Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994500506.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SimpleLoadBal-PT-05, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994500506
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 155K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2023-12
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2023-13
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2023-14
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2023-15
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-00
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-01
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-02
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-03
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-04
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-05
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-06
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-07
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-08
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-09
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-10
FORMULA_NAME SimpleLoadBal-PT-05-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1749202685885

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SimpleLoadBal-PT-05
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-06 09:38:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 09:38:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 09:38:07] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2025-06-06 09:38:07] [INFO ] Transformed 59 places.
[2025-06-06 09:38:07] [INFO ] Transformed 180 transitions.
[2025-06-06 09:38:07] [INFO ] Found NUPN structural information;
[2025-06-06 09:38:07] [INFO ] Completing missing partition info from NUPN : creating a component with [P_client_idle_1, P_client_idle_2, P_client_idle_3, P_client_idle_4, P_client_idle_5, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_server_idle_1, P_server_idle_2, P_server_waiting_1, P_server_waiting_2, P_server_processed_1, P_server_processed_2, P_server_notification_1, P_server_notification_2, P_server_notification_ack_1, P_server_notification_ack_2, P_server_request_1_1, P_server_request_1_2, P_server_request_2_1, P_server_request_2_2, P_server_request_3_1, P_server_request_3_2, P_server_request_4_1, P_server_request_4_2, P_server_request_5_1, P_server_request_5_2, P_lb_idle_1, P_lb_routing_1_1, P_lb_routing_1_2, P_lb_routing_1_3, P_lb_routing_1_4, P_lb_routing_1_5, P_lb_balancing_1, P_lb_load_1_0, P_lb_load_1_1, P_lb_load_1_2, P_lb_load_1_3, P_lb_load_1_4, P_lb_load_1_5, P_lb_load_2_0, P_lb_load_2_1, P_lb_load_2_2, P_lb_load_2_3, P_lb_load_2_4, P_lb_load_2_5]
[2025-06-06 09:38:07] [INFO ] Parsed PT model containing 59 places and 180 transitions and 1158 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
Support contains 46 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 180/180 transitions.
Applied a total of 0 rules in 9 ms. Remains 59 /59 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:38:07] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2025-06-06 09:38:07] [INFO ] Computed 19 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:07] [INFO ] Implicit Places using invariants in 209 ms returned [5, 6, 8, 22, 23]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 240 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 54/59 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 265 ms. Remains : 54/59 places, 180/180 transitions.
Support contains 46 out of 54 places after structural reductions.
[2025-06-06 09:38:07] [INFO ] Flatten gal took : 54 ms
[2025-06-06 09:38:07] [INFO ] Flatten gal took : 21 ms
[2025-06-06 09:38:07] [INFO ] Input system was already deterministic with 180 transitions.
Reduction of identical properties reduced properties to check from 93 to 89
RANDOM walk for 40000 steps (8 resets) in 1996 ms. (20 steps per ms) remains 28/89 properties
BEST_FIRST walk for 4004 steps (8 resets) in 113 ms. (35 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 13 ms. (285 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
[2025-06-06 09:38:08] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 54 cols
[2025-06-06 09:38:08] [INFO ] Computed 14 invariants in 4 ms
[2025-06-06 09:38:08] [INFO ] State equation strengthened by 55 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp57 is UNSAT
Problem AtomicPropp62 is UNSAT
Problem AtomicPropp71 is UNSAT
Problem AtomicPropp75 is UNSAT
Problem AtomicPropp77 is UNSAT
Problem AtomicPropp78 is UNSAT
Problem AtomicPropp91 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/34 variables, 2/36 constraints. Problems are: Problem set: 8 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/36 constraints. Problems are: Problem set: 8 solved, 20 unsolved
Problem AtomicPropp31 is UNSAT
At refinement iteration 3 (OVERLAPS) 15/49 variables, 6/42 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 15/57 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 1/58 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/58 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 1/50 variables, 1/59 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/50 variables, 1/60 constraints. Problems are: Problem set: 9 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/50 variables, 0/60 constraints. Problems are: Problem set: 9 solved, 19 unsolved
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp42 is UNSAT
Problem AtomicPropp47 is UNSAT
Problem AtomicPropp48 is UNSAT
Problem AtomicPropp52 is UNSAT
Problem AtomicPropp53 is UNSAT
Problem AtomicPropp70 is UNSAT
At refinement iteration 10 (OVERLAPS) 3/53 variables, 3/63 constraints. Problems are: Problem set: 25 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/53 variables, 3/66 constraints. Problems are: Problem set: 25 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:09] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 6 ms to minimize.
