Running tests from make causes spurious mercurial changes

When trying to run tests from make, after the test run an 'hg status' reveal the following 'changes':

M test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/lib/linux-i586/libLauncher.so
M test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/lib/solaris-amd64/libLauncher.so
M test/jdk/java/nio/channels/spi/SelectorProvider/inheritedChannel/lib/solaris-sparcv9/libLauncher.so
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/freebl3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/nspr4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/nss3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/nssckbi.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/nssdbm3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/nssutil3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/plc4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/plds4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/softokn3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/sqlite3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-amd64/ssl3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/freebl3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/nspr4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/nss3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/nssckbi.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/nssdbm3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/nssutil3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/plc4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/plds4.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/softokn3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/sqlite3.dll
M test/jdk/sun/security/pkcs11/nss/lib/windows-i586/ssl3.dll