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 ( {a12;a4;a6;a5[*];a4;a15[*];a20;TRUE} |-> {a12;a2} ) ) & ( ( ( never ( {a3;a10} |-> {a11;a11[*];a5[*];a5[*];a6} ) ) & ( ( ( always {{a2;!a4;a1[*];a6;a9[*];a17;!a18;a19} && {!a17;a9;a12[*];a15;a4;a4;a6;a17}} ) & ( ( ( never {{a1;a12} && {a2;a9}} ) & ( ( ( always ( {a10;a10[*]} |-> {a17;a10;!a5} ) ) & ( ( ( always {{a6;a4[*];TRUE;a2;!a14;a13;TRUE;a20;a11} && {a5;a19;a11;!a2;a3;!a0;a1;a2;!a0}} ) & ( always {{a12;a16;a16;a3;a19[*];a0[*]} && {a11;a20;TRUE;a2;a14;a20[*]}} ) ) ) ) ) ) ) ) ) ) ) );
