Bool __tmp_32;
 __tmp_32 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_32;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_11498;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11536;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11570:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_11586;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_11629;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_11629;
 }
 else 
 {
 check__tmp = 0;
 label_11629:; 
 goto label_11623;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_11623:; 
  __return_11635 = check__tmp;
 main__c1 = __return_11635;
 goto label_7810;
 }
 }
 }
 else 
 {
 label_11586:; 
 mode4 = 0;
 goto label_11603;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11603;
 }
 }
 else 
 {
 mode4 = 0;
 label_11603:; 
 goto label_11101;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11536:; 
 mode2 = 0;
 goto label_11553;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11553;
 }
 }
 else 
 {
 mode2 = 0;
 label_11553:; 
 goto label_6844;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_11498:; 
 mode1 = 0;
 goto label_11515;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_11515;
 }
 }
 else 
 {
 mode1 = 0;
 label_11515:; 
 goto label_11365;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4054 = check__tmp;
 main__c1 = __return_4054;
 {
 _Bool __tmp_33;
 __tmp_33 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_33;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_11365:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11381;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11415:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_11431;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_11468 = check__tmp;
 main__c1 = __return_11468;
 {
 _Bool __tmp_34;
 __tmp_34 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_34;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 else 
 {
 label_11431:; 
 mode4 = 0;
 goto label_11448;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11448;
 }
 }
 else 
 {
 mode4 = 0;
 label_11448:; 
 goto label_10973;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11381:; 
 mode2 = 0;
 goto label_11398;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11398;
 }
 }
 else 
 {
 mode2 = 0;
 label_11398:; 
 goto label_6716;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1394;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1394:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4084 = check__tmp;
 main__c1 = __return_4084;
 {
 _Bool __tmp_35;
 __tmp_35 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_35;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_11742;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11780;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11814:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11831;
 }
 }
 else 
 {
 mode4 = 0;
 label_11831:; 
 goto label_11328;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11780:; 
 mode2 = 0;
 goto label_11797;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11797;
 }
 }
 else 
 {
 mode2 = 0;
 label_11797:; 
 goto label_7032;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_11742:; 
 mode1 = 0;
 goto label_11759;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_11759;
 }
 }
 else 
 {
 mode1 = 0;
 label_11759:; 
 goto label_11652;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4074 = check__tmp;
 main__c1 = __return_4074;
 {
 _Bool __tmp_36;
 __tmp_36 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_36;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_11652:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11668;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11702:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11719;
 }
 }
 else 
 {
 mode4 = 0;
 label_11719:; 
 goto label_11200;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11668:; 
 mode2 = 0;
 goto label_11685;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11685;
 }
 }
 else 
 {
 mode2 = 0;
 label_11685:; 
 goto label_6946;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4024 = check__tmp;
 main__c1 = __return_4024;
 {
 _Bool __tmp_37;
 __tmp_37 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_37;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_11017;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11055;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11089:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_11101:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_11116 = check__tmp;
 main__c1 = __return_11116;
 {
 _Bool __tmp_38;
 __tmp_38 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_38;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11055:; 
 mode2 = 0;
 goto label_11072;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11072;
 }
 }
 else 
 {
 mode2 = 0;
 label_11072:; 
 goto label_6464;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_11017:; 
 mode1 = 0;
 goto label_11034;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_11034;
 }
 }
 else 
 {
 mode1 = 0;
 label_11034:; 
 goto label_10911;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4014 = check__tmp;
 main__c1 = __return_4014;
 {
 _Bool __tmp_39;
 __tmp_39 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_39;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_10911:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_10927;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_10961:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_10973:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_10990 = check__tmp;
 main__c1 = __return_10990;
 {
 _Bool __tmp_40;
 __tmp_40 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_40;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18173;
 }
 else 
 {
 label_18173:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18188;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18188;
 }
 else 
 {
 send1 = node1__m1;
 label_18188:; 
 goto label_18180;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18180;
 }
 }
 else 
 {
 label_18180:; 
 mode1 = 0;
 label_18197:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18205;
 }
 else 
 {
 goto label_18202;
 }
 }
 else 
 {
 label_18202:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18205:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18208:; 
 mode1 = 1;
 goto label_18197;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18217;
 }
 else 
 {
 goto label_18214;
 }
 }
 else 
 {
 label_18214:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18217:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18208;
 }
 }
 else 
 {
 goto label_18208;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_10927:; 
 mode2 = 0;
 goto label_10944;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10944;
 }
 }
 else 
 {
 mode2 = 0;
 label_10944:; 
 goto label_6362;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1350;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1350:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4044 = check__tmp;
 main__c1 = __return_4044;
 {
 _Bool __tmp_41;
 __tmp_41 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_41;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_11244;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11282;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11316:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_11328:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_11343 = check__tmp;
 main__c1 = __return_11343;
 {
 _Bool __tmp_42;
 __tmp_42 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_42;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11282:; 
 mode2 = 0;
 goto label_11299;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11299;
 }
 }
 else 
 {
 mode2 = 0;
 label_11299:; 
 goto label_6641;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_11244:; 
 mode1 = 0;
 goto label_11261;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_11261;
 }
 }
 else 
 {
 mode1 = 0;
 label_11261:; 
 goto label_11138;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4034 = check__tmp;
 main__c1 = __return_4034;
 {
 _Bool __tmp_43;
 __tmp_43 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_43;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_11138:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_11154;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_11188:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_11200:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_11217 = check__tmp;
 main__c1 = __return_11217;
 {
 _Bool __tmp_44;
 __tmp_44 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_44;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18239;
 }
 else 
 {
 goto label_18236;
 }
 }
 else 
 {
 label_18236:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18239:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18242:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18251;
 }
 else 
 {
 goto label_18248;
 }
 }
 else 
 {
 label_18248:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18251:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18242;
 }
 }
 else 
 {
 goto label_18242;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_11154:; 
 mode2 = 0;
 goto label_11171;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11171;
 }
 }
 else 
 {
 mode2 = 0;
 label_11171:; 
 goto label_6539;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_246;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_249;
 }
 }
 else 
 {
 label_249:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4304 = check__tmp;
 main__c1 = __return_4304;
 {
 _Bool __tmp_45;
 __tmp_45 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_45;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13935;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13974;
 }
 }
 else 
 {
 mode2 = 0;
 label_13974:; 
 goto label_9009;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13935:; 
 mode1 = 0;
 goto label_13952;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13952;
 }
 }
 else 
 {
 mode1 = 0;
 label_13952:; 
 goto label_13895;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4294 = check__tmp;
 main__c1 = __return_4294;
 {
 _Bool __tmp_46;
 __tmp_46 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_46;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13895:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13912;
 }
 }
 else 
 {
 mode2 = 0;
 label_13912:; 
 goto label_8881;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1658;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1658:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4324 = check__tmp;
 main__c1 = __return_4324;
 {
 _Bool __tmp_47;
 __tmp_47 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_47;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_14032;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14071;
 }
 }
 else 
 {
 mode2 = 0;
 label_14071:; 
 goto label_9194;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_14032:; 
 mode1 = 0;
 goto label_14049;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14049;
 }
 }
 else 
 {
 mode1 = 0;
 label_14049:; 
 goto label_13992;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4314 = check__tmp;
 main__c1 = __return_4314;
 {
 _Bool __tmp_48;
 __tmp_48 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_48;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13992:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14009;
 }
 }
 else 
 {
 mode2 = 0;
 label_14009:; 
 goto label_9108;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4264 = check__tmp;
 main__c1 = __return_4264;
 {
 _Bool __tmp_49;
 __tmp_49 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_49;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13741;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13780;
 }
 }
 else 
 {
 mode2 = 0;
 label_13780:; 
 goto label_8629;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13741:; 
 mode1 = 0;
 goto label_13758;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13758;
 }
 }
 else 
 {
 mode1 = 0;
 label_13758:; 
 goto label_13701;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4254 = check__tmp;
 main__c1 = __return_4254;
 {
 _Bool __tmp_50;
 __tmp_50 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_50;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13701:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13718;
 }
 }
 else 
 {
 mode2 = 0;
 label_13718:; 
 goto label_8527;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1614;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1614:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4284 = check__tmp;
 main__c1 = __return_4284;
 {
 _Bool __tmp_51;
 __tmp_51 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_51;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_13838;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13877;
 }
 }
 else 
 {
 mode2 = 0;
 label_13877:; 
 goto label_8806;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_13838:; 
 mode1 = 0;
 goto label_13855;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_13855;
 }
 }
 else 
 {
 mode1 = 0;
 label_13855:; 
 goto label_13798;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4274 = check__tmp;
 main__c1 = __return_4274;
 {
 _Bool __tmp_52;
 __tmp_52 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_52;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_13798:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_13815;
 }
