I'm unable to build the source code (and test it) at https://github.com/jenkinsci/lib-crypto-util.

One of the certificates used for testing has expired (site.crt):

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
37:15:9a:3c:c3:e2:eb:27:e7:f2:2a:67:1b:91:73:f3
Signature Algorithm: sha1WithRSAEncryption
Issuer: O=Sun Microsystems Inc, OU=VeriSign Trust Network, OU=Class 3 MPKI Secure Server CA, CN=Sun Microsystems Inc SSL CA
Validity
Not Before: Jul 13 00:00:00 2009 GMT
Not After : Sep 11 23:59:59 2011 GMT
Subject: C=us, ST=california, L=santa clara, O=Sun Microsystems Inc, OU=wpe, OU=Class B, CN=identity.sun.com

Test failure:

-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running org.jvnet.hudson.crypto.PKIXTest
Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.615 sec <<< FAILURE!

Results :

Tests in error:
testPathValidation(org.jvnet.hudson.crypto.PKIXTest): timestamp check failed

Tests run: 1, Failures: 0, Errors: 1, Skipped: 0