// c::P0 // file mix029.c line 20 void * P0(void *); // c::P1 // file mix029.c line 32 void * P1(void *); // c::main // file mix029.c line 46 int _main(void); // c::__CPROVER_initialize // file line 14 void __CPROVER_initialize(void); #include #include // c::__unbuffered_cnt // file mix029.c line 4 int __unbuffered_cnt; // c::__unbuffered_p0_r1 // file mix029.c line 5 int __unbuffered_p0_r1; // c::__unbuffered_p0_r3 // file mix029.c line 6 int __unbuffered_p0_r3; // c::__unbuffered_p0_r4 // file mix029.c line 7 int __unbuffered_p0_r4; // c::__unbuffered_p0_r5 // file mix029.c line 8 int __unbuffered_p0_r5; // c::__unbuffered_p0_r7 // file mix029.c line 9 int __unbuffered_p0_r7; // c::__unbuffered_p1_r1 // file mix029.c line 10 int __unbuffered_p1_r1; // c::__unbuffered_p1_r3 // file mix029.c line 11 int __unbuffered_p1_r3; // c::__unbuffered_p1_r4 // file mix029.c line 12 int __unbuffered_p1_r4; // c::__unbuffered_p1_r5 // file mix029.c line 13 int __unbuffered_p1_r5; // c::__unbuffered_p1_r7 // file mix029.c line 14 int __unbuffered_p1_r7; // c::a // file mix029.c line 15 int a; // c::x // file mix029.c line 16 int x; // c::y // file mix029.c line 17 int y; // c::z // file mix029.c line 18 int z; // c::main$tmp_guard0 // _Bool tmp_guard; // c::main$tmp_guard1 // _Bool tmp_guard1; // c::z$w_buff0 // int czw_buff0; // c::z$w_buff1 // int czw_buff1; // c::z$w_buff0_used // _Bool czw_buff0_used; // c::z$w_buff1_used // _Bool czw_buff1_used; // c::z$mem_tmp // int czmem_tmp; // c::z$flush_delayed // _Bool czflush_delayed; // c::z$read_delayed // _Bool czread_delayed; // c::z$read_delayed_var // int * czread_delayed_var; // c::z$r_buff0_thd0 // _Bool czr_buff0_thd0; // c::z$r_buff1_thd0 // _Bool czr_buff1_thd0; // c::z$r_buff0_thd1 // _Bool czr_buff0_thd1; // c::z$r_buff1_thd1 // _Bool czr_buff1_thd1; // c::z$r_buff0_thd2 // _Bool czr_buff0_thd2; // c::z$r_buff1_thd2 // _Bool czr_buff1_thd2; // weak::choice0 // _Bool weakchoice0; // weak::choice2 // _Bool weakchoice2; // main // int main(void) { czw_buff0_used=false; czw_buff1_used=false; czflush_delayed=false; czread_delayed=false; czread_delayed_var=0; czr_buff0_thd0=false; czr_buff0_thd1=false; czr_buff0_thd2=false; czr_buff1_thd0=false; czr_buff1_thd1=false; czr_buff1_thd2=false; __CPROVER_initialize(); _main(); } // c::P0 // file mix029.c line 20 void * P0(void * arg) { // file mix029.c line 21 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 21 function P0 __unbuffered_p0_r1=2; // file mix029.c line 21 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 22 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 22 function P0 x=__unbuffered_p0_r1; // file mix029.c line 22 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 23 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 23 function P0 __unbuffered_p0_r3=x; // file mix029.c line 23 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 24 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 24 function P0 __unbuffered_p0_r4=((__unbuffered_p0_r3 ^ __unbuffered_p0_r3)); // file mix029.c line 24 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 25 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 25 function P0 __unbuffered_p0_r5=((int) y); // file mix029.c line 25 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 26 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 26 function P0 weakchoice0=nondet_bool(); // file mix029.c line 26 function P0 weakchoice2=nondet_bool(); // file mix029.c line 26 function P0 czflush_delayed=weakchoice2; // file mix029.c line 26 function P0 czmem_tmp=z; // file mix029.c line 26 function P0 z=(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? z:((czw_buff0_used && czr_buff0_thd1)? czw_buff0:czw_buff1)); // file mix029.c line 26 function P0 czw_buff0=(weakchoice2? czw_buff0:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czw_buff0:((czw_buff0_used && czr_buff0_thd1)? czw_buff0:czw_buff0))); // file mix029.c line 26 function P0 czw_buff1=(weakchoice2? czw_buff1:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czw_buff1:((czw_buff0_used && czr_buff0_thd1)? czw_buff1:czw_buff1))); // file mix029.c