 }
 else 
 {
 mode2 = 0;
 label_13815:; 
 goto label_8704;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_558;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_558:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4384 = check__tmp;
 main__c1 = __return_4384;
 {
 _Bool __tmp_53;
 __tmp_53 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_53;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_14323;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14362;
 }
 }
 else 
 {
 mode2 = 0;
 label_14362:; 
 goto label_9735;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_14323:; 
 mode1 = 0;
 goto label_14340;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14340;
 }
 }
 else 
 {
 mode1 = 0;
 label_14340:; 
 goto label_14283;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4374 = check__tmp;
 main__c1 = __return_4374;
 {
 _Bool __tmp_54;
 __tmp_54 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_54;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14283:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14300;
 }
 }
 else 
 {
 mode2 = 0;
 label_14300:; 
 goto label_9607;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1746;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1746:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4404 = check__tmp;
 main__c1 = __return_4404;
 {
 _Bool __tmp_55;
 __tmp_55 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_55;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_14420;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14459;
 }
 }
 else 
 {
 mode2 = 0;
 label_14459:; 
 goto label_9920;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_14420:; 
 mode1 = 0;
 goto label_14437;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14437;
 }
 }
 else 
 {
 mode1 = 0;
 label_14437:; 
 goto label_14380;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4394 = check__tmp;
 main__c1 = __return_4394;
 {
 _Bool __tmp_56;
 __tmp_56 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_56;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14380:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14397;
 }
 }
 else 
 {
 mode2 = 0;
 label_14397:; 
 goto label_9834;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4344 = check__tmp;
 main__c1 = __return_4344;
 {
 _Bool __tmp_57;
 __tmp_57 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_57;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_14129;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14168;
 }
 }
 else 
 {
 mode2 = 0;
 label_14168:; 
 goto label_9355;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_14129:; 
 mode1 = 0;
 goto label_14146;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14146;
 }
 }
 else 
 {
 mode1 = 0;
 label_14146:; 
 goto label_14089;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4334 = check__tmp;
 main__c1 = __return_4334;
 {
 _Bool __tmp_58;
 __tmp_58 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_58;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14089:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14106;
 }
 }
 else 
 {
 mode2 = 0;
 label_14106:; 
 goto label_9253;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1702;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1702:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4364 = check__tmp;
 main__c1 = __return_4364;
 {
 _Bool __tmp_59;
 __tmp_59 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_59;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_14226;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14265;
 }
 }
 else 
 {
 mode2 = 0;
 label_14265:; 
 goto label_9532;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_14226:; 
 mode1 = 0;
 goto label_14243;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14243;
 }
 }
 else 
 {
 mode1 = 0;
 label_14243:; 
 goto label_14186;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4354 = check__tmp;
 main__c1 = __return_4354;
 {
 _Bool __tmp_60;
 __tmp_60 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_60;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14186:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_14203;
 }
 }
 else 
 {
 mode2 = 0;
 label_14203:; 
 goto label_9430;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 p2_new = node2____CPAchecker_TMP_0;
 label_204:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3664 = check__tmp;
 main__c1 = __return_3664;
 {
 _Bool __tmp_61;
 __tmp_61 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_61;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_7672;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7706:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7722;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_7760;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 goto label_7803;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_7803;
 }
 else 
 {
 check__tmp = 0;
 label_7803:; 
 goto label_7797;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 label_7797:; 
  __return_7809 = check__tmp;
 main__c1 = __return_7809;
 label_7810:; 
 {
 _Bool __tmp_62;
 __tmp_62 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_62;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 else 
 {
 label_7760:; 
 mode4 = 0;
 goto label_7777;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_7777;
 }
 }
 else 
 {
 mode4 = 0;
 label_7777:; 
 goto label_7269;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7722:; 
 mode3 = 0;
 goto label_7739;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7739;
 }
 }
 else 
 {
 mode3 = 0;
 label_7739:; 
 goto label_6127;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_7672:; 
 mode1 = 0;
 goto label_7689;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_7689;
 }
 }
 else 
 {
 mode1 = 0;
 label_7689:; 
 goto label_7539;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3654 = check__tmp;
 main__c1 = __return_3654;
 {
 _Bool __tmp_63;
 __tmp_63 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_63;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_7539:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7551:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7567;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_7605;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_7642 = check__tmp;
 main__c1 = __return_7642;
 {
 _Bool __tmp_64;
 __tmp_64 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_64;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 else 
 {
 label_7605:; 
 mode4 = 0;
 goto label_7622;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_7622;
 }
 }
 else 
 {
 mode4 = 0;
 label_7622:; 
 goto label_7141;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7567:; 
 mode3 = 0;
 goto label_7584;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7584;
 }
 }
 else 
 {
 mode3 = 0;
 label_7584:; 
 goto label_5999;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_954;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_954:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3684 = check__tmp;
 main__c1 = __return_3684;
 {
 _Bool __tmp_65;
 __tmp_65 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_65;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_7924;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7958:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7974;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_8013;
 }
 }
 else 
 {
 mode4 = 0;
 label_8013:; 
 goto label_7499;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7974:; 
 mode3 = 0;
 goto label_7991;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7991;
 }
 }
 else 
 {
 mode3 = 0;
 label_7991:; 
 goto label_6315;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_7924:; 
 mode1 = 0;
 goto label_7941;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_7941;
 }
 }
 else 
 {
 mode1 = 0;
 label_7941:; 
 goto label_7834;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3674 = check__tmp;
 main__c1 = __return_3674;
 {
 _Bool __tmp_66;
 __tmp_66 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_66;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_7834:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7846:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7862;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_7901;
 }
 }
 else 
 {
 mode4 = 0;
 label_7901:; 
 goto label_7371;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7862:; 
 mode3 = 0;
 goto label_7879;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7879;
 }
 }
 else 
 {
 mode3 = 0;
 label_7879:; 
 goto label_6229;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3624 = check__tmp;
 main__c1 = __return_3624;
 {
 _Bool __tmp_67;
 __tmp_67 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_67;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_7185;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7219:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7235;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_7269:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_7284 = check__tmp;
 main__c1 = __return_7284;
 {
 _Bool __tmp_68;
 __tmp_68 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_68;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7235:; 
 mode3 = 0;
 goto label_7252;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7252;
 }
 }
 else 
 {
 mode3 = 0;
 label_7252:; 
 goto label_5747;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_7185:; 
 mode1 = 0;
 goto label_7202;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_7202;
 }
 }
 else 
 {
 mode1 = 0;
 label_7202:; 
 goto label_7079;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3614 = check__tmp;
 main__c1 = __return_3614;
 {
 _Bool __tmp_69;
 __tmp_69 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_69;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_7079:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7091:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7107;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_7141:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_7158 = check__tmp;
 main__c1 = __return_7158;
 {
 _Bool __tmp_70;
 __tmp_70 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_70;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_17047;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7107:; 
 mode3 = 0;
 goto label_7124;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7124;
 }
 }
 else 
 {
 mode3 = 0;
 label_7124:; 
 goto label_5645;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_910;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_910:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3644 = check__tmp;
 main__c1 = __return_3644;
 {
 _Bool __tmp_71;
 __tmp_71 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_71;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_7415;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7449:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7465;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_7499:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_7514 = check__tmp;
 main__c1 = __return_7514;
 {
 _Bool __tmp_72;
 __tmp_72 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_72;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7465:; 
 mode3 = 0;
 goto label_7482;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7482;
 }
 }
 else 
 {
 mode3 = 0;
 label_7482:; 
 goto label_5924;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_7415:; 
 mode1 = 0;
 goto label_7432;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_7432;
 }
 }
 else 
 {
 mode1 = 0;
 label_7432:; 
 goto label_7309;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3634 = check__tmp;
 main__c1 = __return_3634;
 {
 _Bool __tmp_73;
 __tmp_73 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_73;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_7309:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7321:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_7337;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_7371:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_7388 = check__tmp;
 main__c1 = __return_7388;
 {
 _Bool __tmp_74;
 __tmp_74 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_74;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17395;
 }
 else 
 {
 label_17395:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17410;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17410;
 }
 else 
 {
 send1 = node1__m1;
 label_17410:; 
 goto label_17402;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17402;
 }
 }
 else 
 {
 label_17402:; 
 mode1 = 0;
 label_17419:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17427;
 }
 else 
 {
 goto label_17424;
 }
 }
 else 
 {
 label_17424:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17427:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17430:; 
 mode1 = 1;
 goto label_17419;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17439;
 }
 else 
 {
 goto label_17436;
 }
 }
 else 
 {
 label_17436:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17439:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17430;
 }
 }
 else 
 {
 goto label_17430;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_7337:; 
 mode3 = 0;
 goto label_7354;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_7354;
 }
 }
 else 
 {
 mode3 = 0;
