exceptions are not verbose enough

See #67, release log:

• f4e50a0 by @yegor256: #67 pdd fixed
• adedec6 by @yegor256: #67 more
• 507d8b3 by @yegor256: #67 longer msg
• 749bb17 by @yegor256: versions up

Released by Rultor 1.64.1, see build log