=== katago-0001: Defect: linear dup scan buf[bufStart..bufIdx+numFound] for each candidate liberty. ===
N=100   k=100  : defective=0.287ms  fixed=0.004ms  speedup=67.9x
N=500   k=500  : defective=4.524ms  fixed=0.025ms  speedup=182.5x
N=1000  k=1000 : defective=13.811ms  fixed=0.045ms  speedup=308.0x
N=2000  k=2000 : defective=47.256ms  fixed=0.105ms  speedup=450.2x