 label_7354:; 
 goto label_5822;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_382;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_382:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3744 = check__tmp;
 main__c1 = __return_3744;
 {
 _Bool __tmp_75;
 __tmp_75 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_75;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8325;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8359:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8376;
 }
 }
 else 
 {
 mode3 = 0;
 label_8376:; 
 goto label_6856;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8325:; 
 mode1 = 0;
 goto label_8342;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8342;
 }
 }
 else 
 {
 mode1 = 0;
 label_8342:; 
 goto label_8273;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3734 = check__tmp;
 main__c1 = __return_3734;
 {
 _Bool __tmp_76;
 __tmp_76 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_76;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8273:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8285:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8302;
 }
 }
 else 
 {
 mode3 = 0;
 label_8302:; 
 goto label_6728;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1042;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1042:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3764 = check__tmp;
 main__c1 = __return_3764;
 {
 _Bool __tmp_77;
 __tmp_77 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_77;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8446;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8480:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8497;
 }
 }
 else 
 {
 mode3 = 0;
 label_8497:; 
 goto label_7044;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8446:; 
 mode1 = 0;
 goto label_8463;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8463;
 }
 }
 else 
 {
 mode1 = 0;
 label_8463:; 
 goto label_8394;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3754 = check__tmp;
 main__c1 = __return_3754;
 {
 _Bool __tmp_78;
 __tmp_78 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_78;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8394:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8406:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8423;
 }
 }
 else 
 {
 mode3 = 0;
 label_8423:; 
 goto label_6958;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3704 = check__tmp;
 main__c1 = __return_3704;
 {
 _Bool __tmp_79;
 __tmp_79 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_79;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8083;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8117:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8134;
 }
 }
 else 
 {
 mode3 = 0;
 label_8134:; 
 goto label_6476;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8083:; 
 mode1 = 0;
 goto label_8100;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8100;
 }
 }
 else 
 {
 mode1 = 0;
 label_8100:; 
 goto label_8031;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3694 = check__tmp;
 main__c1 = __return_3694;
 {
 _Bool __tmp_80;
 __tmp_80 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_80;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8031:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8043:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8060;
 }
 }
 else 
 {
 mode3 = 0;
 label_8060:; 
 goto label_6374;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_998;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_998:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3724 = check__tmp;
 main__c1 = __return_3724;
 {
 _Bool __tmp_81;
 __tmp_81 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_81;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8204;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8238:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8255;
 }
 }
 else 
 {
 mode3 = 0;
 label_8255:; 
 goto label_6653;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8204:; 
 mode1 = 0;
 goto label_8221;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8221;
 }
 }
 else 
 {
 mode1 = 0;
 label_8221:; 
 goto label_8152;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3714 = check__tmp;
 main__c1 = __return_3714;
 {
 _Bool __tmp_82;
 __tmp_82 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_82;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8152:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8164:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_8181;
 }
 }
 else 
 {
 mode3 = 0;
 label_8181:; 
 goto label_6551;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_0 = p2_new;
 p2_new = node2____CPAchecker_TMP_0;
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3504 = check__tmp;
 main__c1 = __return_3504;
 {
 _Bool __tmp_83;
 __tmp_83 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_83;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6081;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6115:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6127:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_6143;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_6180 = check__tmp;
 main__c1 = __return_6180;
 {
 _Bool __tmp_84;
 __tmp_84 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_84;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 label_6189:; 
 goto label_17047;
 }
 }
 }
 }
 }
 else 
 {
 label_6143:; 
 mode4 = 0;
 goto label_6160;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6160;
 }
 }
 else 
 {
 mode4 = 0;
 label_6160:; 
 goto label_5759;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6081:; 
 mode1 = 0;
 goto label_6098;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_6098;
 }
 }
 else 
 {
 mode1 = 0;
 label_6098:; 
 goto label_5975;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3494 = check__tmp;
 main__c1 = __return_3494;
 {
 _Bool __tmp_85;
 __tmp_85 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_85;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_5975:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_5987:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_5999:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_6015;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6054 = check__tmp;
 main__c1 = __return_6054;
 {
 _Bool __tmp_86;
 __tmp_86 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_86;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_17047;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_6015:; 
 mode4 = 0;
 goto label_6032;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6032;
 }
 }
 else 
 {
 mode4 = 0;
 label_6032:; 
 goto label_5657;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_778;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_778:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3524 = check__tmp;
 main__c1 = __return_3524;
 {
 _Bool __tmp_87;
 __tmp_87 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_87;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6269;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6303:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6315:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6332;
 }
 }
 else 
 {
 mode4 = 0;
 label_6332:; 
 goto label_5936;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6269:; 
 mode1 = 0;
 goto label_6286;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_6286;
 }
 }
 else 
 {
 mode1 = 0;
 label_6286:; 
 goto label_6205;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3514 = check__tmp;
 main__c1 = __return_3514;
 {
 _Bool __tmp_88;
 __tmp_88 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_88;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_6205:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6217:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6229:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6246;
 }
 }
 else 
 {
 mode4 = 0;
 label_6246:; 
 goto label_5834;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3464 = check__tmp;
 main__c1 = __return_3464;
 {
 _Bool __tmp_89;
 __tmp_89 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_89;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_5701;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_5735:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_5747:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_5759:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_5776 = check__tmp;
 main__c1 = __return_5776;
 {
 _Bool __tmp_90;
 __tmp_90 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_90;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 label_17047:; 
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17056;
 }
 else 
 {
 label_17056:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17071;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17071;
 }
 else 
 {
 send1 = node1__m1;
 label_17071:; 
 goto label_17063;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17063;
 }
 }
 else 
 {
 label_17063:; 
 mode1 = 0;
 label_17080:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17088;
 }
 else 
 {
 goto label_17085;
 }
 }
 else 
 {
 label_17085:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17088:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17091:; 
 mode1 = 1;
 goto label_17080;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17100;
 }
 else 
 {
 goto label_17097;
 }
 }
 else 
 {
 label_17097:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17100:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17091;
 }
 }
 else 
 {
 goto label_17091;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_5701:; 
 mode1 = 0;
 goto label_5718;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_5718;
 }
 }
 else 
 {
 mode1 = 0;
 label_5718:; 
 goto label_5621;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3454 = check__tmp;
 main__c1 = __return_3454;
 {
 _Bool __tmp_91;
 __tmp_91 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_91;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_5621:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_5633:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_5645:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_5657:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_5674 = check__tmp;
 main__c1 = __return_5674;
 {
 _Bool __tmp_92;
 __tmp_92 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_92;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_16868;
 }
 else 
 {
 goto label_16865;
 }
 }
 else 
 {
 label_16865:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_16868:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_16871:; 
 mode1 = 1;
 label_16887:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_16904;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_16904;
 }
 else 
 {
 label_16904:; 
 goto label_16897;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_16897;
 }
 }
 else 
 {
 label_16897:; 
 mode2 = 0;
 label_16913:; 
 label_16940:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_16957;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 goto label_16957;
 }
 else 
 {
 label_16957:; 
 goto label_16950;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 goto label_16950;
 }
 }
 else 
 {
 label_16950:; 
 mode3 = 0;
 label_16966:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_17010;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 goto label_17010;
 }
 else 
 {
 label_17010:; 
 goto label_17003;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 goto label_17003;
 }
 }
 else 
 {
 label_17003:; 
 mode4 = 0;
 label_17019:; 
 goto label_12715;
 }
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 goto label_17027;
 }
 else 
 {
 goto label_17024;
 }
 }
 else 
 {
 label_17024:; 
 node4____CPAchecker_TMP_0 = p4_new;
 label_17027:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_17030:; 
 mode4 = 1;
 goto label_17019;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_17039;
 }
 else 
 {
 goto label_17036;
 }
 }
 else 
 {
 label_17036:; 
 node4____CPAchecker_TMP_1 = p4_new;
 label_17039:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_17030;
 }
 }
 else 
 {
 goto label_17030;
 }
 }
 }
 }
 }
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 goto label_16974;
 }
 else 
 {
 goto label_16971;
 }
 }
 else 
 {
 label_16971:; 
 node3____CPAchecker_TMP_0 = p3_new;
 label_16974:; 
 p3_new = node3____CPAchecker_TMP_0;
 label_16977:; 
 mode3 = 1;
 goto label_16966;
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_16986;
 }
 else 
 {
 goto label_16983;
 }
 }
 else 
 {
 label_16983:; 
 node3____CPAchecker_TMP_1 = p3_new;
 label_16986:; 
 p3_new = node3____CPAchecker_TMP_1;
 goto label_16977;
 }
 }
 else 
 {
 goto label_16977;
 }
 }
 }
 }
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_16921;
 }
 else 
 {
 goto label_16918;
 }
 }
 else 
 {
 label_16918:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_16921:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_16924:; 
 mode2 = 1;
 goto label_16913;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_16933;
 }
 else 
 {
 goto label_16930;
 }
 }
 else 
 {
 label_16930:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_16933:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_16924;
 }
 }
 else 
 {
 goto label_16924;
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_16880;
 }
 else 
 {
 goto label_16877;
 }
 }
 else 
 {
