Byteman script bminstall does not work on JDK 11

Issue

Byteman script bminstall does not work on JDK 11:

JDK 11:

$ export  JAVA_HOME=/path/java-11-openjdk-11.0.14.0.9-3.portable.jdk.el.x86_64/
$ export BYTEMAN_HOME=/path/byteman-download-4.0.18/
$ cd $BYTEMAN_HOME/bin
$ ./bminstall.sh
Cannot locate tools jar
Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.NoClassDefFoundError: com/sun/tools/attach/AttachNotSupportedException
    at java.lang.Class.getDeclaredMethods0(Native Method)
    at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
    at java.lang.Class.privateGetMethodRecursive(Class.java:3048)
    at java.lang.Class.getMethod0(Class.java:3018)
    at java.lang.Class.getMethod(Class.java:1784)
    at sun.launcher.LauncherHelper.validateMainClass(LauncherHelper.java:544)
    at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:526)
Caused by: java.lang.ClassNotFoundException: com.sun.tools.attach.AttachNotSupportedException
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:338)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 7 more