files / problems / ramsey-r55 / compute / q4 / logs / p5_c6_k3_drat.txt

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c parsing input formula with 19527 variables and 461648 clauses

c finished parsing

c detected empty clause; start verification via backward checking

c 48415 of 461648 clauses in core                            

c 257065 of 263066 lemmas in core using 3491705 resolution steps

c 453 RAT lemmas in core; 19300 redundant literals in core lemmas

s VERIFIED

c verification time: 20.967 seconds