// 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.4.2.ufo.UNBOUNDED.pals.c.v+lhb-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_10566;
int __return_12004;
int __return_10742;
int __return_10825;
int __return_11302;
int __return_11756;
int __return_12043;
int __return_11022;
int __return_11345;
int __return_11811;
int __return_11103;
int __return_11383;
int __return_11861;
int __return_11164;
int __return_11422;
int __return_11912;
int __return_12151;
int __return_11703;
int __return_11950;
int __return_12291;
int __return_12322;
int __return_12204;
int __return_12235;
int __return_11261;
int __return_11460;
int __return_10665;
int __return_11207;
int __return_11600;
int __return_11631;
int __return_11513;
int __return_11544;
int __return_12478;
int __return_12509;
int __return_12393;
int __return_12424;
int __return_12649;
int __return_12680;
int __return_12562;
int __return_12593;
int __return_13218;
int __return_13249;
int __return_13133;
int __return_13164;
int __return_13389;
int __return_13420;
int __return_13302;
int __return_13333;
int __return_12859;
int __return_12890;
int __return_12774;
int __return_12805;
int __return_13030;
int __return_13061;
int __return_12943;
int __return_12974;
int __return_13576;
int __return_13607;
int __return_13491;
int __return_13522;
int __return_13747;
int __return_13778;
int __return_13660;
int __return_13691;
 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_10566 = init__tmp;
 main__i2 = __return_10566;
 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;
 label_10591:; 
 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_11648:; 
 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;
 label_11981:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_11983:; 
 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_12004 = check__tmp;
 main__c1 = __return_12004;
 {
 _Bool __tmp_1;
 __tmp_1 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_1;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 label_10672:; 
 {
 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;
 label_11039:; 
 mode1 = 0;
 label_10687:; 
 {
 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;
 label_10971:; 
 mode2 = 0;
 label_10700:; 
 {
 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;
 label_11717:; 
 mode3 = 0;
 label_10712:; 
 {
 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;
 label_11275:; 
 mode4 = 0;
 label_10724:; 
 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_10742 = check__tmp;
 main__c1 = __return_10742;
 {
 _Bool __tmp_2;
 __tmp_2 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_2;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 label_10749:; 
 {
 msg_t node1__m1;
 node1__m1 = nomsg;
 if (!(mode1 == 0))
 {
 if (r1 == 255)
 {
 r1 = 3;
 label_10842:; 
 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;
 label_10857:; 
 label_10847:; 
 mode1 = 0;
 label_10765:; 
 {
 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;
 label_10943:; 
 label_10777:; 
 mode2 = 0;
 label_10779:; 
 {
 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;
 label_10915:; 
 label_10791:; 
 mode3 = 0;
 label_10793:; 
 {
 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;
 label_10887:; 
 label_10805:; 
 mode4 = 0;
 label_10807:; 
 label_10809:; 
 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;
 label_10817:; 
 {
 int check__tmp;
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1)
 {
 if (((int)r1) < 4)
 {
 check__tmp = 1;
 label_10878:; 
 label_10824:; 
  __return_10825 = check__tmp;
 main__c1 = __return_10825;
 label_10826:; 
 {
 _Bool __tmp_3;
 __tmp_3 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_3;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 label_10832:; 
 goto label_10749;
 }
 }
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_10878;
 }
 else 
 {
 check__tmp = 0;
 goto label_10878;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 goto label_10824;
 }
 }
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 goto label_10887;
 }
 else 
 {
 goto label_10887;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 goto label_10805;
 }
 }
 else 
 {
 goto label_10805;
 }
 }
 else 
 {
 if (!(alive4 == 0))
 {
 int node4____CPAchecker_TMP_0;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_0 = send4;
 label_10896:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_10898:; 
 mode4 = 1;
 goto label_10807;
 }
 else 
 {
 label_10895:; 
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_10896;
 }
 }
 else 
 {
 goto label_10895;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_10906:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_10898;
 }
 else 
 {
 label_10905:; 
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_10906;
 }
 }
 else 
 {
 goto label_10905;
 }
 }
 else 
 {
 goto label_10898;
 }
 }
 }
 }
 }
 else 
 {
 if (((int)node3__m3) == ((int)id3))
 {
 st3 = 1;
 goto label_10915;
 }
 else 
 {
 goto label_10915;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 goto label_10791;
 }
 }
 else 
 {
 goto label_10791;
 }
 }
 else 
 {
 if (!(alive3 == 0))
 {
 int node3____CPAchecker_TMP_0;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_0 = send3;
 label_10924:; 
 p3_new = node3____CPAchecker_TMP_0;
 label_10926:; 
 mode3 = 1;
 goto label_10793;
 }
 else 
 {
 label_10923:; 
 node3____CPAchecker_TMP_0 = p3_new;
 goto label_10924;
 }
 }
 else 
 {
 goto label_10923;
 }
 }
 else 
 {
 if (((int)send3) != ((int)id3))
 {
 int node3____CPAchecker_TMP_1;
 if (send3 != nomsg)
 {
 if (p3_new == nomsg)
 {
 node3____CPAchecker_TMP_1 = send3;
 label_10934:; 
 p3_new = node3____CPAchecker_TMP_1;
 goto label_10926;
 }
 else 
 {
 label_10933:; 
