$ ./travis-allocations.py /tmp/log-cachio.txt
system: ubuntu-16.04-32
Spread-73: 0:01:00
Spread-39: 0:01:08
WARNING: failed to allocate 2 machines
system: debian-sid-64
Spread-46: 0:00:54
Spread-72: 0:01:01
Spread-76: 0:01:02
Spread-03: 0:01:03
system: ubuntu-14.04-64
Spread-14: 0:01:08
Spread-75: 0:01:09
Spread-59: 0:01:13
Spread-55: 0:01:20
system: ubuntu-16.04-64
Spread-63: 0:01:04
Spread-61: 0:01:07
Spread-15: 0:01:07
WARNING: failed to allocate 1 machines
system: ubuntu-core-16-64
WARNING: failed to allocate 4 machines
system: debian-9-64
WARNING: failed to allocate 4 machines
system: fedora-26-64
WARNING: failed to allocate 3 machines