Use the --timeout flag to change the timeout.
herbie shell --seed 2019072 +o rules:numerics
(FPCore (x)
:name "Hyperbolic arcsine"
:herbie-target
(if (< x 0) (log (/ -1 (- x (sqrt (+ (* x x) 1))))) (log (+ x (sqrt (+ (* x x) 1)))))
(log (+ x (sqrt (+ (* x x) 1)))))