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_10934;
 }
 }
 else 
 {
 goto label_10933;
 }
 }
 else 
 {
 goto label_10926;
 }
 }
 }
 }
 }
 else 
 {
 if (((int)node2__m2) == ((int)id2))
 {
 st2 = 1;
 goto label_10943;
 }
 else 
 {
 goto label_10943;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 goto label_10777;
 }
 }
 else 
 {
 goto label_10777;
 }
 }
 else 
 {
 if (!(alive2 == 0))
 {
 int node2____CPAchecker_TMP_0;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_0 = send2;
 label_10952:; 
 p2_new = node2____CPAchecker_TMP_0;
 label_10954:; 
 mode2 = 1;
 goto label_10779;
 }
 else 
 {
 label_10951:; 
 node2____CPAchecker_TMP_0 = p2_new;
 goto label_10952;
 }
 }
 else 
 {
 goto label_10951;
 }
 }
 else 
 {
 if (((int)send2) != ((int)id2))
 {
 int node2____CPAchecker_TMP_1;
 if (send2 != nomsg)
 {
 if (p2_new == nomsg)
 {
 node2____CPAchecker_TMP_1 = send2;
 label_10962:; 
 p2_new = node2____CPAchecker_TMP_1;
 goto label_10954;
 }
 else 
 {
 label_10961:; 
 node2____CPAchecker_TMP_1 = p2_new;
 goto label_10962;
 }
 }
 else 
 {
 goto label_10961;
 }
 }
 else 
 {
 goto label_10954;
 }
 }
 }
 }
 }
 else 
 {
 if (((int)node1__m1) == ((int)id1))
 {
 st1 = 1;
 goto label_10857;
 }
 else 
 {
 goto label_10857;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 goto label_10847;
 }
 }
 else 
 {
 goto label_10847;
 }
 }
 else 
 {
 goto label_10842;
 }
 }
 else 
 {
 if (!(alive1 == 0))
 {
 int node1____CPAchecker_TMP_0;
 if (send1 != nomsg)
 {
 if (p1_new == nomsg)
 {
 node1____CPAchecker_TMP_0 = send1;
 label_10761:; 
 p1_new = node1____CPAchecker_TMP_0;
 label_10756:; 
 mode1 = 1;
 goto label_10765;
 }
 else 
 {
 label_10760:; 
 node1____CPAchecker_TMP_0 = p1_new;
 goto label_10761;
 }
 }
 else 
 {
 goto label_10760;
 }
 }
 else 
 {
 goto label_10756;
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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_11302 = check__tmp;
 main__c1 = __return_11302;
 {
 _Bool __tmp_4;
 __tmp_4 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_4;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10832;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11275;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_10724;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_10724;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_12018:; 
 mode4 = 0;
 label_11738:; 
 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_11756 = check__tmp;
 main__c1 = __return_11756;
 {
 _Bool __tmp_5;
 __tmp_5 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_5;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10832;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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_12043 = check__tmp;
 main__c1 = __return_12043;
 goto label_10826;
 }
 }
 }
 else 
 {
 goto label_12018;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11738;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11738;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11717;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_10712;
 }
 }
 else 
 {
 mode3 = 0;
 goto label_10712;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_11774:; 
 mode3 = 0;
 label_10992:; 
 {
 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;
 label_11320:; 
 mode4 = 0;
 label_11004:; 
 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_11022 = check__tmp;
 main__c1 = __return_11022;
 {
 _Bool __tmp_6;
 __tmp_6 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_6;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10832;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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_11345 = check__tmp;
 main__c1 = __return_11345;
 goto label_10826;
 }
 }
 }
 else 
 {
 goto label_11320;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11004;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11004;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_12056:; 
 mode4 = 0;
 label_11795:; 
 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_11811 = check__tmp;
 main__c1 = __return_11811;
 goto label_10826;
 }
 }
 }
 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;
 goto label_10817;
 }
 else 
 {
 goto label_12056;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11795;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11795;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11774;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_10992;
 }
 }
 else 
 {
 mode3 = 0;
 goto label_10992;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_10971;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_10700;
 }
 }
 else 
 {
 mode2 = 0;
 goto label_10700;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_11115:; 
 mode2 = 0;
 label_11061:; 
 {
 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;
 label_11824:; 
 mode3 = 0;
 label_11073:; 
 {
 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;
 label_11358:; 
 mode4 = 0;
 label_11085:; 
 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_11103 = check__tmp;
 main__c1 = __return_11103;
 {
 _Bool __tmp_7;
 __tmp_7 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_7;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10832;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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_11383 = check__tmp;
 main__c1 = __return_11383;
 goto label_10826;
 }
 }
 }
 else 
 {
 goto label_11358;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11085;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11085;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_12086:; 
 mode4 = 0;
 label_11845:; 
