Using zulu 1.8.0_322, with geequelshell 1.0.6 and no -u/-p, I'm prompted for a username and then password.
using jdk-11.0.1, I'm also prompted.
using adopt 11.0.11, I'm also prompted.
using zulu 11.0.14.1, I'm also prompted.
using temurin 11.0.27, I'm not prompted.
I'm told there's a version of 1.8.0 (~442) it doesn't prompt.