A medium thickness cable lock was cut with bolt cutters or strong wire cutters. There were 3 other bikes on the rack that were unmolested, therefore it appears to have been an individual thief that stole the bike from the bike rack.
Protect your bike – get a security protection label!
Apply the protection label to your bicycle and instantly reduce the risk of theft by up to 50%! Moreover, if the bike is stolen, you increase the chance of its safe recovery by up to 70%.