Error in 3.0ms

Runtime

Time bar (total: 3.0ms)Debug logProfile

Please include this information when filing a bug report:

herbie shell --seed 2018254 +o rules:numerics
(FPCore (a b c)
  :name "quadm (p42, negative)"

  :herbie-target
  (if (< b 0) (/ c (* a (/ (+ (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a)))) (/ (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a)))

  (/ (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a)))

Backtrace

lambda: unbound identifier; also, no #%app syntax transformer is bound at: lambda in: (lambda (a b c) (#<procedure:ival-div> (#<procedure:ival-sub> (ival-neg (mk-ival b)) (#<procedure:ival-sqrt> (#<procedure:ival-sub> (#<procedure:ival-mult> (mk-ival b) (mk-ival b)) (#<procedure:ival-mult> (mk-ival 4) (#<procedure:ival-mult> (mk-ival a) ...LC
raise-syntax-errorunknown
expand-capturing-liftsunknown
expand-singleunknown
temp74_0unknown
compile16unknown
temp68_2unknown
make-exacts/data/pavpan/nightlies/herbie/biginterval-sampler/src/points.rkt1380
loop/data/pavpan/nightlies/herbie/biginterval-sampler/src/points.rkt1722
setup-prog!32/data/pavpan/nightlies/herbie/biginterval-sampler/src/mainloop.rkt630
run-improve39/data/pavpan/nightlies/herbie/biginterval-sampler/src/mainloop.rkt2860
(unnamed)/home/p92/racket/collects/racket/private/more-scheme.rkt26128
run/home/p92/racket/share/pkgs/profile-lib/main.rkt392
profile-thunk16/home/p92/racket/share/pkgs/profile-lib/main.rkt90
(unnamed)/home/p92/racket/collects/racket/private/more-scheme.rkt26128