make: 'atpg' is up to date. ======================== parsing file ./benchmark/b21.bench ... Done. ====== Circuit Statistics ====== PI: 522 PO: 512 Gate: 8995 Stem: 3647 Level: 8 ================================ [SOL] flip: 0, stem: 0, fault:51387. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2917 coverage: 16.215% pattern: 1 before: 17990 now: 15073 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:31083. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2990 coverage: 26.148% pattern: 2 before: 15073 now: 13286 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:13816. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2964 coverage: 30.812% pattern: 3 before: 13286 now: 12447 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:8210. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2890 coverage: 33.346% pattern: 4 before: 12447 now: 11991 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:14317. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3232 coverage: 37.599% pattern: 5 before: 11991 now: 11226 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:2900. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2982 coverage: 38.471% pattern: 6 before: 11226 now: 11069 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:1253. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3028 coverage: 38.844% pattern: 7 before: 11069 now: 11002 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:3176. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2858 coverage: 39.789% pattern: 8 before: 11002 now: 10832 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:5492. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3168 coverage: 41.401% pattern: 9 before: 10832 now: 10542 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:290. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2893 coverage: 41.501% pattern: 10 before: 10542 now: 10524 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:382. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2988 coverage: 41.618% pattern: 11 before: 10524 now: 10503 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:191. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2956 coverage: 41.679% pattern: 12 before: 10503 now: 10492 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:152. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2804 coverage: 41.723% pattern: 13 before: 10492 now: 10484 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:1750. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2770 coverage: 42.240% pattern: 14 before: 10484 now: 10391 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:78. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2984 coverage: 42.268% pattern: 15 before: 10391 now: 10386 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:38. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2959 coverage: 42.279% pattern: 16 before: 10386 now: 10384 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:0. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2897 coverage: 42.279% pattern: 16 before: 10384 now: 10384 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:3610. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3191 coverage: 43.335% pattern: 17 before: 10384 now: 10194 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:513. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3083 coverage: 43.485% pattern: 18 before: 10194 now: 10167 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:95. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2897 coverage: 43.513% pattern: 19 before: 10167 now: 10162 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:1501. flip_cnt: 0, stem_cnt: 3647, fault_cnt:2843 coverage: 43.952% pattern: 20 before: 10162 now: 10083 checking valid circuit ... result: 1. [SOL] flip: 0, stem: 0, fault:4629. flip_cnt: 0, stem_cnt: 3647, fault_cnt:3206 coverage: 45.309% pattern: 21 before: 10083 now: 9839 checking valid circuit ... result: 1.