 label_16877:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_16880:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_16871;
 }
 }
 else 
 {
 goto label_16871;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_734;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_734:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3484 = check__tmp;
 main__c1 = __return_3484;
 {
 _Bool __tmp_93;
 __tmp_93 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_93;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_5878;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_5912:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_5924:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_5936:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_5953 = check__tmp;
 main__c1 = __return_5953;
 {
 _Bool __tmp_94;
 __tmp_94 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_94;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_17047;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_5878:; 
 mode1 = 0;
 goto label_5895;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_5895;
 }
 }
 else 
 {
 mode1 = 0;
 label_5895:; 
 goto label_5798;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3474 = check__tmp;
 main__c1 = __return_3474;
 {
 _Bool __tmp_95;
 __tmp_95 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_95;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_5798:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_5810:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_5822:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_5834:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_5851 = check__tmp;
 main__c1 = __return_5851;
 {
 _Bool __tmp_96;
 __tmp_96 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_96;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 goto label_17125;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 label_17125:; 
 mode1 = 1;
 label_17143:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17136;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 label_17136:; 
 goto label_17125;
 }
 }
 else 
 {
 mode1 = 1;
 goto label_17143;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_338;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_338:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3584 = check__tmp;
 main__c1 = __return_3584;
 {
 _Bool __tmp_97;
 __tmp_97 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_97;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6810;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6844:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6856:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_6872;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_6909 = check__tmp;
 main__c1 = __return_6909;
 {
 _Bool __tmp_98;
 __tmp_98 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_98;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_6189;
 }
 }
 }
 }
 }
 else 
 {
 label_6872:; 
 mode4 = 0;
 goto label_6889;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6889;
 }
 }
 else 
 {
 mode4 = 0;
 label_6889:; 
 goto label_6488;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6810:; 
 mode1 = 0;
 goto label_6827;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_6827;
 }
 }
 else 
 {
 mode1 = 0;
 label_6827:; 
 goto label_6704;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3574 = check__tmp;
 main__c1 = __return_3574;
 {
 _Bool __tmp_99;
 __tmp_99 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_99;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_6704:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6716:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6728:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_6744;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6783 = check__tmp;
 main__c1 = __return_6783;
 {
 _Bool __tmp_100;
 __tmp_100 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_100;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_17047;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_6744:; 
 mode4 = 0;
 goto label_6761;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6761;
 }
 }
 else 
 {
 mode4 = 0;
 label_6761:; 
 goto label_6386;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_866;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_866:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3604 = check__tmp;
 main__c1 = __return_3604;
 {
 _Bool __tmp_101;
 __tmp_101 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_101;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6998;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_7032:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_7044:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_7061;
 }
 }
 else 
 {
 mode4 = 0;
 label_7061:; 
 goto label_6665;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6998:; 
 mode1 = 0;
 goto label_7015;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_7015;
 }
 }
 else 
 {
 mode1 = 0;
 label_7015:; 
 goto label_6934;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3594 = check__tmp;
 main__c1 = __return_3594;
 {
 _Bool __tmp_102;
 __tmp_102 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_102;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_6934:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6946:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6958:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_6975;
 }
 }
 else 
 {
 mode4 = 0;
 label_6975:; 
 goto label_6563;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3544 = check__tmp;
 main__c1 = __return_3544;
 {
 _Bool __tmp_103;
 __tmp_103 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_103;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6430;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6464:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6476:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_6488:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6505 = check__tmp;
 main__c1 = __return_6505;
 {
 _Bool __tmp_104;
 __tmp_104 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_104;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17196;
 }
 else 
 {
 label_17196:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17211;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17211;
 }
 else 
 {
 send1 = node1__m1;
 label_17211:; 
 goto label_17203;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17203;
 }
 }
 else 
 {
 label_17203:; 
 mode1 = 0;
 label_17220:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17228;
 }
 else 
 {
 goto label_17225;
 }
 }
 else 
 {
 label_17225:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17228:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17231:; 
 mode1 = 1;
 goto label_17220;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17240;
 }
 else 
 {
 goto label_17237;
 }
 }
 else 
 {
 label_17237:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17240:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17231;
 }
 }
 else 
 {
 goto label_17231;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6430:; 
 mode1 = 0;
 goto label_6447;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_6447;
 }
 }
 else 
 {
 mode1 = 0;
 label_6447:; 
 goto label_6350;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3534 = check__tmp;
 main__c1 = __return_3534;
 {
 _Bool __tmp_105;
 __tmp_105 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_105;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_6350:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6362:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6374:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_6386:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6403 = check__tmp;
 main__c1 = __return_6403;
 {
 _Bool __tmp_106;
 __tmp_106 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_106;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 goto label_17166;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 label_17166:; 
 mode1 = 1;
 label_17184:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17177;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 label_17177:; 
 goto label_17166;
 }
 }
 else 
 {
 mode1 = 1;
 goto label_17184;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_822;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_822:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3564 = check__tmp;
 main__c1 = __return_3564;
 {
 _Bool __tmp_107;
 __tmp_107 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_107;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_6607;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6641:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6653:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_6665:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6682 = check__tmp;
 main__c1 = __return_6682;
 {
 _Bool __tmp_108;
 __tmp_108 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_108;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17332;
 }
 else 
 {
 label_17332:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17347;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17347;
 }
 else 
 {
 send1 = node1__m1;
 label_17347:; 
 goto label_17339;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17339;
 }
 }
 else 
 {
 label_17339:; 
 mode1 = 0;
 label_17356:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17364;
 }
 else 
 {
 goto label_17361;
 }
 }
 else 
 {
 label_17361:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17364:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17367:; 
 mode1 = 1;
 goto label_17356;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17376;
 }
 else 
 {
 goto label_17373;
 }
 }
 else 
 {
 label_17373:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17376:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17367;
 }
 }
 else 
 {
 goto label_17367;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_6607:; 
 mode1 = 0;
 goto label_6624;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_6624;
 }
 }
 else 
 {
 mode1 = 0;
 label_6624:; 
 goto label_6527;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3554 = check__tmp;
 main__c1 = __return_3554;
 {
 _Bool __tmp_109;
 __tmp_109 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_109;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_6527:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_6539:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_6551:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_6563:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_6580 = check__tmp;
 main__c1 = __return_6580;
 {
 _Bool __tmp_110;
 __tmp_110 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_110;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 label_17266:; 
 mode1 = 1;
 goto label_17286;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 mode1 = 1;
 label_17286:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17266;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17269;
 }
 }
 else 
 {
 label_17269:; 
 mode1 = 1;
 label_17290:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_17303;
 }
 else 
 {
 goto label_17300;
 }
 }
 else 
 {
 label_17300:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_17303:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_17306:; 
 mode2 = 1;
 goto label_16940;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_17315;
 }
 else 
 {
 goto label_17312;
 }
 }
 else 
 {
 label_17312:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_17315:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17306;
 }
 }
 else 
 {
 goto label_17306;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_204;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_207;
 }
 }
 else 
 {
 label_207:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3824 = check__tmp;
 main__c1 = __return_3824;
 {
 _Bool __tmp_111;
 __tmp_111 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_111;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8975;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9009:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_9037;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_9074 = check__tmp;
 main__c1 = __return_9074;
 {
 _Bool __tmp_112;
 __tmp_112 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_112;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 label_9037:; 
 mode4 = 0;
 goto label_9054;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9054;
 }
 }
 else 
 {
 mode4 = 0;
 label_9054:; 
 goto label_8653;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8975:; 
 mode1 = 0;
 goto label_8992;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8992;
 }
 }
 else 
 {
 mode1 = 0;
 label_8992:; 
 goto label_8869;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3814 = check__tmp;
 main__c1 = __return_3814;
 {
 _Bool __tmp_113;
 __tmp_113 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_113;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8869:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8881:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_8909;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_8948 = check__tmp;
 main__c1 = __return_8948;
 {
 _Bool __tmp_114;
 __tmp_114 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_114;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17681;
 }
 else 
 {
