1st Pass: Success
1st Pass: call succeeds: t(1)
1st Pass: call succeeds: t(3)
1st Pass: call succeeds: t(4)
1st Pass: call succeeds: t(5)
1st Pass: call succeeds: t(6)
1st Pass: t(1) is true
1st Pass: t(3) is true
1st Pass: t(4) is undefined
1st Pass: t(5) is undefined
1st Pass: t(6) is undefined
2nd Pass: Success
2nd Pass: call succeeds: t(1)
2nd Pass: call succeeds: t(3)
2nd Pass: call succeeds: t(4)
2nd Pass: call succeeds: t(5)
2nd Pass: call succeeds: t(6)
2nd Pass: t(1) is true
2nd Pass: t(3) is true
2nd Pass: t(4) is undefined
2nd Pass: t(5) is undefined
2nd Pass: t(6) is undefined
