fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r156-oct2-158972914300594
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for SimpleLoadBal-PT-02

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15744.040 6921.00 16629.00 180.10 FFFFTTFFFFFFFFFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fko/mcc2020-input.r156-oct2-158972914300594.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SimpleLoadBal-PT-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-oct2-158972914300594
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 216K
-rw-r--r-- 1 mcc users 4.0K Apr 12 17:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 12 17:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 11 20:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 13K Apr 11 20:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Apr 14 12:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 30 14:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 14 12:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 30 14:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K Apr 10 20:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 10 20:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 10 05:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Apr 10 05:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 10 22:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 10 22:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 37K Mar 24 05:38 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SimpleLoadBal-PT-02-00
FORMULA_NAME SimpleLoadBal-PT-02-01
FORMULA_NAME SimpleLoadBal-PT-02-02
FORMULA_NAME SimpleLoadBal-PT-02-03
FORMULA_NAME SimpleLoadBal-PT-02-04
FORMULA_NAME SimpleLoadBal-PT-02-05
FORMULA_NAME SimpleLoadBal-PT-02-06
FORMULA_NAME SimpleLoadBal-PT-02-07
FORMULA_NAME SimpleLoadBal-PT-02-08
FORMULA_NAME SimpleLoadBal-PT-02-09
FORMULA_NAME SimpleLoadBal-PT-02-10
FORMULA_NAME SimpleLoadBal-PT-02-11
FORMULA_NAME SimpleLoadBal-PT-02-12
FORMULA_NAME SimpleLoadBal-PT-02-13
FORMULA_NAME SimpleLoadBal-PT-02-14
FORMULA_NAME SimpleLoadBal-PT-02-15

=== Now, execution of the tool begins

BK_START 1589916983492

[2020-05-19 19:36:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-19 19:36:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-19 19:36:27] [INFO ] Load time of PNML (sax parser for PT used): 59 ms
[2020-05-19 19:36:27] [INFO ] Transformed 32 places.
[2020-05-19 19:36:27] [INFO ] Transformed 45 transitions.
[2020-05-19 19:36:27] [INFO ] Parsed PT model containing 32 places and 45 transitions in 92 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 42 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 0 resets, run finished after 265 ms. (steps per millisecond=377 ) properties seen :[0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-05-19 19:36:27] [INFO ] Flow matrix only has 35 transitions (discarded 10 similar events)
// Phase 1: matrix 35 rows 32 cols
[2020-05-19 19:36:27] [INFO ] Computed 13 place invariants in 3 ms
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using 9 positive place invariants in 14 ms returned sat
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 1 ms returned sat
[2020-05-19 19:36:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2020-05-19 19:36:28] [INFO ] State equation strengthened by 13 read => feed constraints.
[2020-05-19 19:36:28] [INFO ] [Real]Added 13 Read/Feed constraints in 21 ms returned sat
[2020-05-19 19:36:28] [INFO ] Deduced a trap composed of 13 places in 69 ms
[2020-05-19 19:36:28] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 88 ms
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using 9 positive place invariants in 4 ms returned sat
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 2 ms returned sat
[2020-05-19 19:36:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2020-05-19 19:36:28] [INFO ] [Real]Added 13 Read/Feed constraints in 21 ms returned sat
[2020-05-19 19:36:28] [INFO ] Deduced a trap composed of 13 places in 201 ms
[2020-05-19 19:36:28] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 217 ms
[2020-05-19 19:36:28] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned unsat
Successfully simplified 3 atomic propositions for a total of 3 simplifications.
[2020-05-19 19:36:28] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-05-19 19:36:28] [INFO ] Flatten gal took : 63 ms
FORMULA SimpleLoadBal-PT-02-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-05-19 19:36:28] [INFO ] Flatten gal took : 16 ms
Using solver Z3 to compute partial order matrices.
[2020-05-19 19:36:28] [INFO ] Applying decomposition
[2020-05-19 19:36:28] [INFO ] Flatten gal took : 5 ms
Built C files in :
/home/mcc/execution
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/convert-linux64, -i, /tmp/graph9972681006378245245.txt, -o, /tmp/graph9972681006378245245.bin, -w, /tmp/graph9972681006378245245.weights], workingDir=null]
[2020-05-19 19:36:29] [INFO ] Input system was already deterministic with 45 transitions.
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/louvain-linux64, /tmp/graph9972681006378245245.bin, -l, -1, -v, -w, /tmp/graph9972681006378245245.weights, -q, 0, -e, 0.001], workingDir=null]
[2020-05-19 19:36:29] [INFO ] Decomposing Gal with order
[2020-05-19 19:36:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-05-19 19:36:29] [INFO ] Removed a total of 27 redundant transitions.
[2020-05-19 19:36:29] [INFO ] Flatten gal took : 59 ms
[2020-05-19 19:36:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 2 ms.
[2020-05-19 19:36:29] [INFO ] Time to serialize gal into /home/mcc/execution/LTLFireability.pnml.gal : 4 ms
[2020-05-19 19:36:29] [INFO ] Time to serialize properties into /home/mcc/execution/LTLFireability.ltl : 6 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /home/mcc/execution/LTLFireability.pnml.gal, -t, CGAL, -LTL, /home/mcc/execution/LTLFireability.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
Normalized transition count is 35 out of 45 initially.
// Phase 1: matrix 35 rows 32 cols
[2020-05-19 19:36:29] [INFO ] Computed 13 place invariants in 1 ms
inv : P_client_idle_2 + P_client_request_2 + P_client_ack_2 + P_server_request_2_1 + P_server_request_2_2 + P_lb_routing_1_2 = 1
inv : P_server_idle_1 + P_server_notification_ack_1 - P_server_request_1_1 - P_server_request_2_1 + P_lb_load_1_1 + 2*P_lb_load_1_2 = 1
inv : P_lb_load_2_0 + P_lb_load_2_1 + P_lb_load_2_2 = 1
inv : P_server_idle_1 + P_server_waiting_1 + P_server_processed_1 = 1
inv : P_client_idle_1 + P_client_waiting_1 = 1
inv : P_server_processed_2 + P_server_notification_2 + P_server_request_1_2 + P_server_request_2_2 - P_lb_load_2_1 - 2*P_lb_load_2_2 = 0
inv : P_server_processed_1 + P_server_notification_1 + P_server_request_1_1 + P_server_request_2_1 - P_lb_load_1_1 - 2*P_lb_load_1_2 = 0
inv : P_lb_load_1_0 + P_lb_load_1_1 + P_lb_load_1_2 = 1
inv : P_client_idle_2 + P_client_waiting_2 = 1
inv : P_server_idle_2 + P_server_waiting_2 + P_server_processed_2 = 1
inv : P_server_idle_2 + P_server_notification_ack_2 - P_server_request_1_2 - P_server_request_2_2 + P_lb_load_2_1 + 2*P_lb_load_2_2 = 1
inv : P_lb_idle_1 + P_lb_routing_1_1 + P_lb_routing_1_2 + P_lb_balancing_1 = 1
inv : P_client_idle_1 + P_client_request_1 + P_client_ack_1 + P_server_request_1_1 + P_server_request_1_2 + P_lb_routing_1_1 = 1
Total of 13 invariants.
[2020-05-19 19:36:29] [INFO ] Computed 13 place invariants in 2 ms
its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ltl-linux64 --gc-threshold 2000000 -i /home/mcc/execution/LTLFireability.pnml.gal -t CGAL -LTL /home/mcc/execution/LTLFireability.ltl -c -stutter-deadlock
Read 15 LTL properties
Checking formula 0 : !(((!(F("(((i2.u5.P_server_notification_2>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_2_2>=1))")))||(G((!(X("(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_2>=1))&&(u8.P_lb_load_2_1>=1))")))&&("(((i0.u6.P_lb_routing_1_2<1)||(u8.P_lb_load_1_2<1))||(u8.P_lb_load_2_1<1))")))))
Formula 0 simplified : !(!F"(((i2.u5.P_server_notification_2>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_2_2>=1))" | G("(((i0.u6.P_lb_routing_1_2<1)||(u8.P_lb_load_1_2<1))||(u8.P_lb_load_2_1<1))" & !X"(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_2>=1))&&(u8.P_lb_load_2_1>=1))"))
built 8 ordering constraints for composite.
built 9 ordering constraints for composite.
built 3 ordering constraints for composite.
built 9 ordering constraints for composite.
built 3 ordering constraints for composite.
Reverse transition relation is NOT exact ! Due to transitions T_server_process_1, T_server_process_2, T_server_process_3, T_server_process_4, T_lb_idle_receive_notification_2, T_lb_idle_receive_notification_6, T_lb_balance_to_1_5, T_lb_balance_to_1_6, u8.T_lb_no_balance_8, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :1/21/9/31
5 unique states visited
5 strongly connected components in search stack
6 transitions explored
5 items max in DFS search stack
11 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.174031,20376,1,0,4130,781,594,4409,448,2307,10963
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((F((((G("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))"))U("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))"))&&(G(X(X("((i3.u2.P_server_idle_1>=1)&&(i0.u6.P_server_request_2_1>=1))")))))&&(F("(i3.u2.P_server_processed_1>=1)")))))
Formula 1 simplified : !F((G"(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))" U "(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))") & GXX"((i3.u2.P_server_idle_1>=1)&&(i0.u6.P_server_request_2_1>=1))" & F"(i3.u2.P_server_processed_1>=1)")
2 unique states visited
2 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
1 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.185808,21248,1,0,4999,781,635,5191,449,2314,13103
an accepting run exists (use option '-e' to print it)
Formula 1 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 2 : !((G((F((((G("(((i2.u5.P_server_notification_2<1)||(u8.P_lb_idle_1<1))||(u8.P_lb_load_2_1<1))"))&&("(i1.u7.P_lb_routing_1_1>=1)"))&&("(u8.P_lb_load_1_1>=1)"))&&("(u8.P_lb_load_2_2>=1)")))&&(G(F((((G("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))"))||("(i2.u5.P_server_notification_2<1)"))||("(u8.P_lb_idle_1<1)"))||("(u8.P_lb_load_2_1<1)")))))))
Formula 2 simplified : !G(F("(i1.u7.P_lb_routing_1_1>=1)" & "(u8.P_lb_load_1_1>=1)" & "(u8.P_lb_load_2_2>=1)" & G"(((i2.u5.P_server_notification_2<1)||(u8.P_lb_idle_1<1))||(u8.P_lb_load_2_1<1))") & GF("(i2.u5.P_server_notification_2<1)" | "(u8.P_lb_idle_1<1)" | "(u8.P_lb_load_2_1<1)" | G"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))"))
[2020-05-19 19:36:29] [INFO ] Proved 32 variables to be positive in 220 ms
[2020-05-19 19:36:29] [INFO ] Computing symmetric may disable matrix : 45 transitions.
[2020-05-19 19:36:29] [INFO ] Computation of disable matrix completed :0/45 took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2020-05-19 19:36:29] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2020-05-19 19:36:29] [INFO ] Computing symmetric may enable matrix : 45 transitions.
[2020-05-19 19:36:29] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
2 unique states visited
2 strongly connected components in search stack
3 transitions explored
2 items max in DFS search stack
2 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.221739,21716,1,0,6010,816,742,6101,467,2420,15573
an accepting run exists (use option '-e' to print it)
Formula 2 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 3 : !(((!(G(("(i0.u0.P_client_idle_2<1)")U("(((i2.u5.P_server_notification_2>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_2_2>=1))"))))&&(F(G(!(F(X("(i0.u0.P_client_idle_2>=1)"))))))))
Formula 3 simplified : !(!G("(i0.u0.P_client_idle_2<1)" U "(((i2.u5.P_server_notification_2>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_2_2>=1))") & FG!FX"(i0.u0.P_client_idle_2>=1)")
9 unique states visited
2 strongly connected components in search stack
10 transitions explored
9 items max in DFS search stack
5 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.264137,22508,1,0,7415,816,790,7866,469,2424,19542
an accepting run exists (use option '-e' to print it)
Formula 3 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 4 : !(((!(X((G("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))"))U("((((i1.u7.P_server_request_1_2>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_2>=1))"))))||(!(F("((i0.u0.P_client_waiting_2>=1)&&(i0.u0.P_client_ack_2>=1))")))))
Formula 4 simplified : !(!X(G"(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))" U "((((i1.u7.P_server_request_1_2>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_2>=1))") | !F"((i0.u0.P_client_waiting_2>=1)&&(i0.u0.P_client_ack_2>=1))")
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
0 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.266274,22772,1,0,7415,816,855,7866,475,2424,19595
no accepting run found
Formula 4 is TRUE no accepting run found.
FORMULA SimpleLoadBal-PT-02-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 5 : !((F(G(F(X("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_1>=1))"))))))
Formula 5 simplified : !FGFX"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_1>=1))"
3 unique states visited
3 strongly connected components in search stack
4 transitions explored
3 items max in DFS search stack
0 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.267542,22772,1,0,7460,816,875,7932,477,2424,19693
an accepting run exists (use option '-e' to print it)
Formula 5 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 6 : !((X(G(!(F(((F(X(F((X("((i0.u0.P_client_waiting_2>=1)&&(i0.u0.P_client_ack_2>=1))"))||(X("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_2>=1))"))))))&&("(i0.u0.P_client_waiting_2>=1)"))&&("(i0.u0.P_client_ack_2>=1)")))))))
Formula 6 simplified : !XG!F("(i0.u0.P_client_ack_2>=1)" & "(i0.u0.P_client_waiting_2>=1)" & FXF(X"((i0.u0.P_client_waiting_2>=1)&&(i0.u0.P_client_ack_2>=1))" | X"(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_2>=1))"))
6 unique states visited
6 strongly connected components in search stack
6 transitions explored
6 items max in DFS search stack
3 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.296079,23564,1,0,9722,816,934,10124,484,2426,24839
an accepting run exists (use option '-e' to print it)
Formula 6 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 7 : !(((F(X("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))")))&&(X(F("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))")))))
Formula 7 simplified : !(FX"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))" & XF"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_idle_1>=1))&&(u8.P_lb_load_1_2>=1))")
3 unique states visited
3 strongly connected components in search stack
3 transitions explored
3 items max in DFS search stack
0 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.301402,23828,1,0,10181,816,946,10531,484,2426,25991
an accepting run exists (use option '-e' to print it)
Formula 7 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 8 : !((F(X((F(X(G("(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))"))))U("(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_0>=1))")))))
Formula 8 simplified : !FX(FXG"(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))" U "(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_0>=1))")
3 unique states visited
3 strongly connected components in search stack
3 transitions explored
3 items max in DFS search stack
1 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.310399,24092,1,0,10763,816,966,11140,485,2426,27696
an accepting run exists (use option '-e' to print it)
Formula 8 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 9 : !(((F("(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_2>=1))&&(u8.P_lb_load_2_1>=1))"))U(X("((i2.u3.P_server_idle_2>=1)&&(i1.u7.P_server_request_1_2>=1))"))))
Formula 9 simplified : !(F"(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_2>=1))&&(u8.P_lb_load_2_1>=1))" U X"((i2.u3.P_server_idle_2>=1)&&(i1.u7.P_server_request_1_2>=1))")
4 unique states visited
4 strongly connected components in search stack
4 transitions explored
4 items max in DFS search stack
