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
( ( always ( {a9[*];a15} |-> {TRUE;a8;a2;a2[*];a6;TRUE[*];a7} ) ) & ( ( ( never {{!a11[*];a12} && {!a16[*];a16}} ) & ( ( ( always {{a6;!a3[*];a20;a9;a13} && {a19;a17[*];a9[*];a7;a19}} ) & ( ( ( never {{!a7;TRUE;!a20[*];!a2;a12[*];a17;a14[*];a6;TRUE} && {!a20;a15;a4;a19;a10;TRUE;a10;TRUE;!a6}} ) & ( ( ( never {{a17[*];a20;a5;a9;!a8[*]} && {a2[*];a15;a13;TRUE[*];a19}} ) & ( ( ( never {{a16;a4;a7} && {a8;a14;TRUE}} ) & ( never {{a0;a4[*]} && {a20;a6}} ) ) ) ) ) ) ) ) ) ) ) );