 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_11861 = check__tmp;
 main__c1 = __return_11861;
 goto label_10826;
 }
 }
 }
 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;
 goto label_10817;
 }
 else 
 {
 goto label_12086;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11845;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11845;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11824;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_11073;
 }
 }
 else 
 {
 mode3 = 0;
 goto label_11073;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_11874:; 
 mode3 = 0;
 label_11136:; 
 {
 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;
 label_11396:; 
 mode4 = 0;
 label_11148:; 
 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_11164 = check__tmp;
 main__c1 = __return_11164;
 {
 _Bool __tmp_8;
 __tmp_8 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_8;
 if (assert__arg == 0)
 {
 {reach_error();}
 return __return_main;
 }
 else 
 {
 goto label_10832;
 }
 }
 }
 }
 }
 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;
 label_11428:; 
 label_11421:; 
  __return_11422 = check__tmp;
 main__c1 = __return_11422;
 goto label_10826;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_11428;
 }
 else 
 {
 check__tmp = 0;
 goto label_11428;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 goto label_11421;
 }
 }
 }
 else 
 {
 goto label_11396;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_11148;
 }
 }
 else 
 {
 mode4 = 0;
 goto label_11148;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 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;
 label_12116:; 
 label_12117:; 
 mode4 = 0;
 label_12119:; 
 goto label_10809;
 }
 else 
 {
 if (((int)node4__m4) == ((int)id4))
 {
 st4 = 1;
 goto label_12117;
 }
 else 
 {
 goto label_12116;
 }
 }
 }
 else 
 {
 send4 = node4__m4;
 mode4 = 0;
 goto label_12119;
 }
 }
 else 
 {
 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;
 label_11918:; 
 label_11911:; 
  __return_11912 = check__tmp;
 main__c1 = __return_11912;
 goto label_10826;
 }
 else 
 {
 if ((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 1)
 {
 check__tmp = 1;
 goto label_11918;
 }
 else 
 {
 check__tmp = 0;
 goto label_11918;
 }
 }
 }
 else 
 {
 check__tmp = 0;
 goto label_11911;
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11874;
 }
 }
 }
 else 
 {
 send3 = node3__m3;
 mode3 = 0;
 goto label_11136;
 }
 }
 else 
 {
 mode3 = 0;
 goto label_11136;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11115;
 }
 }
 }
 else 
 {
 send2 = node2__m2;
 mode2 = 0;
 goto label_11061;
 }
 }
 else 
 {
 mode2 = 0;
 goto label_11061;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 goto label_11039;
 }
 }
 }
 else 
 {
 send1 = node1__m1;
 mode1 = 0;
 goto label_10687;
 }
 }
 else 
 {
 mode1 = 0;
 goto label_10687;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_11981;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12161:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_11983;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12161;
 }
 }
 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_12151 = check__tmp;
 main__c1 = __return_12151;
 {
 _Bool __tmp_9;
 __tmp_9 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_9;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_11680:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_11682:; 
 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_11703 = check__tmp;
 main__c1 = __return_11703;
 {
 _Bool __tmp_10;
 __tmp_10 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_10;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_11680;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_11960:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_11682;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_11960;
 }
 }
 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_11950 = check__tmp;
 main__c1 = __return_11950;
 {
 _Bool __tmp_11;
 __tmp_11 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_11;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12251:; 
 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;
 label_12268:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12270:; 
 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_12291 = check__tmp;
 main__c1 = __return_12291;
 {
 _Bool __tmp_12;
 __tmp_12 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_12;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12268;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12332:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12270;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12332;
 }
 }
 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_12322 = check__tmp;
 main__c1 = __return_12322;
 {
 _Bool __tmp_13;
 __tmp_13 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_13;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_12251;
 }
 }
 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;
 label_12181:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12183:; 
 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_12204 = check__tmp;
 main__c1 = __return_12204;
 {
 _Bool __tmp_14;
 __tmp_14 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_14;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12181;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12245:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12183;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12245;
 }
 }
 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_12235 = check__tmp;
 main__c1 = __return_12235;
 {
 _Bool __tmp_15;