 label_17681:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17696;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17696;
 }
 else 
 {
 send1 = node1__m1;
 label_17696:; 
 goto label_17688;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17688;
 }
 }
 else 
 {
 label_17688:; 
 mode1 = 0;
 label_17705:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17713;
 }
 else 
 {
 goto label_17710;
 }
 }
 else 
 {
 label_17710:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17713:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17716:; 
 mode1 = 1;
 goto label_17705;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17725;
 }
 else 
 {
 goto label_17722;
 }
 }
 else 
 {
 label_17722:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17725:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17716;
 }
 }
 else 
 {
 goto label_17716;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_8909:; 
 mode4 = 0;
 goto label_8926;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_8926;
 }
 }
 else 
 {
 mode4 = 0;
 label_8926:; 
 goto label_8551;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1130;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1130:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3844 = check__tmp;
 main__c1 = __return_3844;
 {
 _Bool __tmp_115;
 __tmp_115 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_115;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_9160;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9194:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9223;
 }
 }
 else 
 {
 mode4 = 0;
 label_9223:; 
 goto label_8830;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_9160:; 
 mode1 = 0;
 goto label_9177;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_9177;
 }
 }
 else 
 {
 mode1 = 0;
 label_9177:; 
 goto label_9096;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3834 = check__tmp;
 main__c1 = __return_3834;
 {
 _Bool __tmp_116;
 __tmp_116 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_116;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9096:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9108:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9137;
 }
 }
 else 
 {
 mode4 = 0;
 label_9137:; 
 goto label_8728;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3784 = check__tmp;
 main__c1 = __return_3784;
 {
 _Bool __tmp_117;
 __tmp_117 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_117;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8595;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8629:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_8653:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_8670 = check__tmp;
 main__c1 = __return_8670;
 {
 _Bool __tmp_118;
 __tmp_118 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_118;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17494;
 }
 else 
 {
 label_17494:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17509;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17509;
 }
 else 
 {
 send1 = node1__m1;
 label_17509:; 
 goto label_17501;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17501;
 }
 }
 else 
 {
 label_17501:; 
 mode1 = 0;
 label_17518:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17526;
 }
 else 
 {
 goto label_17523;
 }
 }
 else 
 {
 label_17523:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17526:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17529:; 
 mode1 = 1;
 goto label_17518;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17538;
 }
 else 
 {
 goto label_17535;
 }
 }
 else 
 {
 label_17535:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17538:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17529;
 }
 }
 else 
 {
 goto label_17529;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8595:; 
 mode1 = 0;
 goto label_8612;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8612;
 }
 }
 else 
 {
 mode1 = 0;
 label_8612:; 
 goto label_8515;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3774 = check__tmp;
 main__c1 = __return_3774;
 {
 _Bool __tmp_119;
 __tmp_119 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_119;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8515:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8527:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_8551:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_8568 = check__tmp;
 main__c1 = __return_8568;
 {
 _Bool __tmp_120;
 __tmp_120 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_120;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 goto label_17464;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 label_17464:; 
 mode1 = 1;
 label_17482:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17475;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 label_17475:; 
 goto label_17464;
 }
 }
 else 
 {
 mode1 = 1;
 goto label_17482;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1086;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1086:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3804 = check__tmp;
 main__c1 = __return_3804;
 {
 _Bool __tmp_121;
 __tmp_121 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_121;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_8772;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8806:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_8830:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_8847 = check__tmp;
 main__c1 = __return_8847;
 {
 _Bool __tmp_122;
 __tmp_122 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_122;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_17620;
 }
 else 
 {
 label_17620:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_17635;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_17635;
 }
 else 
 {
 send1 = node1__m1;
 label_17635:; 
 goto label_17627;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_17627;
 }
 }
 else 
 {
 label_17627:; 
 mode1 = 0;
 label_17644:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17652;
 }
 else 
 {
 goto label_17649;
 }
 }
 else 
 {
 label_17649:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17652:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17655:; 
 mode1 = 1;
 goto label_17644;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17664;
 }
 else 
 {
 goto label_17661;
 }
 }
 else 
 {
 label_17661:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17664:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17655;
 }
 }
 else 
 {
 goto label_17655;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_8772:; 
 mode1 = 0;
 goto label_8789;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_8789;
 }
 }
 else 
 {
 mode1 = 0;
 label_8789:; 
 goto label_8692;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3794 = check__tmp;
 main__c1 = __return_3794;
 {
 _Bool __tmp_123;
 __tmp_123 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_123;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_8692:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_8704:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_8728:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_8745 = check__tmp;
 main__c1 = __return_8745;
 {
 _Bool __tmp_124;
 __tmp_124 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_124;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 label_17564:; 
 mode1 = 1;
 goto label_17584;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 mode1 = 1;
 label_17584:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17564;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17567;
 }
 }
 else 
 {
 label_17567:; 
 mode1 = 1;
 label_17588:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_17603;
 }
 else 
 {
 goto label_17600;
 }
 }
 else 
 {
 label_17600:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_17603:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17597;
 }
 }
 else 
 {
 label_17597:; 
 mode2 = 1;
 goto label_16940;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_426;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_426:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3904 = check__tmp;
 main__c1 = __return_3904;
 {
 _Bool __tmp_125;
 __tmp_125 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_125;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_9701;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9735:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_9763;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_9800 = check__tmp;
 main__c1 = __return_9800;
 {
 _Bool __tmp_126;
 __tmp_126 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_126;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 label_9763:; 
 mode4 = 0;
 goto label_9780;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9780;
 }
 }
 else 
 {
 mode4 = 0;
 label_9780:; 
 goto label_9379;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_9701:; 
 mode1 = 0;
 goto label_9718;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_9718;
 }
 }
 else 
 {
 mode1 = 0;
 label_9718:; 
 goto label_9595;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3894 = check__tmp;
 main__c1 = __return_3894;
 {
 _Bool __tmp_127;
 __tmp_127 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_127;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9595:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9607:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_9635;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_9674 = check__tmp;
 main__c1 = __return_9674;
 {
 _Bool __tmp_128;
 __tmp_128 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_128;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18050;
 }
 else 
 {
 label_18050:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18065;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18065;
 }
 else 
 {
 send1 = node1__m1;
 label_18065:; 
 goto label_18057;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18057;
 }
 }
 else 
 {
 label_18057:; 
 mode1 = 0;
 label_18074:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18082;
 }
 else 
 {
 goto label_18079;
 }
 }
 else 
 {
 label_18079:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18082:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18085:; 
 mode1 = 1;
 goto label_18074;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18094;
 }
 else 
 {
 goto label_18091;
 }
 }
 else 
 {
 label_18091:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18094:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18085;
 }
 }
 else 
 {
 goto label_18085;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_9635:; 
 mode4 = 0;
 goto label_9652;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9652;
 }
 }
 else 
 {
 mode4 = 0;
 label_9652:; 
 goto label_9277;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1218;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1218:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3924 = check__tmp;
 main__c1 = __return_3924;
 {
 _Bool __tmp_129;
 __tmp_129 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_129;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_9886;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9920:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9949;
 }
 }
 else 
 {
 mode4 = 0;
 label_9949:; 
 goto label_9556;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_9886:; 
 mode1 = 0;
 goto label_9903;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_9903;
 }
 }
 else 
 {
 mode1 = 0;
 label_9903:; 
 goto label_9822;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3914 = check__tmp;
 main__c1 = __return_3914;
 {
 _Bool __tmp_130;
 __tmp_130 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_130;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9822:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9834:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_9863;
 }
 }
 else 
 {
 mode4 = 0;
 label_9863:; 
 goto label_9454;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3864 = check__tmp;
 main__c1 = __return_3864;
 {
 _Bool __tmp_131;
 __tmp_131 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_131;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_9321;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9355:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_9379:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_9396 = check__tmp;
 main__c1 = __return_9396;
 {
 _Bool __tmp_132;
 __tmp_132 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_132;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_17812;
 }
 else 
 {
 goto label_17809;
 }
 }
 else 
 {
 label_17809:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_17812:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_17815:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_17824;
 }
 else 
 {
 goto label_17821;
 }
 }
 else 
 {
 label_17821:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_17824:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17815;
 }
 }
 else 
 {
 goto label_17815;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_9321:; 
 mode1 = 0;
 goto label_9338;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_9338;
 }
 }
 else 
 {
 mode1 = 0;
 label_9338:; 
 goto label_9241;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3854 = check__tmp;
 main__c1 = __return_3854;
 {
 _Bool __tmp_133;
