Running jenkins.RemotingJarSignatureTest
Verifying C:\Users\USER\.m2\repository\org\jenkins-ci\main\remoting\2.12\remoting-2.12.jar
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.027 sec

Results :

Failed tests: testRotation(hudson.util.io.ReopenableRotatingFileOutputStreamTest): expected:<Content[4]> but was:<Content[2]>

Tests in error:
testCopyTo2(hudson.FilePathTest): remote file operation failed: C:\Users\USER\Code\jenkins\jenkins\core\target\testCopyTo6068700686750233812 at hudson.remoting.Channel@17094d48:The other side of the channel
testRemoting(hudson.util.ProcessTreeTest): Failed to read environment variable table error=299 at .\envvar-cmdline.cpp:114
testIsSymlink(hudson.UtilTest): got: <false>, expected: is <true>

Tests run: 2429, Failures: 1, Errors: 3, Skipped: 0

The testCopyTo2 test functions correctly on a 32-bit JDK, but the other tests fail for the same reasons.