vagrant@cosmo:~$ phpbrew --version
phpbrew - 1.18.5
cliframework core: 1.10.0
vagrant@cosmo:~$ phpbrew known
5.6: 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1 ...
5.5: 5.5.24, 5.5.23, 5.5.22, 5.5.21, 5.5.20, 5.5.19, 5.5.18, 5.5.17 ...
5.4: 5.4.40, 5.4.39, 5.4.38, 5.4.37, 5.4.36, 5.4.35, 5.4.34, 5.4.33 ...
5.3: 5.3.29, 5.3.28, 5.3.27, 5.3.26, 5.3.25, 5.3.24, 5.3.23, 5.3.22 ...
You can run `phpbrew update` to get a newer release list.
vagrant@cosmo:~$ phpbrew known --old
5.6: 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1 ...
5.5: 5.5.24, 5.5.23, 5.5.22, 5.5.21, 5.5.20, 5.5.19, 5.5.18, 5.5.17 ...
5.4: 5.4.40, 5.4.39, 5.4.38, 5.4.37, 5.4.36, 5.4.35, 5.4.34, 5.4.33 ...
5.3: 5.3.29, 5.3.28, 5.3.27, 5.3.26, 5.3.25, 5.3.24, 5.3.23, 5.3.22 ...
You can run `phpbrew update` to get a newer release list.

vagrant@cosmo:~$ phpbrew install http://museum.php.net/php5/php-5.2.17.tar.bz2 +default
===> phpbrew will now build 5.2.17
===> Loading and resolving variants...
Checking distribution checksum...
Checksum matched:
===> Distribution file was successfully extracted, skipping...
Found existing build.log, renaming it to /home/vagrant/.phpbrew/build/php-5.2.17/build.log.1429831251
===> Configuring 5.2.17...

Use tail command to see what's going on:
   $ tail -F /home/vagrant/.phpbrew/build/php-5.2.17/build.log

Configure failed. 1