Weird expression causes server not to respond

[elmisback]

Expression: sqrt(x + 1) - sqrt(y) + z + a + b + c + d + e + f + g + h + i + j + k + l + m + n + o

[elmisback]

Even x + y + z + x1 + y1 fails?

[zaneenders]

Seem to work for me with the true error commits Herbie: 9287265 Odyssey: 8da4444

(FPCore (x y z x1 y1) (+ (+ (+ (+ x y) z) x1) y1))

[elmisback]

It seems to me to not be working against 92872657 on the demo server, it's failing with a CORS error. Other expressions complete without the CORS error.