Warning: protocol #'java-time.core/Amount is overwriting function abs
WARNING: abs already refers to: #'clojure.core/abs in namespace: java-time.core, being replaced by: #'java-time.core/abs
WARNING: abs already refers to: #'clojure.core/abs in namespace: java-time, being replaced by: #'java-time/abs
Exception in thread "main" java.lang.Error: Circular loading of installed providers detected
at java.nio.file.spi.FileSystemProvider.installedProviders(FileSystemProvider.java:161)