;; This problem instance specifies a ;; particular communication protocol ;; that is compiled from Promela source ;; (c) Stefan Edelkamp, 2004 (define (problem instance) (:domain protocol) (:objects ;; available processes down_station-0 down_station-1 down_station-2 down_station-3 - process up_station-4 up_station-5 up_station-6 up_station-7 - process ;; available comunication channels down-0- station-control-0- up-0- down-1- station-control-1- up-1- down-2- station-control-2- up-2- down-3- station-control-3- up-3- - queue ;; available comunication channels types queue-1 - queuetype ;; available queue cells qs-0 - queue-state ;; available message types empty start control attention data stop - message ;; available number tags zero one - number_ ;; available process types down_station up_station - proctype ;; possible local states state-25 state-2 state-14 state-3 state-8 state-5 state-11 state-12 state-15 state-20 state-17 state-23 state-24 - state ;; possible state transitions down-_-pid_4_-Rstart station-control-_-pid_4_-Wcontrol up-_-pid_4_-Wattention down-_-pid_4_-Rdata down-_-pid_4_-Rstop up-_-pid_4_-Wdata up-_-pid_4_-Wstop station-control-_-pid_4_-Rcontrol up-_-pid_4_-Wstart down-_-pid_4_-Rattention up-__-pidp1__4_-Rstart down-__-pidp1__4_-Wattention up-__-pidp1__4_-Rdata up-__-pidp1__4_-Rstop down-__-pidp1__4_-Wdata down-__-pidp1__4_-Wstop down-__-pidp1__4_-Wstart up-__-pidp1__4_-Rattention - transition ) (:init (queue-next queue-1 qs-0 qs-0) (is-not-max queue-1 zero) (is-max queue-1 one) ;; process declaration: activeness, start state, type (pending down_station-0) (at-process down_station-0 state-25) (is-a-process down_station-0 down_station) (pending down_station-1) (at-process down_station-1 state-25) (is-a-process down_station-1 down_station) (pending down_station-2) (at-process down_station-2 state-25) (is-a-process down_station-2 down_station) (pending down_station-3) (at-process down_station-3 state-25) (is-a-process down_station-3 down_station) (pending up_station-4) (at-process up_station-4 state-25) (is-a-process up_station-4 up_station) (pending up_station-5) (at-process up_station-5 state-25) (is-a-process up_station-5 up_station) (pending up_station-6) (at-process up_station-6 state-25) (is-a-process up_station-6 up_station) (pending up_station-7) (at-process up_station-7 state-25) (is-a-process up_station-7 up_station) ;; numerics (is-zero zero) (dec one zero) (inc zero one) (is-not-zero one) ;; queue configuration (is-a-queue down-0- queue-1) (queue-head down-0- qs-0) (queue-tail down-0- qs-0) (queue-head-msg down-0- empty) (queue-size down-0- zero) (settled down-0-) (is-a-queue station-control-0- queue-1) (queue-head station-control-0- qs-0) (queue-tail station-control-0- qs-0) (queue-head-msg station-control-0- empty) (queue-size station-control-0- zero) (settled station-control-0-) (is-a-queue up-0- queue-1) (queue-head up-0- qs-0) (queue-tail up-0- qs-0) (queue-head-msg up-0- empty) (queue-size up-0- zero) (settled up-0-) (is-a-queue down-1- queue-1) (queue-head down-1- qs-0) (queue-tail down-1- qs-0) (queue-head-msg down-1- empty) (queue-size down-1- zero) (settled down-1-) (is-a-queue station-control-1- queue-1) (queue-head station-control-1- qs-0) (queue-tail station-control-1- qs-0) (queue-head-msg station-control-1- empty) (queue-size station-control-1- zero) (settled station-control-1-) (is-a-queue up-1- queue-1) (queue-head up-1- qs-0) (queue-tail up-1- qs-0) (queue-head-msg up-1- empty) (queue-size up-1- zero) (settled up-1-) (is-a-queue down-2- queue-1) (queue-head down-2- qs-0) (queue-tail down-2- qs-0) (queue-head-msg down-2- empty) (queue-size down-2- zero) (settled down-2-) (is-a-queue station-control-2- queue-1) (queue-head station-control-2- qs-0) (queue-tail station-control-2- qs-0) (queue-head-msg station-control-2- empty) (queue-size station-control-2- zero) (settled station-control-2-) (is-a-queue up-2- queue-1) (queue-head up-2- qs-0) (queue-tail up-2- qs-0) (queue-head-msg up-2- empty) (queue-size up-2- zero) (settled up-2-) (is-a-queue down-3- queue-1) (queue-head