 __tmp_15 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_15;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_11238:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_11240:; 
 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_11261 = check__tmp;
 main__c1 = __return_11261;
 {
 _Bool __tmp_16;
 __tmp_16 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_16;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_11238;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_11470:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_11240;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_11470;
 }
 }
 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_11460 = check__tmp;
 main__c1 = __return_11460;
 {
 _Bool __tmp_17;
 __tmp_17 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_17;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_10642:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_10644:; 
 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_10665 = check__tmp;
 main__c1 = __return_10665;
 {
 _Bool __tmp_18;
 __tmp_18 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_18;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_10642;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_11217:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_10644;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_11217;
 }
 }
 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_11207 = check__tmp;
 main__c1 = __return_11207;
 {
 _Bool __tmp_19;
 __tmp_19 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_19;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_11560:; 
 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;
 label_11577:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_11579:; 
 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_11600 = check__tmp;
 main__c1 = __return_11600;
 {
 _Bool __tmp_20;
 __tmp_20 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_20;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_11577;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_11641:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_11579;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_11641;
 }
 }
 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_11631 = check__tmp;
 main__c1 = __return_11631;
 {
 _Bool __tmp_21;
 __tmp_21 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_21;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_11560;
 }
 }
 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;
 label_11490:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_11492:; 
 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_11513 = check__tmp;
 main__c1 = __return_11513;
 {
 _Bool __tmp_22;
 __tmp_22 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_22;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_11490;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_11554:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_11492;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_11554;
 }
 }
 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_11544 = check__tmp;
 main__c1 = __return_11544;
 {
 _Bool __tmp_23;
 __tmp_23 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_23;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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_11648;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 label_12338:; 
 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;
 label_12455:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12457:; 
 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_12478 = check__tmp;
 main__c1 = __return_12478;
 {
 _Bool __tmp_24;
 __tmp_24 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_24;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12455;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12519:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12457;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12519;
 }
 }
 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_12509 = check__tmp;
 main__c1 = __return_12509;
 {
 _Bool __tmp_25;
 __tmp_25 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_25;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12370:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12372:; 
 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_12393 = check__tmp;
 main__c1 = __return_12393;
 {
 _Bool __tmp_26;
 __tmp_26 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_26;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12370;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12434:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12372;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12434;
 }
 }
 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_12424 = check__tmp;
 main__c1 = __return_12424;
 {
 _Bool __tmp_27;
 __tmp_27 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_27;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12609:; 
 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;
 label_12626:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12628:; 
 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_12649 = check__tmp;
 main__c1 = __return_12649;
 {
 _Bool __tmp_28;
 __tmp_28 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_28;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12626;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12690:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12628;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12690;
 }
 }
 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_12680 = check__tmp;
 main__c1 = __return_12680;
 {
 _Bool __tmp_29;
 __tmp_29 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_29;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_12609;
 }