line 26 function P0 czw_buff0_used=(weakchoice2? czw_buff0_used:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czw_buff0_used:((czw_buff0_used && czr_buff0_thd1)? false:czw_buff0_used))); // file mix029.c line 26 function P0 czw_buff1_used=(weakchoice2? czw_buff1_used:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czw_buff1_used:((czw_buff0_used && czr_buff0_thd1)? false:false))); // file mix029.c line 26 function P0 czr_buff0_thd1=(weakchoice2? czr_buff0_thd1:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czr_buff0_thd1:((czw_buff0_used && czr_buff0_thd1)? false:czr_buff0_thd1))); // file mix029.c line 26 function P0 czr_buff1_thd1=(weakchoice2? czr_buff1_thd1:(((!czw_buff0_used) || (((!czr_buff0_thd1) && (!czw_buff1_used)) || ((!czr_buff0_thd1) && (!czr_buff1_thd1))))? czr_buff1_thd1:((czw_buff0_used && czr_buff0_thd1)? false:false))); // file mix029.c line 26 function P0 __unbuffered_p0_r7=z; // file mix029.c line 26 function P0 z=(czflush_delayed? czmem_tmp:z); // file mix029.c line 26 function P0 czflush_delayed=false; // file mix029.c line 26 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 28 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 28 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 29 function P0 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 29 function P0 __unbuffered_cnt=((__unbuffered_cnt+1)); // file mix029.c line 29 function P0 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 30 function P0 return nondet_ptr(); // file mix029.c line 30 function P0 } // c::P1 // file mix029.c line 32 void * P1(void * arg1) { // file mix029.c line 33 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 33 function P1 __unbuffered_p1_r1=1; // file mix029.c line 33 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 34 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 34 function P1 czw_buff1=czw_buff0; // file mix029.c line 34 function P1 czw_buff0=__unbuffered_p1_r1; // file mix029.c line 34 function P1 czw_buff1_used=czw_buff0_used; // file mix029.c line 34 function P1 czw_buff0_used=true; // file mix029.c line 34 function P1 assert((!(czw_buff1_used && czw_buff0_used))); // file mix029.c line 34 function P1 czr_buff1_thd0=czr_buff0_thd0; // file mix029.c line 34 function P1 czr_buff1_thd1=czr_buff0_thd1; // file mix029.c line 34 function P1 czr_buff1_thd2=czr_buff0_thd2; // file mix029.c line 34 function P1 czr_buff0_thd2=true; // file mix029.c line 34 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 35 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 35 function P1 weakchoice0=nondet_bool(); // file mix029.c line 35 function P1 weakchoice2=nondet_bool(); // file mix029.c line 35 function P1 czflush_delayed=weakchoice2; // file mix029.c line 35 function P1 czmem_tmp=z; // file mix029.c line 35 function P1 z=(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? z:((czw_buff0_used && czr_buff0_thd2)? czw_buff0:czw_buff1)); // file mix029.c line 35 function P1 czw_buff0=(weakchoice2? czw_buff0:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czw_buff0:((czw_buff0_used && czr_buff0_thd2)? czw_buff0:czw_buff0))); // file mix029.c line 35 function P1 czw_buff1=(weakchoice2? czw_buff1:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czw_buff1:((czw_buff0_used && czr_buff0_thd2)? czw_buff1:czw_buff1))); // file mix029.c line 35 function P1 czw_buff0_used=(weakchoice2? czw_buff0_used:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czw_buff0_used:((czw_buff0_used && czr_buff0_thd2)? false:czw_buff0_used))); // file mix029.c line 35 function P1 czw_buff1_used=(weakchoice2? czw_buff1_used:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czw_buff1_used:((czw_buff0_used && czr_buff0_thd2)? false:false))); // file mix029.c line 35 function P1 czr_buff0_thd2=(weakchoice2? czr_buff0_thd2:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czr_buff0_thd2:((czw_buff0_used && czr_buff0_thd2)? false:czr_buff0_thd2))); // file mix029.c line 35 function P1 czr_buff1_thd2=(weakchoice2? czr_buff1_thd2:(((!czw_buff0_used) || (((!czr_buff0_thd2) && (!czw_buff1_used)) || ((!czr_buff0_thd2) && (!czr_buff1_thd2))))? czr_buff1_thd2:((czw_buff0_used && czr_buff0_thd2)? false:false))); // file mix029.c line 35 function P1 __unbuffered_p1_r3=z; // file mix029.c line 35 function P1 z=(czflush_delayed? czmem_tmp:z); // file mix029.c line 35 function P1 czflush_delayed=false; // file mix029.c line 35 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 36 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 36 function P1 __unbuffered_p1_r4=((__unbuffered_p1_r3 ^ __unbuffered_p1_r3)); // file mix029.c line 36 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 37 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 37 function P1 __unbuffered_p1_r5=1; // file mix029.c line 37 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 38 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 38 function P1 a=__unbuffered_p1_r5; // file mix029.c line 38 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 39 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 39 function P1 __unbuffered_p1_r7=1; // file mix029.c line 39 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 40 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 40 function P1 x=__unbuffered_p1_r7; // file mix029.c line 40 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 42 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 42 function P1 z=((czw_buff0_used && czr_buff0_thd2)? czw_buff0:((czw_buff1_used && czr_buff1_thd2)? czw_buff1:z)); // file mix029.c line 42 function P1 czw_buff0_used=((czw_buff0_used && czr_buff0_thd2)? false:czw_buff0_used); // file mix029.c line 42 function P1 czw_buff1_used=(((czw_buff0_used && czr_buff0_thd2) || (czw_buff1_used && czr_buff1_thd2))? false:czw_buff1_used); // file mix029.c line 42 function P1 czr_buff0_thd2=((czw_buff0_used && czr_buff0_thd2)? false:czr_buff0_thd2); // file mix029.c line 42 function P1 czr_buff1_thd2=(((czw_buff0_used && czr_buff0_thd2) || (czw_buff1_used && czr_buff1_thd2))? false:czr_buff1_thd2); // file mix029.c line 42 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 43 function P1 // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 43 function P1 __unbuffered_cnt=((__unbuffered_cnt+1)); // file mix029.c line 43 function P1 // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 44 function P1 return nondet_ptr(); // file mix029.c line 44 function P1 } // c::main // file mix029.c line 46 int _main(void) { pthread_t __pt0; pthread_t __pt1; // file mix029.c line 47 function main // START_THREAD pthread_create(&__pt0, 0, P0, 0); // file mix029.c line 48 function main L1: // START_THREAD pthread_create(&__pt1, 0, P1, 0); // file mix029.c line 49 function main L2: // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 49 function main tmp_guard=(__unbuffered_cnt==2); // file mix029.c line 49 function main // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 49 function main __CPROVER_assume(tmp_guard); // file mix029.c line 50 function main // ATOMIC_BEGIN __CPROVER_atomic_begin(); // file mix029.c line 50 function main tmp_guard1=(!((((x==2) && (__unbuffered_p0_r3==2)) && (__unbuffered_p0_r7==0)) && (__unbuffered_p1_r3==1))); // file mix029.c line 50 function main // ATOMIC_END __CPROVER_atomic_end(); // file mix029.c line 50 function main assert(tmp_guard1); // file mix029.c line 51 function main return 0; // file mix029.c line 52 function main } // c::__CPROVER_initialize // file line 14 void __CPROVER_initialize(void) { // file mix029.c line 4 __unbuffered_cnt=0; // file mix029.c line 5 __unbuffered_p0_r1=0; // file mix029.c line 6 __unbuffered_p0_r3=0; // file mix029.c line 7 __unbuffered_p0_r4=0; // file mix029.c line 8 __unbuffered_p0_r5=0; // file mix029.c line 9 __unbuffered_p0_r7=0; // file mix029.c line 10 __unbuffered_p1_r1=0; // file mix029.c line 11 __unbuffered_p1_r3=0; // file mix029.c line 12 __unbuffered_p1_r4=0; // file mix029.c line 13 __unbuffered_p1_r5=0; // file mix029.c line 14 __unbuffered_p1_r7=0; // file mix029.c line 15 a=0; // file mix029.c line 16 x=0; // file mix029.c line 17 y=0; // file mix029.c line 18 z=0; // file line 26 // file line 27 // file line 28 // file line 29 // file line 38 }