 __tmp_133 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_133;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9241:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9253:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_9277:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_9294 = check__tmp;
 main__c1 = __return_9294;
 {
 _Bool __tmp_134;
 __tmp_134 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_134;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 label_17751:; 
 mode1 = 1;
 goto label_17771;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 mode1 = 1;
 label_17771:; 
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17751;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17754;
 }
 }
 else 
 {
 label_17754:; 
 mode1 = 1;
 label_17775:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_17790;
 }
 else 
 {
 goto label_17787;
 }
 }
 else 
 {
 label_17787:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_17790:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17784;
 }
 }
 else 
 {
 label_17784:; 
 mode2 = 1;
 goto label_16940;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1174;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1174:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3884 = check__tmp;
 main__c1 = __return_3884;
 {
 _Bool __tmp_135;
 __tmp_135 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_135;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_9498;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 mode1 = 0;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9532:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_9556:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_9573 = check__tmp;
 main__c1 = __return_9573;
 {
 _Bool __tmp_136;
 __tmp_136 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_136;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18021;
 }
 else 
 {
 goto label_18018;
 }
 }
 else 
 {
 label_18018:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18021:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18024:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18033;
 }
 else 
 {
 goto label_18030;
 }
 }
 else 
 {
 label_18030:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18033:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18024;
 }
 }
 else 
 {
 goto label_18024;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 label_9498:; 
 mode1 = 0;
 goto label_9515;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_9515;
 }
 }
 else 
 {
 mode1 = 0;
 label_9515:; 
 goto label_9418;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_3874 = check__tmp;
 main__c1 = __return_3874;
 {
 _Bool __tmp_137;
 __tmp_137 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_137;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_9418:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 label_9430:; 
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_9454:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_9471 = check__tmp;
 main__c1 = __return_9471;
 {
 _Bool __tmp_138;
 __tmp_138 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_138;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 p1_new = node1____CPAchecker_TMP_0;
 label_17850:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_17945;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_17945;
 }
 else 
 {
 label_17945:; 
 goto label_17938;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_17938;
 }
 }
 else 
 {
 label_17938:; 
 mode2 = 0;
 label_17954:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_17962;
 }
 else 
 {
 goto label_17959;
 }
 }
 else 
 {
 label_17959:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_17962:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_17965:; 
 mode2 = 1;
 goto label_17954;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_17974;
 }
 else 
 {
 goto label_17971;
 }
 }
 else 
 {
 label_17971:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_17974:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17965;
 }
 }
 else 
 {
 goto label_17965;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 p1_new = node1____CPAchecker_TMP_0;
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_17892;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_17892;
 }
 else 
 {
 label_17892:; 
 goto label_17885;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_17885;
 }
 }
 else 
 {
 label_17885:; 
 mode2 = 0;
 label_17901:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_17909;
 }
 else 
 {
 goto label_17906;
 }
 }
 else 
 {
 label_17906:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_17909:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_17912:; 
 mode2 = 1;
 goto label_17901;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_17921;
 }
 else 
 {
 goto label_17918;
 }
 }
 else 
 {
 label_17918:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_17921:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17912;
 }
 }
 else 
 {
 goto label_17912;
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17850;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_17853;
 }
 }
 else 
 {
 label_17853:; 
 mode1 = 1;
 label_17875:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_17997;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 label_17997:; 
 mode2 = 1;
 goto label_18004;
 }
 }
 else 
 {
 mode2 = 1;
 label_18004:; 
 goto label_16940;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_162;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_165;
 }
 }
 else 
 {
 label_165:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 p2_new = node2____CPAchecker_TMP_0;
 label_288:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4624 = check__tmp;
 main__c1 = __return_4624;
 {
 _Bool __tmp_139;
 __tmp_139 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_139;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15659;
 }
 }
 else 
 {
 mode1 = 0;
 label_15659:; 
 goto label_15529;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4614 = check__tmp;
 main__c1 = __return_4614;
 {
 _Bool __tmp_140;
 __tmp_140 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_140;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15529:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_15557;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_15595;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 return __return_main;
 }
 else 
 {
 check__tmp = 0;
  __return_15632 = check__tmp;
 main__c1 = __return_15632;
 {
 _Bool __tmp_141;
 __tmp_141 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_141;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 label_15595:; 
 mode4 = 0;
 goto label_15612;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_15612;
 }
 }
 else 
 {
 mode4 = 0;
 label_15612:; 
 goto label_15343;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_15557:; 
 mode3 = 0;
 goto label_15574;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15574;
 }
 }
 else 
 {
 mode3 = 0;
 label_15574:; 
 goto label_14697;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2010;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2010:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4644 = check__tmp;
 main__c1 = __return_4644;
 {
 _Bool __tmp_142;
 __tmp_142 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_142;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15767;
 }
 }
 else 
 {
 mode1 = 0;
 label_15767:; 
 goto label_15677;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4634 = check__tmp;
 main__c1 = __return_4634;
 {
 _Bool __tmp_143;
 __tmp_143 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_143;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15677:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_15705;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_15744;
 }
 }
 else 
 {
 mode4 = 0;
 label_15744:; 
 goto label_15467;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_15705:; 
 mode3 = 0;
 goto label_15722;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15722;
 }
 }
 else 
 {
 mode3 = 0;
 label_15722:; 
 goto label_14821;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4584 = check__tmp;
 main__c1 = __return_4584;
 {
 _Bool __tmp_144;
 __tmp_144 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_144;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15387;
 }
 }
 else 
 {
 mode1 = 0;
 label_15387:; 
 goto label_15281;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4574 = check__tmp;
 main__c1 = __return_4574;
 {
 _Bool __tmp_145;
 __tmp_145 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_145;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15281:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_15309;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_15343:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_15360 = check__tmp;
 main__c1 = __return_15360;
 {
 _Bool __tmp_146;
 __tmp_146 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_146;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18610;
 }
 else 
 {
 label_18610:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18625;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18625;
 }
 else 
 {
 send1 = node1__m1;
 label_18625:; 
 goto label_18617;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18617;
 }
 }
 else 
 {
 label_18617:; 
 mode1 = 0;
 label_18634:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18642;
 }
 else 
 {
 goto label_18639;
 }
 }
 else 
 {
 label_18639:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18642:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18645:; 
 mode1 = 1;
 goto label_18634;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18654;
 }
 else 
 {
 goto label_18651;
 }
 }
 else 
 {
 label_18651:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18654:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18645;
 }
 }
 else 
 {
 goto label_18645;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_15309:; 
 mode3 = 0;
 goto label_15326;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15326;
 }
 }
 else 
 {
 mode3 = 0;
 label_15326:; 
 goto label_14501;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1966;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1966:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4604 = check__tmp;
 main__c1 = __return_4604;
 {
 _Bool __tmp_147;
 __tmp_147 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_147;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15511;
 }
 }
 else 
 {
 mode1 = 0;
 label_15511:; 
 goto label_15405;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4594 = check__tmp;
 main__c1 = __return_4594;
 {
 _Bool __tmp_148;
 __tmp_148 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_148;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15405:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 if (((int)node3__m3) > ((int)id3))
 {
 send3 = node3__m3;
 goto label_15433;
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_15467:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_15484 = check__tmp;
 main__c1 = __return_15484;
 {
 _Bool __tmp_149;
 __tmp_149 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_149;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18678;
 }
 else 
 {
 goto label_18675;
 }
 }
 else 
 {
 label_18675:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18678:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18672;
 }
 }
 else 
 {
 label_18672:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_15433:; 
 mode3 = 0;
 goto label_15450;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15450;
 }
 }
 else 
 {
 mode3 = 0;
 label_15450:; 
 goto label_14599;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_646;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_646:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4704 = check__tmp;
 main__c1 = __return_4704;
 {
 _Bool __tmp_150;
 __tmp_150 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_150;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15977;
 }
 }
 else 
 {
 mode1 = 0;
 label_15977:; 
 goto label_15925;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4694 = check__tmp;
 main__c1 = __return_4694;
 {
 _Bool __tmp_151;
 __tmp_151 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_151;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15925:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15954;
 }
 }
 else 
 {
 mode3 = 0;
 label_15954:; 
 goto label_15099;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2098;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2098:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4724 = check__tmp;
 main__c1 = __return_4724;
 {
 _Bool __tmp_152;
 __tmp_152 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_152;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16047;
 }
 }
 else 
 {
 mode1 = 0;
 label_16047:; 
 goto label_15995;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4714 = check__tmp;
 main__c1 = __return_4714;
 {
 _Bool __tmp_153;
 __tmp_153 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_153;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15995:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_16024;
 }
 }
 else 
 {
 mode3 = 0;
 label_16024:; 
 goto label_15223;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4664 = check__tmp;
 main__c1 = __return_4664;
 {
 _Bool __tmp_154;
 __tmp_154 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_154;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15837;
 }
 }
 else 
 {
 mode1 = 0;
 label_15837:; 