Problem AtomicPropp10 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/53 variables, 1/67 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/53 variables, 0/67 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/54 variables, 1/68 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/54 variables, 1/69 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/54 variables, 0/69 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 140/194 variables, 54/123 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/194 variables, 55/178 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/194 variables, 0/178 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/194 variables, 0/178 constraints. Problems are: Problem set: 26 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 178 constraints, problems are : Problem set: 26 solved, 2 unsolved in 616 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 54/54 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 27/27 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 26 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 12/12 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/12 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 19/31 variables, 5/17 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 19/36 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/36 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/41 variables, 2/38 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 10/48 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/48 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/42 variables, 1/49 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/42 variables, 1/50 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/42 variables, 0/50 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 9/51 variables, 4/54 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/51 variables, 9/63 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/51 variables, 0/63 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 3/54 variables, 2/65 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/54 variables, 3/68 constraints. Problems are: Problem set: 26 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/54 variables, 1/69 constraints. Problems are: Problem set: 26 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:09] [INFO ] Deduced a trap composed of 11 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:09] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:09] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 3 ms to minimize.
Problem AtomicPropp68 is UNSAT
At refinement iteration 17 (INCLUDED_ONLY) 0/54 variables, 3/72 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/54 variables, 0/72 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 140/194 variables, 54/126 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/194 variables, 55/181 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/194 variables, 1/182 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/194 variables, 0/182 constraints. Problems are: Problem set: 27 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/194 variables, 0/182 constraints. Problems are: Problem set: 27 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 182 constraints, problems are : Problem set: 27 solved, 1 unsolved in 418 ms.
Refiners :[Domain max(s): 54/54 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 54/54 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 1/27 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1137ms problems are : Problem set: 27 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 54/54 places, 180/180 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 54 transition count 175
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 49 transition count 175
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 44 transition count 170
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 40 transition count 168
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 30 place count 38 transition count 166
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 35 place count 38 transition count 161
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 40 place count 33 transition count 161
Applied a total of 40 rules in 45 ms. Remains 33 /54 variables (removed 21) and now considering 161/180 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 33/54 places, 161/180 transitions.
RANDOM walk for 40000 steps (8 resets) in 316 ms. (126 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
Probably explored full state space saw : 1308 states, properties seen :0
Probabilistic random walk after 6810 steps, saw 1308 distinct states, run finished after 23 ms. (steps per millisecond=296 ) properties seen :0
Explored full state space saw : 1308 states, properties seen :0
Exhaustive walk after 6810 steps, saw 1308 distinct states, run finished after 15 ms. (steps per millisecond=454 ) properties seen :0
Successfully simplified 29 atomic propositions for a total of 16 simplifications.
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-06 09:38:10] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2025-06-06 09:38:10] [INFO ] Flatten gal took : 15 ms
[2025-06-06 09:38:10] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-06 09:38:10] [INFO ] Flatten gal took : 14 ms
[2025-06-06 09:38:10] [INFO ] Input system was already deterministic with 180 transitions.
Support contains 33 out of 54 places (down from 40) after GAL structural reductions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 54 transition count 175
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 49 transition count 175
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 44 transition count 170
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 40 transition count 168
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 30 place count 38 transition count 166
Applied a total of 30 rules in 15 ms. Remains 38 /54 variables (removed 16) and now considering 166/180 (removed 14) transitions.
[2025-06-06 09:38:10] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
// Phase 1: matrix 126 rows 38 cols
[2025-06-06 09:38:10] [INFO ] Computed 12 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:10] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-06 09:38:10] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
[2025-06-06 09:38:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:10] [INFO ] State equation strengthened by 55 read => feed constraints.
[2025-06-06 09:38:10] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:38:10] [INFO ] Redundant transitions in 6 ms returned []
Running 161 sub problems to find dead transitions.
[2025-06-06 09:38:10] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
[2025-06-06 09:38:10] [INFO ] Invariant cache hit.
[2025-06-06 09:38:10] [INFO ] State equation strengthened by 55 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 5/38 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:10] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 2 ms to minimize.
Problem TDEAD92 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:11] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:11] [INFO ] Deduced a trap composed of 9 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:11] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:11] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 5/44 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 5 (OVERLAPS) 3/36 variables, 3/47 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 3/50 constraints. Problems are: Problem set: 1 solved, 160 unsolved
Problem TDEAD31 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD76 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 1/51 constraints. Problems are: Problem set: 7 solved, 154 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:12] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 1/52 constraints. Problems are: Problem set: 7 solved, 154 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/36 variables, 0/52 constraints. Problems are: Problem set: 7 solved, 154 unsolved
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD159 is UNSAT
At refinement iteration 10 (OVERLAPS) 2/38 variables, 2/54 constraints. Problems are: Problem set: 41 solved, 120 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/38 variables, 2/56 constraints. Problems are: Problem set: 41 solved, 120 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:13] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 3 ms to minimize.
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:13] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:13] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 2 ms to minimize.
Problem TDEAD158 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/38 variables, 3/59 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/38 variables, 0/59 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 14 (OVERLAPS) 126/164 variables, 38/97 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/164 variables, 55/152 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 0/152 constraints. Problems are: Problem set: 44 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:15] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 2 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/164 variables, 1/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 19 (OVERLAPS) 0/164 variables, 0/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 153 constraints, problems are : Problem set: 44 solved, 117 unsolved in 7260 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 38/38 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 44 solved, 117 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 33/33 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 5/38 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 1/39 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 7/46 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/46 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 5 (OVERLAPS) 3/36 variables, 3/49 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 3/52 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 1/53 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 0/53 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 9 (OVERLAPS) 2/38 variables, 2/55 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/38 variables, 2/57 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/38 variables, 3/60 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/38 variables, 0/60 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 13 (OVERLAPS) 126/164 variables, 38/98 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/164 variables, 55/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/164 variables, 117/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 0/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 17 (OVERLAPS) 0/164 variables, 0/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 270 constraints, problems are : Problem set: 44 solved, 117 unsolved in 6517 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 38/38 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 117/161 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13949ms problems are : Problem set: 44 solved, 117 unsolved
Search for dead transitions found 44 dead transitions in 13952ms
Found 44 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 44 transitions
Dead transitions reduction (with SMT) removed 44 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 38/54 places, 122/180 transitions.
Reduce places removed 2 places and 2 transitions.
Reduce places removed 1 places and 6 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 35 transition count 114
Applied a total of 1 rules in 12 ms. Remains 35 /38 variables (removed 3) and now considering 114/122 (removed 8) transitions.
[2025-06-06 09:38:24] [INFO ] Flow matrix only has 90 transitions (discarded 24 similar events)
// Phase 1: matrix 90 rows 35 cols
[2025-06-06 09:38:24] [INFO ] Computed 12 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:24] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-06 09:38:24] [INFO ] Flow matrix only has 90 transitions (discarded 24 similar events)
[2025-06-06 09:38:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:24] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-06 09:38:24] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 35/54 places, 114/180 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 14338 ms. Remains : 35/54 places, 114/180 transitions.
[2025-06-06 09:38:24] [INFO ] Flatten gal took : 11 ms
[2025-06-06 09:38:24] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:24] [INFO ] Input system was already deterministic with 114 transitions.
[2025-06-06 09:38:24] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:24] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:24] [INFO ] Time to serialize gal into /tmp/CTLFireability16195772035366809847.gal : 4 ms
[2025-06-06 09:38:24] [INFO ] Time to serialize properties into /tmp/CTLFireability16685049831853148260.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16195772035366809847.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16685049831853148260.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2268,0.166445,10948,2,2287,5,18880,6,0,257,15889,0


Converting to forward existential form...Done !
original formula: EF(AG(((EF((((P_lb_balancing_1==1)&&(P_lb_load_1_3==1))&&(P_lb_load_2_3==1))) * (P_lb_routing_1_2==1)) * ((P_lb_load_1_0==1)&&(P_lb_load_...166
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((E(TRUE U (((P_lb_balancing_1==1)&&(P_lb_load_1_3==1))&&(P_lb_load_2_3==1))) *...236
Reverse transition relation is NOT exact ! Due to transitions t61, t82, t83, t84, t85, t86, t90, t91, t92, t93, t94, t95, t96, t97, t98, t100, t102, t103, ...302
(forward)formula 0,0,0.771326,34832,1,0,260,85593,251,131,3327,66623,270
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:38:25] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 54 cols
[2025-06-06 09:38:25] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:25] [INFO ] Implicit Places using invariants in 75 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 87 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 90 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:38:25] [INFO ] Flatten gal took : 11 ms
[2025-06-06 09:38:25] [INFO ] Flatten gal took : 11 ms
[2025-06-06 09:38:25] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:38:25] [INFO ] Flatten gal took : 18 ms
[2025-06-06 09:38:25] [INFO ] Flatten gal took : 10 ms
[2025-06-06 09:38:25] [INFO ] Time to serialize gal into /tmp/CTLFireability663929774592809366.gal : 2 ms
[2025-06-06 09:38:25] [INFO ] Time to serialize properties into /tmp/CTLFireability6778309757203260117.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability663929774592809366.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6778309757203260117.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.271345,14980,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: (AX(FALSE) + (EX((AX(((EG((((P_server_request_2_2==1)&&(P_lb_balancing_1==1))&&((P_lb_load_1_0==1)&&(P_lb_load_2_2==1)))) * (P_client_req...631
=> equivalent forward existential formula: ([((Init * !(!(EX(!(FALSE))))) * !(EX((!(EX(!(((EG((((P_server_request_2_2==1)&&(P_lb_balancing_1==1))&&((P_lb_l...736
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
Hit Full ! (commute/partial/dont) 86/12/94
(forward)formula 0,0,1.55494,60304,1,0,269,223416,334,134,4647,183485,320
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:38:27] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
[2025-06-06 09:38:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:27] [INFO ] Implicit Places using invariants in 70 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:38:27] [INFO ] Flatten gal took : 11 ms
[2025-06-06 09:38:27] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:27] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:38:27] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:27] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:38:27] [INFO ] Time to serialize gal into /tmp/CTLFireability15457690233918563015.gal : 1 ms
[2025-06-06 09:38:27] [INFO ] Time to serialize properties into /tmp/CTLFireability16475098940157990195.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15457690233918563015.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16475098940157990195.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.267855,15112,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: E(EX(AG(AX((((P_lb_routing_1_1==1)&&(P_lb_load_1_0==1))&&(P_lb_load_2_0==1))))) U (!(EX(!(AX((((P_lb_routing_1_5==1)&&(P_lb_load_1_2==1))...355
=> equivalent forward existential formula: [FwdG((FwdU(Init,EX(!(E(TRUE U !(!(EX(!((((P_lb_routing_1_1==1)&&(P_lb_load_1_0==1))&&(P_lb_load_2_0==1)))))))))...423
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,0,0.942262,40812,1,0,271,162966,335,134,4645,119401,322
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:38:28] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
[2025-06-06 09:38:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:28] [INFO ] Implicit Places using invariants in 95 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 96 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 99 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:38:28] [INFO ] Flatten gal took : 11 ms
[2025-06-06 09:38:28] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:38:28] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:38:28] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:38:28] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:38:28] [INFO ] Time to serialize gal into /tmp/CTLFireability9058516907378226087.gal : 2 ms
[2025-06-06 09:38:28] [INFO ] Time to serialize properties into /tmp/CTLFireability11311657294511513810.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9058516907378226087.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11311657294511513810.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.264884,15112,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: AG(EX((((P_lb_routing_1_4==0)||(P_lb_load_1_1==0))||(P_lb_load_2_1==0))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX((((P_lb_routing_1_4==0)||(P_lb_load_1_1==0))||(P_lb_load_2_1==0)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,1,0.871034,40220,1,0,268,156648,324,131,4523,106293,315
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 54 transition count 176
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 50 transition count 176
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 18 place count 45 transition count 171
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 41 transition count 169
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 28 place count 39 transition count 167
Applied a total of 28 rules in 16 ms. Remains 39 /54 variables (removed 15) and now considering 167/180 (removed 13) transitions.
[2025-06-06 09:38:29] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
// Phase 1: matrix 127 rows 39 cols
[2025-06-06 09:38:29] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:29] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-06 09:38:29] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
[2025-06-06 09:38:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:29] [INFO ] State equation strengthened by 55 read => feed constraints.
[2025-06-06 09:38:29] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:38:29] [INFO ] Redundant transitions in 8 ms returned []
Running 162 sub problems to find dead transitions.
[2025-06-06 09:38:29] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
[2025-06-06 09:38:29] [INFO ] Invariant cache hit.
[2025-06-06 09:38:29] [INFO ] State equation strengthened by 55 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/34 variables, 5/39 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 162 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:30] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 3 ms to minimize.
Problem TDEAD94 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:30] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:30] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:30] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 4/44 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 5 (OVERLAPS) 3/37 variables, 3/47 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 3/50 constraints. Problems are: Problem set: 1 solved, 161 unsolved
Problem TDEAD33 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD78 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 1/51 constraints. Problems are: Problem set: 7 solved, 155 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:31] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 1/52 constraints. Problems are: Problem set: 7 solved, 155 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/37 variables, 0/52 constraints. Problems are: Problem set: 7 solved, 155 unsolved
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD149 is UNSAT
At refinement iteration 10 (OVERLAPS) 2/39 variables, 2/54 constraints. Problems are: Problem set: 40 solved, 122 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/39 variables, 2/56 constraints. Problems are: Problem set: 40 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 5 ms to minimize.
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:32] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 2 ms to minimize.
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/39 variables, 6/62 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/39 variables, 0/62 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 14 (OVERLAPS) 127/166 variables, 39/101 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/166 variables, 55/156 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/166 variables, 0/156 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 17 (OVERLAPS) 0/166 variables, 0/156 constraints. Problems are: Problem set: 44 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 166/166 variables, and 156 constraints, problems are : Problem set: 44 solved, 118 unsolved in 5817 ms.
Refiners :[Domain max(s): 39/39 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 39/39 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 162/162 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 44 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 34/34 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/34 variables, 5/39 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 1/40 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 7/47 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 0/47 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 5 (OVERLAPS) 3/37 variables, 3/50 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 3/53 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 1/54 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 1/55 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/37 variables, 0/55 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 10 (OVERLAPS) 2/39 variables, 2/57 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/39 variables, 2/59 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/39 variables, 3/62 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/39 variables, 0/62 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 14 (OVERLAPS) 127/166 variables, 39/101 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/166 variables, 55/156 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/166 variables, 118/274 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/166 variables, 0/274 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 18 (OVERLAPS) 0/166 variables, 0/274 constraints. Problems are: Problem set: 44 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 166/166 variables, and 274 constraints, problems are : Problem set: 44 solved, 118 unsolved in 6809 ms.
Refiners :[Domain max(s): 39/39 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 39/39 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 118/162 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12742ms problems are : Problem set: 44 solved, 118 unsolved
Search for dead transitions found 44 dead transitions in 12743ms
Found 44 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 44 transitions
Dead transitions reduction (with SMT) removed 44 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 39/54 places, 123/180 transitions.
Reduce places removed 2 places and 2 transitions.
Reduce places removed 1 places and 6 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 36 transition count 115
Applied a total of 1 rules in 11 ms. Remains 36 /39 variables (removed 3) and now considering 115/123 (removed 8) transitions.
[2025-06-06 09:38:42] [INFO ] Flow matrix only has 91 transitions (discarded 24 similar events)
// Phase 1: matrix 91 rows 36 cols
[2025-06-06 09:38:42] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:42] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-06 09:38:42] [INFO ] Flow matrix only has 91 transitions (discarded 24 similar events)
[2025-06-06 09:38:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:42] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-06 09:38:42] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 36/54 places, 115/180 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 13172 ms. Remains : 36/54 places, 115/180 transitions.
[2025-06-06 09:38:42] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:38:42] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:38:42] [INFO ] Input system was already deterministic with 115 transitions.
[2025-06-06 09:38:42] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:42] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:42] [INFO ] Time to serialize gal into /tmp/CTLFireability13053272747434735984.gal : 1 ms
[2025-06-06 09:38:42] [INFO ] Time to serialize properties into /tmp/CTLFireability5525524626562687129.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13053272747434735984.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5525524626562687129.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3040,0.244614,14524,2,2996,5,24902,6,0,262,23299,0


Converting to forward existential form...Done !
original formula: EF(AG(((P_client_request_2==0)||(P_lb_idle_1==0))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((P_client_request_2==0)||(P_lb_idle_1==0))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t63, t84, t85, t86, t87, t88, t91, t92, t93, t94, t95, t96, t97, t98, t99, t101, t103, t104, ...302
(forward)formula 0,0,0.972596,38144,1,0,251,97320,252,123,3403,75025,253
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 54 transition count 175
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 49 transition count 175
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 18 place count 45 transition count 171
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 41 transition count 169
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 28 place count 39 transition count 167
Applied a total of 28 rules in 17 ms. Remains 39 /54 variables (removed 15) and now considering 167/180 (removed 13) transitions.
[2025-06-06 09:38:43] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
// Phase 1: matrix 127 rows 39 cols
[2025-06-06 09:38:43] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:43] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-06 09:38:43] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
[2025-06-06 09:38:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:43] [INFO ] State equation strengthened by 55 read => feed constraints.
[2025-06-06 09:38:43] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:38:43] [INFO ] Redundant transitions in 12 ms returned []
Running 162 sub problems to find dead transitions.
[2025-06-06 09:38:43] [INFO ] Flow matrix only has 127 transitions (discarded 40 similar events)
[2025-06-06 09:38:43] [INFO ] Invariant cache hit.
[2025-06-06 09:38:43] [INFO ] State equation strengthened by 55 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/34 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 162 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 162 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:44] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 2 ms to minimize.
Problem TDEAD93 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:44] [INFO ] Deduced a trap composed of 8 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:44] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:44] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 6 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 4/44 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 5 (OVERLAPS) 4/38 variables, 4/48 constraints. Problems are: Problem set: 1 solved, 161 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 4/52 constraints. Problems are: Problem set: 1 solved, 161 unsolved
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD159 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 1/53 constraints. Problems are: Problem set: 18 solved, 144 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:45] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 2 ms to minimize.
Problem TDEAD144 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:45] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/38 variables, 2/55 constraints. Problems are: Problem set: 19 solved, 143 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/38 variables, 0/55 constraints. Problems are: Problem set: 19 solved, 143 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
At refinement iteration 10 (OVERLAPS) 1/39 variables, 1/56 constraints. Problems are: Problem set: 41 solved, 121 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/39 variables, 1/57 constraints. Problems are: Problem set: 41 solved, 121 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:46] [INFO ] Deduced a trap composed of 14 places in 51 ms of which 4 ms to minimize.
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:46] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:46] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:38:46] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 3 ms to minimize.
Problem TDEAD143 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/39 variables, 4/61 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/39 variables, 0/61 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 14 (OVERLAPS) 127/166 variables, 39/100 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/166 variables, 55/155 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/166 variables, 0/155 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 17 (OVERLAPS) 0/166 variables, 0/155 constraints. Problems are: Problem set: 44 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 166/166 variables, and 155 constraints, problems are : Problem set: 44 solved, 118 unsolved in 5716 ms.
Refiners :[Domain max(s): 39/39 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 39/39 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 162/162 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 44 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 34/34 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/34 variables, 4/38 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 2/40 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/34 variables, 7/47 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 0/47 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 5 (OVERLAPS) 4/38 variables, 4/51 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 4/55 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 1/56 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/38 variables, 0/56 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 9 (OVERLAPS) 1/39 variables, 1/57 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/39 variables, 1/58 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/39 variables, 3/61 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/39 variables, 0/61 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 13 (OVERLAPS) 127/166 variables, 39/100 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/166 variables, 55/155 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/166 variables, 118/273 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/166 variables, 0/273 constraints. Problems are: Problem set: 44 solved, 118 unsolved
At refinement iteration 17 (OVERLAPS) 0/166 variables, 0/273 constraints. Problems are: Problem set: 44 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 166/166 variables, and 273 constraints, problems are : Problem set: 44 solved, 118 unsolved in 6786 ms.
Refiners :[Domain max(s): 39/39 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 39/39 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 118/162 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12630ms problems are : Problem set: 44 solved, 118 unsolved
Search for dead transitions found 44 dead transitions in 12630ms
Found 44 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 44 transitions
Dead transitions reduction (with SMT) removed 44 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 39/54 places, 123/180 transitions.
Reduce places removed 2 places and 2 transitions.
Reduce places removed 1 places and 6 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 36 transition count 115
Applied a total of 1 rules in 10 ms. Remains 36 /39 variables (removed 3) and now considering 115/123 (removed 8) transitions.
[2025-06-06 09:38:56] [INFO ] Flow matrix only has 91 transitions (discarded 24 similar events)
// Phase 1: matrix 91 rows 36 cols
[2025-06-06 09:38:56] [INFO ] Computed 12 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:56] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-06 09:38:56] [INFO ] Flow matrix only has 91 transitions (discarded 24 similar events)
[2025-06-06 09:38:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:56] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-06 09:38:56] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 36/54 places, 115/180 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 13022 ms. Remains : 36/54 places, 115/180 transitions.
[2025-06-06 09:38:56] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:56] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:56] [INFO ] Input system was already deterministic with 115 transitions.
[2025-06-06 09:38:56] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:56] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:38:56] [INFO ] Time to serialize gal into /tmp/CTLFireability5637215069606263752.gal : 1 ms
[2025-06-06 09:38:56] [INFO ] Time to serialize properties into /tmp/CTLFireability11107060766130837570.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5637215069606263752.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11107060766130837570.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3447,0.260032,15164,2,3048,5,25895,6,0,262,26248,0


Converting to forward existential form...Done !
original formula: !(A(AF(((P_server_idle_2==1)&&(P_server_request_2_2==1))) U E((((P_lb_routing_1_5==1)&&(P_lb_load_1_2==1))&&(P_lb_load_2_1==1)) U EF((((P...249
=> equivalent forward existential formula: ([((FwdU(Init,!(E((((P_lb_routing_1_5==1)&&(P_lb_load_1_2==1))&&(P_lb_load_2_1==1)) U E(TRUE U (((P_server_reque...698
Reverse transition relation is NOT exact ! Due to transitions t62, t83, t84, t85, t86, t87, t91, t92, t93, t94, t97, t98, t99, t100, t101, t102, t103, t104...304
(forward)formula 0,0,1.18797,46576,1,0,261,124932,261,131,3397,107154,275
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 3 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:38:57] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 54 cols
[2025-06-06 09:38:57] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:57] [INFO ] Implicit Places using invariants in 81 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 82 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 3 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:38:57] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:38:57] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:38:57] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:38:57] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:38:57] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:38:57] [INFO ] Time to serialize gal into /tmp/CTLFireability4365626801517094578.gal : 1 ms
[2025-06-06 09:38:57] [INFO ] Time to serialize properties into /tmp/CTLFireability14621298761217611747.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4365626801517094578.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14621298761217611747.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.274522,14984,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: AX((AX(AF(AX(FALSE))) + E(AF((((P_server_notification_1==1)&&(P_lb_balancing_1==1))&&(P_lb_load_1_3==1))) U AF((P_client_idle_4==1)))))
=> equivalent forward existential formula: [FwdG(EY((EY(Init) * !(E(!(EG(!((((P_server_notification_1==1)&&(P_lb_balancing_1==1))&&(P_lb_load_1_3==1))))) U...219
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,0,1.55331,64656,1,0,362,255184,342,186,4650,208110,438
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 54 transition count 175
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 49 transition count 175
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 44 transition count 170
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 40 transition count 168
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 30 place count 38 transition count 166
Applied a total of 30 rules in 12 ms. Remains 38 /54 variables (removed 16) and now considering 166/180 (removed 14) transitions.
[2025-06-06 09:38:59] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
// Phase 1: matrix 126 rows 38 cols
[2025-06-06 09:38:59] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:59] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-06 09:38:59] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
[2025-06-06 09:38:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:38:59] [INFO ] State equation strengthened by 55 read => feed constraints.
[2025-06-06 09:38:59] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 235 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 09:38:59] [INFO ] Redundant transitions in 3 ms returned []
Running 161 sub problems to find dead transitions.
[2025-06-06 09:38:59] [INFO ] Flow matrix only has 126 transitions (discarded 40 similar events)
[2025-06-06 09:38:59] [INFO ] Invariant cache hit.
[2025-06-06 09:38:59] [INFO ] State equation strengthened by 55 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 5/38 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:00] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 2 ms to minimize.
Problem TDEAD92 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:00] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:00] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:00] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:00] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 5/44 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 5 (OVERLAPS) 3/36 variables, 3/47 constraints. Problems are: Problem set: 1 solved, 160 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 3/50 constraints. Problems are: Problem set: 1 solved, 160 unsolved
Problem TDEAD31 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD76 is UNSAT
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 1/51 constraints. Problems are: Problem set: 7 solved, 154 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:01] [INFO ] Deduced a trap composed of 8 places in 50 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 1/52 constraints. Problems are: Problem set: 7 solved, 154 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/36 variables, 0/52 constraints. Problems are: Problem set: 7 solved, 154 unsolved
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD159 is UNSAT
At refinement iteration 10 (OVERLAPS) 2/38 variables, 2/54 constraints. Problems are: Problem set: 41 solved, 120 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/38 variables, 2/56 constraints. Problems are: Problem set: 41 solved, 120 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:02] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 3 ms to minimize.
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:02] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:02] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 2 ms to minimize.
Problem TDEAD158 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/38 variables, 3/59 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/38 variables, 0/59 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 14 (OVERLAPS) 126/164 variables, 38/97 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/164 variables, 55/152 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 0/152 constraints. Problems are: Problem set: 44 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 09:39:04] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 2 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/164 variables, 1/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 0/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 19 (OVERLAPS) 0/164 variables, 0/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 153 constraints, problems are : Problem set: 44 solved, 117 unsolved in 7131 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 38/38 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 44 solved, 117 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 33/33 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 5/38 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 1/39 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 7/46 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/46 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 5 (OVERLAPS) 3/36 variables, 3/49 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 3/52 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 1/53 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 0/53 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 9 (OVERLAPS) 2/38 variables, 2/55 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/38 variables, 2/57 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/38 variables, 3/60 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/38 variables, 0/60 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 13 (OVERLAPS) 126/164 variables, 38/98 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/164 variables, 55/153 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/164 variables, 117/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/164 variables, 0/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
At refinement iteration 17 (OVERLAPS) 0/164 variables, 0/270 constraints. Problems are: Problem set: 44 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 270 constraints, problems are : Problem set: 44 solved, 117 unsolved in 6306 ms.