 }
 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;
 label_12539:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12541:; 
 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_12562 = check__tmp;
 main__c1 = __return_12562;
 {
 _Bool __tmp_30;
 __tmp_30 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_30;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12539;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12603:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12541;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12603;
 }
 }
 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_12593 = check__tmp;
 main__c1 = __return_12593;
 {
 _Bool __tmp_31;
 __tmp_31 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_31;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 goto label_12338;
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node1____CPAchecker_TMP_0 = p1_new;
 goto label_10591;
 }
 }
 else 
 {
 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_13078:; 
 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;
 label_13195:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13197:; 
 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_13218 = check__tmp;
 main__c1 = __return_13218;
 {
 _Bool __tmp_32;
 __tmp_32 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_32;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13195;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13259:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13197;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13259;
 }
 }
 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_13249 = check__tmp;
 main__c1 = __return_13249;
 {
 _Bool __tmp_33;
 __tmp_33 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_33;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_13110:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13112:; 
 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_13133 = check__tmp;
 main__c1 = __return_13133;
 {
 _Bool __tmp_34;
 __tmp_34 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_34;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13110;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13174:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13112;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13174;
 }
 }
 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_13164 = check__tmp;
 main__c1 = __return_13164;
 {
 _Bool __tmp_35;
 __tmp_35 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_35;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_13349:; 
 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;
 label_13366:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13368:; 
 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_13389 = check__tmp;
 main__c1 = __return_13389;
 {
 _Bool __tmp_36;
 __tmp_36 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_36;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13366;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13430:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13368;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13430;
 }
 }
 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_13420 = check__tmp;
 main__c1 = __return_13420;
 {
 _Bool __tmp_37;
 __tmp_37 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_37;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_13349;
 }
 }
 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;
 label_13279:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13281:; 
 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_13302 = check__tmp;
 main__c1 = __return_13302;
 {
 _Bool __tmp_38;
 __tmp_38 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_38;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13279;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13343:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13281;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13343;
 }
 }
 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_13333 = check__tmp;
 main__c1 = __return_13333;
 {
 _Bool __tmp_39;
 __tmp_39 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_39;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12836:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12838:; 
 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_12859 = check__tmp;
 main__c1 = __return_12859;
 {
 _Bool __tmp_40;
 __tmp_40 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_40;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12836;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12900:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12838;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12900;
 }
 }
 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_12890 = check__tmp;
 main__c1 = __return_12890;
 {
 _Bool __tmp_41;
 __tmp_41 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_41;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12751:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12753:; 
 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_12774 = check__tmp;
 main__c1 = __return_12774;
 {
 _Bool __tmp_42;
 __tmp_42 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_42;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12751;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12815:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12753;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12815;
 }
 }
 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_12805 = check__tmp;
 main__c1 = __return_12805;
 {
 _Bool __tmp_43;