 goto label_15785;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4654 = check__tmp;
 main__c1 = __return_4654;
 {
 _Bool __tmp_155;
 __tmp_155 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_155;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15785:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15814;
 }
 }
 else 
 {
 mode3 = 0;
 label_15814:; 
 goto label_14903;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2054;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2054:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4684 = check__tmp;
 main__c1 = __return_4684;
 {
 _Bool __tmp_156;
 __tmp_156 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_156;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15907;
 }
 }
 else 
 {
 mode1 = 0;
 label_15907:; 
 goto label_15855;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4674 = check__tmp;
 main__c1 = __return_4674;
 {
 _Bool __tmp_157;
 __tmp_157 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_157;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15855:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 if (!(alive3 == 0))
 {
 return __return_main;
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_15884;
 }
 }
 else 
 {
 mode3 = 0;
 label_15884:; 
 goto label_15001;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_0 = p2_new;
 p2_new = node2____CPAchecker_TMP_0;
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4464 = check__tmp;
 main__c1 = __return_4464;
 {
 _Bool __tmp_158;
 __tmp_158 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_158;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14779;
 }
 }
 else 
 {
 mode1 = 0;
 label_14779:; 
 goto label_14673;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4454 = check__tmp;
 main__c1 = __return_4454;
 {
 _Bool __tmp_159;
 __tmp_159 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_159;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14673:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_14697:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_14713;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_14752 = check__tmp;
 main__c1 = __return_14752;
 {
 _Bool __tmp_160;
 __tmp_160 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_160;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18377;
 }
 else 
 {
 label_18377:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18392;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18392;
 }
 else 
 {
 send1 = node1__m1;
 label_18392:; 
 goto label_18384;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18384;
 }
 }
 else 
 {
 label_18384:; 
 mode1 = 0;
 label_18401:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18409;
 }
 else 
 {
 goto label_18406;
 }
 }
 else 
 {
 label_18406:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18409:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18412:; 
 mode1 = 1;
 goto label_18401;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18421;
 }
 else 
 {
 goto label_18418;
 }
 }
 else 
 {
 label_18418:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18421:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18412;
 }
 }
 else 
 {
 goto label_18412;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_14713:; 
 mode4 = 0;
 goto label_14730;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_14730;
 }
 }
 else 
 {
 mode4 = 0;
 label_14730:; 
 goto label_14513;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1834;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1834:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4484 = check__tmp;
 main__c1 = __return_4484;
 {
 _Bool __tmp_161;
 __tmp_161 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_161;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14861;
 }
 }
 else 
 {
 mode1 = 0;
 label_14861:; 
 goto label_14797;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4474 = check__tmp;
 main__c1 = __return_4474;
 {
 _Bool __tmp_162;
 __tmp_162 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_162;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14797:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_14821:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_14838;
 }
 }
 else 
 {
 mode4 = 0;
 label_14838:; 
 goto label_14611;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4424 = check__tmp;
 main__c1 = __return_4424;
 {
 _Bool __tmp_163;
 __tmp_163 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_163;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14557;
 }
 }
 else 
 {
 mode1 = 0;
 label_14557:; 
 goto label_14477;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4414 = check__tmp;
 main__c1 = __return_4414;
 {
 _Bool __tmp_164;
 __tmp_164 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_164;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14477:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_14501:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_14513:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_14530 = check__tmp;
 main__c1 = __return_14530;
 {
 _Bool __tmp_165;
 __tmp_165 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_165;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18276;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 label_18276:; 
 mode1 = 1;
 goto label_18283;
 }
 }
 else 
 {
 mode1 = 1;
 label_18283:; 
 goto label_16887;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1790;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1790:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4444 = check__tmp;
 main__c1 = __return_4444;
 {
 _Bool __tmp_166;
 __tmp_166 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_166;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14655;
 }
 }
 else 
 {
 mode1 = 0;
 label_14655:; 
 goto label_14575;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4434 = check__tmp;
 main__c1 = __return_4434;
 {
 _Bool __tmp_167;
 __tmp_167 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_167;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14575:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_14599:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_14611:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_14628 = check__tmp;
 main__c1 = __return_14628;
 {
 _Bool __tmp_168;
 __tmp_168 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_168;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 goto label_16887;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18296;
 }
 }
 else 
 {
 label_18296:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_18331;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_18331;
 }
 else 
 {
 label_18331:; 
 goto label_18324;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_18324;
 }
 }
 else 
 {
 label_18324:; 
 mode2 = 0;
 label_18340:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_18348;
 }
 else 
 {
 goto label_18345;
 }
 }
 else 
 {
 label_18345:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_18348:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_18351:; 
 mode2 = 1;
 goto label_18340;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18360;
 }
 else 
 {
 goto label_18357;
 }
 }
 else 
 {
 label_18357:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18360:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18351;
 }
 }
 else 
 {
 goto label_18351;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_602;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_602:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4544 = check__tmp;
 main__c1 = __return_4544;
 {
 _Bool __tmp_169;
 __tmp_169 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_169;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15181;
 }
 }
 else 
 {
 mode1 = 0;
 label_15181:; 
 goto label_15075;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4534 = check__tmp;
 main__c1 = __return_4534;
 {
 _Bool __tmp_170;
 __tmp_170 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_170;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15075:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_15099:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_15115;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_15154 = check__tmp;
 main__c1 = __return_15154;
 {
 _Bool __tmp_171;
 __tmp_171 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_171;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 goto label_18549;
 }
 else 
 {
 label_18549:; 
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 if (((int)node1__m1) > ((int)id1))
 {
 send1 = node1__m1;
 goto label_18564;
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_18564;
 }
 else 
 {
 send1 = node1__m1;
 label_18564:; 
 goto label_18556;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_18556;
 }
 }
 else 
 {
 label_18556:; 
 mode1 = 0;
 label_18573:; 
 goto label_16887;
 }
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 goto label_18581;
 }
 else 
 {
 goto label_18578;
 }
 }
 else 
 {
 label_18578:; 
 node1____CPAchecker_TMP_0 = p1_new;
 label_18581:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_18584:; 
 mode1 = 1;
 goto label_18573;
 }
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18593;
 }
 else 
 {
 goto label_18590;
 }
 }
 else 
 {
 label_18590:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18593:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18584;
 }
 }
 else 
 {
 goto label_18584;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_15115:; 
 mode4 = 0;
 goto label_15132;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_15132;
 }
 }
 else 
 {
 mode4 = 0;
 label_15132:; 
 goto label_14915;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1922;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1922:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4564 = check__tmp;
 main__c1 = __return_4564;
 {
 _Bool __tmp_172;
 __tmp_172 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_172;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15263;
 }
 }
 else 
 {
 mode1 = 0;
 label_15263:; 
 goto label_15199;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4554 = check__tmp;
 main__c1 = __return_4554;
 {
 _Bool __tmp_173;
 __tmp_173 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_173;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_15199:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_15223:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_15240;
 }
 }
 else 
 {
 mode4 = 0;
 label_15240:; 
 goto label_15013;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4504 = check__tmp;
 main__c1 = __return_4504;
 {
 _Bool __tmp_174;
 __tmp_174 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_174;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_14959;
 }
 }
 else 
 {
 mode1 = 0;
 label_14959:; 
 goto label_14879;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4494 = check__tmp;
 main__c1 = __return_4494;
 {
 _Bool __tmp_175;
 __tmp_175 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_175;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14879:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_14903:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_14915:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_14932 = check__tmp;
 main__c1 = __return_14932;
 {
 _Bool __tmp_176;
 __tmp_176 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_176;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 goto label_16887;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18439;
 }
 }
 else 
 {
 label_18439:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_18474;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_18474;
 }
 else 
 {
 label_18474:; 
 goto label_18467;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_18467;
 }
 }
 else 
 {
 label_18467:; 
 mode2 = 0;
 label_18483:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_18491;
 }
 else 
 {
 goto label_18488;
 }
 }
 else 
 {
 label_18488:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_18491:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_18494:; 
 mode2 = 1;
 goto label_18483;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18503;
 }
 else 
 {
 goto label_18500;
 }
 }
 else 
 {
 label_18500:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18503:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18494;
 }
 }
 else 
 {
 goto label_18494;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_1878;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_1878:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4524 = check__tmp;
 main__c1 = __return_4524;
 {
 _Bool __tmp_177;
 __tmp_177 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_177;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_15057;
 }
 }
 else 
 {
 mode1 = 0;
 label_15057:; 
 goto label_14977;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4514 = check__tmp;
 main__c1 = __return_4514;
 {
 _Bool __tmp_178;
 __tmp_178 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_178;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_14977:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 label_15001:; 
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_15013:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_15030 = check__tmp;
 main__c1 = __return_15030;
 {
 _Bool __tmp_179;
 __tmp_179 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_179;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 goto label_16887;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18521;
 }
