Where, exactly, is it failing? What are the specifics of the failure?

My local build (working specifically in the 4.1.4.FINAL tag) passes:

$ ./gradlew hibernate-core:test
:buildSrc:compileJava UP-TO-DATE
:buildSrc:compileGroovy UP-TO-DATE
:buildSrc:processResources UP-TO-DATE
:buildSrc:classes UP-TO-DATE
:buildSrc:jar UP-TO-DATE
:buildSrc:assemble UP-TO-DATE
:buildSrc:compileTestJava UP-TO-DATE
:buildSrc:compileTestGroovy UP-TO-DATE
:buildSrc:processTestResources UP-TO-DATE
:buildSrc:testClasses UP-TO-DATE
:buildSrc:test UP-TO-DATE
:buildSrc:check UP-TO-DATE
:buildSrc:build UP-TO-DATE
> Building > :hibernate-core:generateGrammarSource > Resolving dependencies ':hi
:hibernate-core:generateGrammarSource UP-TO-DATE
:hibernate-core:jaxb UP-TO-DATE
> Building > :hibernate-core:generateMainLoggingClasses > Resolving dependencies
:hibernate-core:generateMainLoggingClasses UP-TO-DATE
:hibernate-core:compileJava UP-TO-DATE
:hibernate-core:processResources UP-TO-DATE
:hibernate-core:classes UP-TO-DATE
:hibernate-core:jar UP-TO-DATE
:hibernate-core:generateMatrixGrammarSource UP-TO-DATE
:hibernate-core:generateTestGrammarSource UP-TO-DATE
> Building > :hibernate-testing:generateMainLoggingClasses > Resolving dependenc
:hibernate-testing:generateMainLoggingClasses
:hibernate-testing:compileJava
[ant:javac] Note: E:\projects\hibernate-orm\hibernate-testing\src\main\java\org\
hibernate\testing\junit4\ClassLoadingIsolater.java uses or overrides a deprecate
d API.
[ant:javac] Note: Recompile with -Xlint:deprecation for details.
[ant:javac] Note: Some input files use unchecked or unsafe operations.
[ant:javac] Note: Recompile with -Xlint:unchecked for details.
:hibernate-testing:processResources UP-TO-DATE
:hibernate-testing:classes
:hibernate-testing:jar UP-TO-DATE
> Building > :hibernate-core:compileTestJava > Resolving dependencies ':hibernat
:hibernate-core:compileTestJava
[ant:javac] Note: Some input files use or override a deprecated API.
[ant:javac] Note: Recompile with -Xlint:deprecation for details.
[ant:javac] Note: Some input files use unchecked or unsafe operations.
[ant:javac] Note: Recompile with -Xlint:unchecked for details.
:hibernate-core:processTestResources UP-TO-DATE
:hibernate-core:testClasses
> Building > :hibernate-core:compileMatrixJava > Resolving dependencies ':hibern
:hibernate-core:compileMatrixJava
[ant:javac] Note: Some input files use or override a deprecated API.
[ant:javac] Note: Recompile with -Xlint:deprecation for details.
[ant:javac] Note: Some input files use unchecked or unsafe operations.
[ant:javac] Note: Recompile with -Xlint:unchecked for details.
:hibernate-core:processMatrixResources UP-TO-DATE
:hibernate-core:matrixClasses
> Building > :hibernate-core:matrixUnitTest > Resolving dependencies ':hibernate
:hibernate-core:matrixUnitTest
> Building > :hibernate-core:test > Resolving dependencies ':hibernate-core:test
:hibernate-core:test

BUILD SUCCESSFUL

Total time: 2 mins 42.638 secs