There are no lines with the command passwd, these are the only lines with the descriptive word password. Edit: The iso was downloaded from SourceForge yesterday and this installation was yesterday.
.. Job 23 "Set password for user ben79" +wt 0.166667 tot.wt 21.6667
.. Job 24 "Set password for user root" +wt 0.166667 tot.wt 21.8333
22:14:41 [6]: virtual void Calamares::JobThread::run()
Starting job "Set password for user ben79" ( 23 / 36 )
22:14:41 [6]: static CalamaresUtils::ProcessResult CalamaresUtils::System::runCommand(System::RunLocation, const QStringList &, const QString &, const QString &, std::chrono::seconds)
Running "chroot" "/tmp/calamares-root-zqiu92ud" "usermod" "-p" <password> "ben79"
.. Finished. Exit code: 0
22:14:41 [6]: virtual void Calamares::JobThread::run()
Starting job "Set password for user root" ( 24 / 36 )
22:14:41 [6]: static CalamaresUtils::ProcessResult CalamaresUtils::System::runCommand(System::RunLocation, const QStringList &, const QString &, const QString &, std::chrono::seconds)
Running "chroot" "/tmp/calamares-root-zqiu92ud" "usermod" "-p" <password> "root"
.. Finished. Exit code: 0
Edit: Removed a redundant line.