 __tmp_43 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_43;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_12990:; 
 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;
 label_13007:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13009:; 
 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_13030 = check__tmp;
 main__c1 = __return_13030;
 {
 _Bool __tmp_44;
 __tmp_44 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_44;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13007;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13071:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13009;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13071;
 }
 }
 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_13061 = check__tmp;
 main__c1 = __return_13061;
 {
 _Bool __tmp_45;
 __tmp_45 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_45;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_12990;
 }
 }
 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;
 label_12920:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_12922:; 
 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_12943 = check__tmp;
 main__c1 = __return_12943;
 {
 _Bool __tmp_46;
 __tmp_46 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_46;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_12920;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_12984:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_12922;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_12984;
 }
 }
 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_12974 = check__tmp;
 main__c1 = __return_12974;
 {
 _Bool __tmp_47;
 __tmp_47 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_47;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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_13078;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node2____CPAchecker_TMP_1 = p2_new;
 p2_new = node2____CPAchecker_TMP_1;
 label_13436:; 
 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;
 label_13553:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13555:; 
 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_13576 = check__tmp;
 main__c1 = __return_13576;
 {
 _Bool __tmp_48;
 __tmp_48 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_48;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13553;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13617:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13555;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13617;
 }
 }
 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_13607 = check__tmp;
 main__c1 = __return_13607;
 {
 _Bool __tmp_49;
 __tmp_49 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_49;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_13468:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13470:; 
 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_13491 = check__tmp;
 main__c1 = __return_13491;
 {
 _Bool __tmp_50;
 __tmp_50 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_50;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13468;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13532:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13470;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13532;
 }
 }
 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_13522 = check__tmp;
 main__c1 = __return_13522;
 {
 _Bool __tmp_51;
 __tmp_51 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_51;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 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;
 label_13707:; 
 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;
 label_13724:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13726:; 
 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_13747 = check__tmp;
 main__c1 = __return_13747;
 {
 _Bool __tmp_52;
 __tmp_52 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_52;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13724;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13788:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13726;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13788;
 }
 }
 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_13778 = check__tmp;
 main__c1 = __return_13778;
 {
 _Bool __tmp_53;
 __tmp_53 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_53;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node3____CPAchecker_TMP_1 = p3_new;
 goto label_13707;
 }
 }
 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;
 label_13637:; 
 p4_new = node4____CPAchecker_TMP_0;
 label_13639:; 
 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_13660 = check__tmp;
 main__c1 = __return_13660;
 {
 _Bool __tmp_54;
 __tmp_54 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_54;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_0 = p4_new;
 goto label_13637;
 }
 }
 else 
 {
 if (((int)send4) != ((int)id4))
 {
 int node4____CPAchecker_TMP_1;
 if (send4 != nomsg)
 {
 if (p4_new == nomsg)
 {
 node4____CPAchecker_TMP_1 = send4;
 label_13701:; 
 p4_new = node4____CPAchecker_TMP_1;
 goto label_13639;
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 node4____CPAchecker_TMP_1 = p4_new;
 goto label_13701;
 }
 }
 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_13691 = check__tmp;
 main__c1 = __return_13691;
 {
 _Bool __tmp_55;
 __tmp_55 = main__c1;
 _Bool assert__arg;
 assert__arg = __tmp_55;
 if (assert__arg == 0)
 {
 return __return_main;
 }
 else 
 {
 goto label_10672;
 }
 }
 }
 else 
 {
 return __return_main;
 }
 }
 else 
 {
 return __return_main;
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 else 
 {
 goto label_13436;
 }
 }
 }
 }
 }
 }
 }
 }
 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;
 }
 }
 }