#!/usr/bin/env perl

use strict;
use warnings;
use 5.016;
use Carp qw(cluck carp croak);
use Data::Dumper;
use Capture::Tiny ':all';

local $| = 1;

my $cmd = "/tempssd/bossert/bin/testchild.pl &";

my ($stdout, $stderr, @result) = tee { system($cmd); };

while (my $line = <$stdout>) {
    say 'GOT: '.$line;
    last if $line =~ m/^FINISHED/;
}