 }
 else 
 {
 label_18521:; 
 mode1 = 1;
 goto label_17290;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_288;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 goto label_291;
 }
 }
 else 
 {
 label_291:; 
 mode2 = 1;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4784 = check__tmp;
 main__c1 = __return_4784;
 {
 _Bool __tmp_180;
 __tmp_180 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_180;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16367;
 }
 }
 else 
 {
 mode1 = 0;
 label_16367:; 
 goto label_16261;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4774 = check__tmp;
 main__c1 = __return_4774;
 {
 _Bool __tmp_181;
 __tmp_181 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_181;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16261:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_16301;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16340 = check__tmp;
 main__c1 = __return_16340;
 {
 _Bool __tmp_182;
 __tmp_182 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_182;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_18845;
 }
 else 
 {
 goto label_18842;
 }
 }
 else 
 {
 label_18842:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_18845:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18839;
 }
 }
 else 
 {
 label_18839:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_16301:; 
 mode4 = 0;
 goto label_16318;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_16318;
 }
 }
 else 
 {
 mode4 = 0;
 label_16318:; 
 goto label_16101;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2186;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2186:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4804 = check__tmp;
 main__c1 = __return_4804;
 {
 _Bool __tmp_183;
 __tmp_183 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_183;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16449;
 }
 }
 else 
 {
 mode1 = 0;
 label_16449:; 
 goto label_16385;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4794 = check__tmp;
 main__c1 = __return_4794;
 {
 _Bool __tmp_184;
 __tmp_184 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_184;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16385:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_16426;
 }
 }
 else 
 {
 mode4 = 0;
 label_16426:; 
 goto label_16199;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_0 = p3_new;
 p3_new = node3____CPAchecker_TMP_0;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4744 = check__tmp;
 main__c1 = __return_4744;
 {
 _Bool __tmp_185;
 __tmp_185 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_185;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16145;
 }
 }
 else 
 {
 mode1 = 0;
 label_16145:; 
 goto label_16065;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4734 = check__tmp;
 main__c1 = __return_4734;
 {
 _Bool __tmp_186;
 __tmp_186 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_186;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16065:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_16101:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16118 = check__tmp;
 main__c1 = __return_16118;
 {
 _Bool __tmp_187;
 __tmp_187 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_187;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 goto label_16887;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18696;
 }
 }
 else 
 {
 label_18696:; 
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_18727;
 }
 else 
 {
 goto label_18724;
 }
 }
 else 
 {
 label_18724:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_18727:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_18730:; 
 mode2 = 1;
 goto label_16940;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18739;
 }
 else 
 {
 goto label_18736;
 }
 }
 else 
 {
 label_18736:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18739:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18730;
 }
 }
 else 
 {
 goto label_18730;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2142;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2142:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4764 = check__tmp;
 main__c1 = __return_4764;
 {
 _Bool __tmp_188;
 __tmp_188 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_188;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16243;
 }
 }
 else 
 {
 mode1 = 0;
 label_16243:; 
 goto label_16163;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4754 = check__tmp;
 main__c1 = __return_4754;
 {
 _Bool __tmp_189;
 __tmp_189 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_189;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16163:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_16199:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16216 = check__tmp;
 main__c1 = __return_16216;
 {
 _Bool __tmp_190;
 __tmp_190 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_190;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_18792;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_18792;
 }
 else 
 {
 label_18792:; 
 goto label_18785;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_18785;
 }
 }
 else 
 {
 label_18785:; 
 mode2 = 0;
 label_18801:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_18809;
 }
 else 
 {
 goto label_18806;
 }
 }
 else 
 {
 label_18806:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_18809:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_18812:; 
 mode2 = 1;
 goto label_18801;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18821;
 }
 else 
 {
 goto label_18818;
 }
 }
 else 
 {
 label_18818:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18821:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18812;
 }
 }
 else 
 {
 goto label_18812;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18757;
 }
 }
 else 
 {
 label_18757:; 
 mode1 = 1;
 goto label_17588;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 goto label_690;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 label_690:; 
 p3_new = node3____CPAchecker_TMP_1;
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4864 = check__tmp;
 main__c1 = __return_4864;
 {
 _Bool __tmp_191;
 __tmp_191 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_191;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16769;
 }
 }
 else 
 {
 mode1 = 0;
 label_16769:; 
 goto label_16663;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4854 = check__tmp;
 main__c1 = __return_4854;
 {
 _Bool __tmp_192;
 __tmp_192 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_192;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16663:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 if (((int)node4__m4) > ((int)id4))
 {
 send4 = node4__m4;
 goto label_16703;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 mode4 = 0;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16742 = check__tmp;
 main__c1 = __return_16742;
 {
 _Bool __tmp_193;
 __tmp_193 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_193;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 goto label_19002;
 }
 else 
 {
 goto label_18999;
 }
 }
 else 
 {
 label_18999:; 
 node1____CPAchecker_TMP_1 = p1_new;
 label_19002:; 
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18996;
 }
 }
 else 
 {
 label_18996:; 
 mode1 = 1;
 goto label_16887;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 label_16703:; 
 mode4 = 0;
 goto label_16720;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_16720;
 }
 }
 else 
 {
 mode4 = 0;
 label_16720:; 
 goto label_16503;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2274;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2274:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4884 = check__tmp;
 main__c1 = __return_4884;
 {
 _Bool __tmp_194;
 __tmp_194 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_194;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16851;
 }
 }
 else 
 {
 mode1 = 0;
 label_16851:; 
 goto label_16787;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4874 = check__tmp;
 main__c1 = __return_4874;
 {
 _Bool __tmp_195;
 __tmp_195 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_195;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16787:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 if (!(alive4 == 0))
 {
 return __return_main;
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_16828;
 }
 }
 else 
 {
 mode4 = 0;
 label_16828:; 
 goto label_16601;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 mode3 = 1;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4824 = check__tmp;
 main__c1 = __return_4824;
 {
 _Bool __tmp_196;
 __tmp_196 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_196;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16547;
 }
 }
 else 
 {
 mode1 = 0;
 label_16547:; 
 goto label_16467;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 p4_new = node4____CPAchecker_TMP_0;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4814 = check__tmp;
 main__c1 = __return_4814;
 {
 _Bool __tmp_197;
 __tmp_197 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_197;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16467:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_16503:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16520 = check__tmp;
 main__c1 = __return_16520;
 {
 _Bool __tmp_198;
 __tmp_198 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_198;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 if (!(alive2 == 0))
 {
 if (((int)node2__m2) > ((int)id2))
 {
 send2 = node2__m2;
 goto label_18898;
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_18898;
 }
 else 
 {
 label_18898:; 
 goto label_18891;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_18891;
 }
 }
 else 
 {
 label_18891:; 
 mode2 = 0;
 label_18907:; 
 goto label_16940;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 goto label_18915;
 }
 else 
 {
 goto label_18912;
 }
 }
 else 
 {
 label_18912:; 
 node2____CPAchecker_TMP_0 = p2_new;
 label_18915:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_18918:; 
 mode2 = 1;
 goto label_18907;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18927;
 }
 else 
 {
 goto label_18924;
 }
 }
 else 
 {
 label_18924:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18927:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18918;
 }
 }
 else 
 {
 goto label_18918;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18863;
 }
 }
 else 
 {
 label_18863:; 
 mode1 = 1;
 goto label_17775;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 goto label_2230;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 label_2230:; 
 p4_new = node4____CPAchecker_TMP_1;
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4844 = check__tmp;
 main__c1 = __return_4844;
 {
 _Bool __tmp_199;
 __tmp_199 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_199;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_16645;
 }
 }
 else 
 {
 mode1 = 0;
 label_16645:; 
 goto label_16565;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 mode4 = 1;
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_4834 = check__tmp;
 main__c1 = __return_4834;
 {
 _Bool __tmp_200;
 __tmp_200 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_200;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 return __return_main;
 }
 else 
 {
 r1 = r1 + 1;
 node1__m1 = p4_old;
 p4_old = nomsg;
 if (((int)node1__m1) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode1 = 0;
 label_16565:; 
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 node2__m2 = p1_old;
 p1_old = nomsg;
 if (((int)node2__m2) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode2 = 0;
 {
 msg_t node3__m3;
 node3__m3 = nomsg;
 if (!(mode3 == 0))
 {
 node3__m3 = p2_old;
 p2_old = nomsg;
 if (((int)node3__m3) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode3 = 0;
 {
 msg_t node4__m4;
 node4__m4 = nomsg;
 if (!(mode4 == 0))
 {
 node4__m4 = p3_old;
 p3_old = nomsg;
 if (((int)node4__m4) != ((int)nomsg))
 {
 return __return_main;
 }
 else 
 {
 mode4 = 0;
 label_16601:; 
 p1_old = p1_new;
 p1_new = nomsg;
 p2_old = p2_new;
 p2_new = nomsg;
 p3_old = p3_new;
 p3_new = nomsg;
 p4_old = p4_new;
 p4_new = nomsg;
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
  __return_16618 = check__tmp;
 main__c1 = __return_16618;
 {
 _Bool __tmp_201;
 __tmp_201 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_201;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive1 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send1) != ((int)id1))
 {
 int node1____CPAchecker_TMP_1;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_1 = send1;
 p1_new = node1____CPAchecker_TMP_1;
 mode1 = 1;
 {
 msg_t node2__m2;
 node2__m2 = nomsg;
 if (!(mode2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (!(alive2 == 0))
 {
 return __return_main;
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 goto label_18978;
 }
 else 
 {
 goto label_18975;
 }
 }
 else 
 {
 label_18975:; 
 node2____CPAchecker_TMP_1 = p2_new;
 label_18978:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_18972;
 }
 }
 else 
 {
 label_18972:; 
 mode2 = 1;
 goto label_16940;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_1 = p1_new;
 p1_new = node1____CPAchecker_TMP_1;
 goto label_18945;
 }
 }
 else 
 {
 label_18945:; 
 mode1 = 1;
 goto label_17875;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }