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 {{a20;TRUE[*];!a1;!a3;!a10} && {a17[*];a6;!a1;a10;!a13}} ) & ( ( ( always {{a17;!a19;a6;!a9;a3;!a0;a15} && {a9[*];!a11;a11;a11;a19;!a2;a2}} ) & ( ( ( always ( {a20;a15;a7;a6;a17[*];!a11[*];a10;a1[*]} |-> {!a12[*];a0;!a3} ) ) & ( ( ( never {{!a10;a16} && {a1;a4}} ) & ( ( ( always {{a2;TRUE;a13[*];a18;a20[*]} && {a19;a9[*];TRUE;TRUE;a19}} ) & ( ( ( always ( {!a3;!a20[*];a9;a4[*];TRUE;a14[*];a2[*];!a16} |-> {a14;a8[*]} ) ) & ( always ( {TRUE;a12} |-> {a8;TRUE;a1;a15;!a18[*]} ) ) ) ) ) ) ) ) ) ) ) ) );