down-3- qs-0) (queue-tail down-3- qs-0) (queue-head-msg down-3- empty) (queue-size down-3- zero) (settled down-3-) (is-a-queue station-control-3- queue-1) (queue-head station-control-3- qs-0) (queue-tail station-control-3- qs-0) (queue-head-msg station-control-3- empty) (queue-size station-control-3- zero) (settled station-control-3-) (is-a-queue up-3- queue-1) (queue-head up-3- qs-0) (queue-tail up-3- qs-0) (queue-head-msg up-3- empty) (queue-size up-3- zero) (settled up-3-) ;; special operations ;; queue access operations (reads down_station-0 down-0- down-_-pid_4_-Rstart) (trans-msg down-_-pid_4_-Rstart start) (writes down_station-0 station-control-0- station-control-_-pid_4_-Wcontrol) (trans-msg station-control-_-pid_4_-Wcontrol control) (writes down_station-0 up-0- up-_-pid_4_-Wattention) (trans-msg up-_-pid_4_-Wattention attention) (reads down_station-0 down-0- down-_-pid_4_-Rdata) (trans-msg down-_-pid_4_-Rdata data) (reads down_station-0 down-0- down-_-pid_4_-Rstop) (trans-msg down-_-pid_4_-Rstop stop) (writes down_station-0 up-0- up-_-pid_4_-Wdata) (trans-msg up-_-pid_4_-Wdata data) (writes down_station-0 up-0- up-_-pid_4_-Wstop) (trans-msg up-_-pid_4_-Wstop stop) (reads down_station-0 station-control-0- station-control-_-pid_4_-Rcontrol) (trans-msg station-control-_-pid_4_-Rcontrol control) (writes down_station-0 up-0- up-_-pid_4_-Wstart) (trans-msg up-_-pid_4_-Wstart start) (reads down_station-0 down-0- down-_-pid_4_-Rattention) (trans-msg down-_-pid_4_-Rattention attention) (reads down_station-1 down-1- down-_-pid_4_-Rstart) (writes down_station-1 station-control-1- station-control-_-pid_4_-Wcontrol) (writes down_station-1 up-1- up-_-pid_4_-Wattention) (reads down_station-1 down-1- down-_-pid_4_-Rdata) (reads down_station-1 down-1- down-_-pid_4_-Rstop) (writes down_station-1 up-1- up-_-pid_4_-Wdata) (writes down_station-1 up-1- up-_-pid_4_-Wstop) (reads down_station-1 station-control-1- station-control-_-pid_4_-Rcontrol) (writes down_station-1 up-1- up-_-pid_4_-Wstart) (reads down_station-1 down-1- down-_-pid_4_-Rattention) (reads down_station-2 down-2- down-_-pid_4_-Rstart) (writes down_station-2 station-control-2- station-control-_-pid_4_-Wcontrol) (writes down_station-2 up-2- up-_-pid_4_-Wattention) (reads down_station-2 down-2- down-_-pid_4_-Rdata) (reads down_station-2 down-2- down-_-pid_4_-Rstop) (writes down_station-2 up-2- up-_-pid_4_-Wdata) (writes down_station-2 up-2- up-_-pid_4_-Wstop) (reads down_station-2 station-control-2- station-control-_-pid_4_-Rcontrol) (writes down_station-2 up-2- up-_-pid_4_-Wstart) (reads down_station-2 down-2- down-_-pid_4_-Rattention) (reads down_station-3 down-3- down-_-pid_4_-Rstart) (writes down_station-3 station-control-3- station-control-_-pid_4_-Wcontrol) (writes down_station-3 up-3- up-_-pid_4_-Wattention) (reads down_station-3 down-3- down-_-pid_4_-Rdata) (reads down_station-3 down-3- down-_-pid_4_-Rstop) (writes down_station-3 up-3- up-_-pid_4_-Wdata) (writes down_station-3 up-3- up-_-pid_4_-Wstop) (reads down_station-3 station-control-3- station-control-_-pid_4_-Rcontrol) (writes down_station-3 up-3- up-_-pid_4_-Wstart) (reads down_station-3 down-3- down-_-pid_4_-Rattention) (reads up_station-4 up-1- up-__-pidp1__4_-Rstart) (trans-msg up-__-pidp1__4_-Rstart start) (writes up_station-4 station-control-0- station-control-_-pid_4_-Wcontrol) (writes up_station-4 down-1- down-__-pidp1__4_-Wattention) (trans-msg down-__-pidp1__4_-Wattention attention) (reads up_station-4 up-1- up-__-pidp1__4_-Rdata) (trans-msg up-__-pidp1__4_-Rdata data) (reads up_station-4 up-1- up-__-pidp1__4_-Rstop) (trans-msg up-__-pidp1__4_-Rstop stop) (writes up_station-4 down-1- down-__-pidp1__4_-Wdata) (trans-msg down-__-pidp1__4_-Wdata data) (writes up_station-4 down-1- down-__-pidp1__4_-Wstop) (trans-msg down-__-pidp1__4_-Wstop stop) (reads up_station-4 station-control-0- station-control-_-pid_4_-Rcontrol) (writes up_station-4 down-1- down-__-pidp1__4_-Wstart) (trans-msg down-__-pidp1__4_-Wstart start) (reads up_station-4 up-1- up-__-pidp1__4_-Rattention) (trans-msg