1 1.2 rillig level 1: variable 0, env 1 2 1.2 rillig level 2: variable 1, env 2 3 1.2 rillig level 3: variable 2, env 3 4 1.5 rillig : set-env-same 5 1.5 rillig ok 6 1.5 rillig : set-env-different 7 1.4 rillig make: Cannot override read-only global variable ".MAKE.LEVEL.ENV" with a command line variable 8 1.6 rillig in make[1] in directory "<curdir>" 9 1.3 rillig make: Fatal errors encountered -- cannot continue 10 1.5 rillig make: stopped making "ok" in unit-tests 11 1.5 rillig set-env-different: exit 1 12 1.5 rillig exit status 0 13