MODULE main
VAR a0 : boolean;
VAR a1 : boolean;
VAR a2 : boolean;
VAR a3 : boolean;
VAR a4 : boolean;
VAR a5 : boolean;
VAR a6 : boolean;
VAR a7 : boolean;
VAR a8 : boolean;
VAR a9 : boolean;
VAR a10 : boolean;
VAR a11 : boolean;
VAR a12 : boolean;
VAR a13 : boolean;
VAR a14 : boolean;
VAR a15 : boolean;
VAR a16 : boolean;
VAR a17 : boolean;
VAR a18 : boolean;
VAR a19 : boolean;
VAR a20 : boolean;

PSLSPEC
( ( never ( {a7[*];!a3} |-> {a8[*];a4;a7[*];a7[*];!a12} ) ) & ( ( ( always ( {a5;!a0;a0} |-> {a5;!a19;a3} ) ) & ( ( ( always {{a0[*];!a2[*]} && {a17[*];a9}} ) & ( ( ( never ( {a2;!a19} |-> {a11[*];a20} ) ) & ( ( ( always ( {a15;TRUE} |-> {!a8[*];a3} ) ) & ( ( ( always {{a0;a8} && {a3;a2}} ) & ( never ( {a17;a4;a6[*]} |-> {a14;TRUE} ) ) ) ) ) ) ) ) ) ) ) ) );
