CHECK ok   : "STRASSE".equalsFoldCase("stra" + sharp s + "e") is true (full case folding)
CHECK ok   : equalsIgnoreCase says false for the same pair (simple folding only)
CHECK ok   : "apple".compareToFoldCase("BANANA") < 0
CHECK ok   : sorted with String.UNICODE_CASEFOLD_ORDER: [A, b, B, c]
CHECK ok   : UUID.ofEpochMillis(..).version() == 7
CHECK ok   : the first 48 bits are the timestamp: 018bcfe5-6800-...
CHECK ok   : try-with-resources on Process (implements Closeable in 26)
CHECK ok   : MemoryMXBean.getTotalGcCpuTime() exists and is non-negative
CHECK ok   : ByteOrder is an enum: [LITTLE_ENDIAN, BIG_ENDIAN]
CHECK ok   : HttpClient.Version.HTTP_3 exists and is accepted by the builder
CHECK ok   : Character.UnicodeBlock.SIDETIC exists (Unicode 17)
exit code: 0