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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_mpai14c40hp2k2pjig9mkoms06, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
// returns minimal time needed
static long benchFor5Seconds(S desc, Runnable r) {
  ret benchForNSeconds(desc, r, 5);
}

static long benchFor5Seconds(Runnable r) {
  ret benchFor5Seconds(str(r), r);
}

// returns result of function
static <A> A benchFor5Seconds(S desc default str(f), IF0<A> f) {
  benchFor5Seconds(r { f! });
  ret f!;
}

static <A> A benchFor5Seconds(IF0<A> f) {
  ret benchFor5Seconds(str(f), f);
}