3 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.341541,24884,1,0,11633,816,1014,12043,492,2430,30079
an accepting run exists (use option '-e' to print it)
Formula 9 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 10 : !((X(X(G("(i3.u2.P_server_processed_1>=1)")))))
Formula 10 simplified : !XXG"(i3.u2.P_server_processed_1>=1)"
5 unique states visited
5 strongly connected components in search stack
5 transitions explored
5 items max in DFS search stack
0 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.343393,25148,1,0,11685,816,1025,12094,492,2430,30246
an accepting run exists (use option '-e' to print it)
Formula 10 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 11 : !((("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_1>=1))")U(G(((G(X("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))")))||(G(F(X("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))")))))||(X(F("(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))")))))))
Formula 11 simplified : !("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_1>=1))" U G(GX"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))" | GFX"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))" | XF"(((i3.u4.P_server_notification_1>=1)&&(u8.P_lb_balancing_1>=1))&&(u8.P_lb_load_1_2>=1))"))
3 unique states visited
3 strongly connected components in search stack
4 transitions explored
3 items max in DFS search stack
0 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.34497,25148,1,0,11705,816,1042,12118,492,2430,30317
an accepting run exists (use option '-e' to print it)
Formula 11 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 12 : !((F(G(((!(G((((F("(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))"))&&("(i2.u5.P_server_notification_2>=1)"))&&("(u8.P_lb_idle_1>=1)"))&&("(u8.P_lb_load_2_1>=1)"))))&&(F("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_1>=1))")))&&("((i3.u2.P_server_idle_1<1)||(i0.u6.P_server_request_2_1<1))")))))
Formula 12 simplified : !FG("((i3.u2.P_server_idle_1<1)||(i0.u6.P_server_request_2_1<1))" & !G("(i2.u5.P_server_notification_2>=1)" & "(u8.P_lb_idle_1>=1)" & "(u8.P_lb_load_2_1>=1)" & F"(((i0.u6.P_lb_routing_1_2>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_0>=1))") & F"(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_0>=1))&&(u8.P_lb_load_2_1>=1))")
2 unique states visited
2 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
1 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.359333,25412,1,0,12583,816,1059,13087,492,2430,32672
an accepting run exists (use option '-e' to print it)
Formula 12 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 13 : !((!(F(G(F("(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_2>=1))"))))))
Formula 13 simplified : FGF"(((u8.P_lb_balancing_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_2>=1))"
2 unique states visited
2 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
2 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.392031,25676,1,0,13615,816,1085,13893,498,2446,34683
an accepting run exists (use option '-e' to print it)
Formula 13 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 14 : !((X(!(F((X("(i3.u2.P_server_processed_1>=1)"))U(F(X("(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_1>=1))"))))))))
Formula 14 simplified : !X!F(X"(i3.u2.P_server_processed_1>=1)" U FX"(((i1.u7.P_lb_routing_1_1>=1)&&(u8.P_lb_load_1_1>=1))&&(u8.P_lb_load_2_1>=1))")
5 unique states visited
5 strongly connected components in search stack
5 transitions explored
5 items max in DFS search stack
1 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.401319,26204,1,0,14355,816,1100,14604,500,2446,36780
an accepting run exists (use option '-e' to print it)
Formula 14 is FALSE accepting run found.
FORMULA SimpleLoadBal-PT-02-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Skipping mayMatrices nes/nds SMT solver raised an error :unknown
java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver.computeAblingForPredicate(NecessaryEnablingsolver.java:768)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printLabels(Gal2PinsTransformerNext.java:502)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printDependencyMatrix(Gal2PinsTransformerNext.java:209)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.buildBodyFile(Gal2PinsTransformerNext.java:85)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.transform(Gal2PinsTransformerNext.java:831)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:73)
at java.base/java.lang.Thread.run(Thread.java:834)
[2020-05-19 19:36:29] [INFO ] Built C files in 791ms conformant to PINS in folder :/home/mcc/execution
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/home/mcc/execution]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.

BK_STOP 1589916990413

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SimpleLoadBal-PT-02"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is SimpleLoadBal-PT-02, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r156-oct2-158972914300594"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-02.tgz
mv SimpleLoadBal-PT-02 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;