=== actix-web-0001: introspection update_unique Vec::contains() O(N×M) during route registration ===
N=100   k=100  : defective=0.097ms  fixed=0.004ms  speedup=25.4x
N=500   k=500  : defective=2.445ms  fixed=0.040ms  speedup=61.2x
N=1000  k=1000 : defective=9.866ms  fixed=0.051ms  speedup=192.6x
N=2000  k=2000 : defective=41.815ms  fixed=0.109ms  speedup=384.6x

=== actix-web-0002: WebSocket handshake protocol negotiation O(R×P) per upgrade request ===
N=100   k=100  : defective=0.186ms  fixed=0.004ms  speedup=47.6x
N=500   k=500  : defective=2.590ms  fixed=0.024ms  speedup=108.8x
N=1000  k=1000 : defective=10.025ms  fixed=0.057ms  speedup=177.1x
N=2000  k=2000 : defective=48.127ms  fixed=0.117ms  speedup=411.5x

=== actix-web-0003: CWE-407: list-scan inside loop in actix-web-0003 (generic model) ===
N=100   k=100  : defective=0.103ms  fixed=0.004ms  speedup=24.6x
N=500   k=500  : defective=2.621ms  fixed=0.025ms  speedup=103.0x
N=1000  k=1000 : defective=12.017ms  fixed=0.052ms  speedup=232.4x
N=2000  k=2000 : defective=35.418ms  fixed=0.097ms  speedup=365.2x