up-__-pidp1__4_-Rattention attention) (reads up_station-5 up-2- up-__-pidp1__4_-Rstart) (writes up_station-5 station-control-1- station-control-_-pid_4_-Wcontrol) (writes up_station-5 down-2- down-__-pidp1__4_-Wattention) (reads up_station-5 up-2- up-__-pidp1__4_-Rdata) (reads up_station-5 up-2- up-__-pidp1__4_-Rstop) (writes up_station-5 down-2- down-__-pidp1__4_-Wdata) (writes up_station-5 down-2- down-__-pidp1__4_-Wstop) (reads up_station-5 station-control-1- station-control-_-pid_4_-Rcontrol) (writes up_station-5 down-2- down-__-pidp1__4_-Wstart) (reads up_station-5 up-2- up-__-pidp1__4_-Rattention) (reads up_station-6 up-3- up-__-pidp1__4_-Rstart) (writes up_station-6 station-control-2- station-control-_-pid_4_-Wcontrol) (writes up_station-6 down-3- down-__-pidp1__4_-Wattention) (reads up_station-6 up-3- up-__-pidp1__4_-Rdata) (reads up_station-6 up-3- up-__-pidp1__4_-Rstop) (writes up_station-6 down-3- down-__-pidp1__4_-Wdata) (writes up_station-6 down-3- down-__-pidp1__4_-Wstop) (reads up_station-6 station-control-2- station-control-_-pid_4_-Rcontrol) (writes up_station-6 down-3- down-__-pidp1__4_-Wstart) (reads up_station-6 up-3- up-__-pidp1__4_-Rattention) (reads up_station-7 up-0- up-__-pidp1__4_-Rstart) (writes up_station-7 station-control-3- station-control-_-pid_4_-Wcontrol) (writes up_station-7 down-0- down-__-pidp1__4_-Wattention) (reads up_station-7 up-0- up-__-pidp1__4_-Rdata) (reads up_station-7 up-0- up-__-pidp1__4_-Rstop) (writes up_station-7 down-0- down-__-pidp1__4_-Wdata) (writes up_station-7 down-0- down-__-pidp1__4_-Wstop) (reads up_station-7 station-control-3- station-control-_-pid_4_-Rcontrol) (writes up_station-7 down-0- down-__-pidp1__4_-Wstart) (reads up_station-7 up-0- up-__-pidp1__4_-Rattention) ;; state transition function: state x trans -> state (trans down_station down-_-pid_4_-Rstart state-25 state-2) (trans down_station station-control-_-pid_4_-Wcontrol state-25 state-14) (trans down_station station-control-_-pid_4_-Wcontrol state-2 state-3) (trans down_station up-_-pid_4_-Wattention state-3 state-8) (trans down_station down-_-pid_4_-Rdata state-8 state-5) (trans down_station down-_-pid_4_-Rstop state-8 state-11) (trans down_station up-_-pid_4_-Wdata state-5 state-8) (trans down_station up-_-pid_4_-Wstop state-11 state-12) (trans down_station station-control-_-pid_4_-Rcontrol state-12 state-25) (trans down_station up-_-pid_4_-Wstart state-14 state-15) (trans down_station down-_-pid_4_-Rattention state-15 state-20) (trans down_station up-_-pid_4_-Wdata state-20 state-17) (trans down_station up-_-pid_4_-Wstop state-20 state-23) (trans down_station down-_-pid_4_-Rdata state-17 state-20) (trans down_station down-_-pid_4_-Rstop state-23 state-24) (trans down_station station-control-_-pid_4_-Rcontrol state-24 state-25) (trans up_station up-__-pidp1__4_-Rstart state-25 state-2) (trans up_station station-control-_-pid_4_-Wcontrol state-25 state-14) (trans up_station station-control-_-pid_4_-Wcontrol state-2 state-3) (trans up_station down-__-pidp1__4_-Wattention state-3 state-8) (trans up_station up-__-pidp1__4_-Rdata state-8 state-5) (trans up_station up-__-pidp1__4_-Rstop state-8 state-11) (trans up_station down-__-pidp1__4_-Wdata state-5 state-8) (trans up_station down-__-pidp1__4_-Wstop state-11 state-12) (trans up_station station-control-_-pid_4_-Rcontrol state-12 state-25) (trans up_station down-__-pidp1__4_-Wstart state-14 state-15) (trans up_station up-__-pidp1__4_-Rattention state-15 state-20) (trans up_station down-__-pidp1__4_-Wdata state-20 state-17) (trans up_station down-__-pidp1__4_-Wstop state-20 state-23) (trans up_station up-__-pidp1__4_-Rdata state-17 state-20) (trans up_station up-__-pidp1__4_-Rstop state-23 state-24) (trans up_station station-control-_-pid_4_-Rcontrol state-24 state-25) ) (:goal (and ;; deadlock, all local processes are blocked (blocked down_station-0) (blocked down_station-1) (blocked down_station-2) (blocked down_station-3) (blocked up_station-4) (blocked up_station-5) (blocked up_station-6) (blocked up_station-7) ) ) )