Refiners :[Domain max(s): 38/38 constraints, Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 38/38 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 117/161 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13547ms problems are : Problem set: 44 solved, 117 unsolved
Search for dead transitions found 44 dead transitions in 13548ms
Found 44 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 44 transitions
Dead transitions reduction (with SMT) removed 44 transitions
Starting structural reductions in SI_CTL mode, iteration 1 : 38/54 places, 122/180 transitions.
Reduce places removed 2 places and 2 transitions.
Reduce places removed 1 places and 6 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 35 transition count 114
Applied a total of 1 rules in 11 ms. Remains 35 /38 variables (removed 3) and now considering 114/122 (removed 8) transitions.
[2025-06-06 09:39:13] [INFO ] Flow matrix only has 90 transitions (discarded 24 similar events)
// Phase 1: matrix 90 rows 35 cols
[2025-06-06 09:39:13] [INFO ] Computed 12 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:13] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-06 09:39:13] [INFO ] Flow matrix only has 90 transitions (discarded 24 similar events)
[2025-06-06 09:39:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:13] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-06 09:39:13] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 35/54 places, 114/180 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 13953 ms. Remains : 35/54 places, 114/180 transitions.
[2025-06-06 09:39:13] [INFO ] Flatten gal took : 9 ms
[2025-06-06 09:39:13] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:13] [INFO ] Input system was already deterministic with 114 transitions.
[2025-06-06 09:39:13] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:13] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:13] [INFO ] Time to serialize gal into /tmp/CTLFireability17024765294453513151.gal : 1 ms
[2025-06-06 09:39:13] [INFO ] Time to serialize properties into /tmp/CTLFireability3870523807827267826.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17024765294453513151.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3870523807827267826.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2268,0.16245,11196,2,2287,5,18880,6,0,257,15889,0


Converting to forward existential form...Done !
original formula: AF(((EF((((P_server_request_4_1==1)&&(P_lb_balancing_1==1))&&((P_lb_load_1_3==1)&&(P_lb_load_2_1==1)))) + EG((((P_lb_routing_1_4==1)&&(P_...264
=> equivalent forward existential formula: [FwdG(Init,!(((E(TRUE U (((P_server_request_4_1==1)&&(P_lb_balancing_1==1))&&((P_lb_load_1_3==1)&&(P_lb_load_2_1...315
Reverse transition relation is NOT exact ! Due to transitions t61, t82, t83, t84, t85, t86, t90, t91, t92, t93, t94, t95, t96, t97, t98, t100, t102, t103, ...302
(forward)formula 0,1,0.744733,34992,1,0,261,86561,261,132,3433,70034,284
FORMULA SimpleLoadBal-PT-05-CTLFireability-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:39:14] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 54 cols
[2025-06-06 09:39:14] [INFO ] Computed 14 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:14] [INFO ] Implicit Places using invariants in 61 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 65 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:39:14] [INFO ] Flatten gal took : 12 ms
[2025-06-06 09:39:14] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:39:14] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:39:14] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:39:14] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:39:14] [INFO ] Time to serialize gal into /tmp/CTLFireability15094885743168136765.gal : 1 ms
[2025-06-06 09:39:14] [INFO ] Time to serialize properties into /tmp/CTLFireability910786936233192613.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15094885743168136765.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability910786936233192613.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.276774,14980,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: AG((EF((AG((((P_lb_routing_1_4==1)&&(P_lb_load_1_1==1))&&(P_lb_load_2_0==1))) + AX((((P_server_request_3_1==1)&&(P_lb_balancing_1==1))&&(...577
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(E(E((((P_lb_routing_1_2==1)&&(P_lb_load_1_1==1))&&(P_lb_load_2_2==1)) U (((P_lb_routing_1...658
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,1,1.55037,64332,1,0,297,244393,332,147,4667,173909,358
FORMULA SimpleLoadBal-PT-05-CTLFireability-2023-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:39:15] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
[2025-06-06 09:39:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:15] [INFO ] Implicit Places using invariants in 91 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 93 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 97 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:39:15] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:39:15] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:39:16] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:39:16] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:16] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:39:16] [INFO ] Time to serialize gal into /tmp/CTLFireability14591319547076369595.gal : 2 ms
[2025-06-06 09:39:16] [INFO ] Time to serialize properties into /tmp/CTLFireability547568507019625202.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14591319547076369595.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability547568507019625202.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.272243,15084,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: AG(EF(EX(TRUE)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U EX(TRUE))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,1,1.00194,43424,1,0,267,156604,328,131,4585,111255,318
FORMULA SimpleLoadBal-PT-05-CTLFireability-2023-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:39:17] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
[2025-06-06 09:39:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:17] [INFO ] Implicit Places using invariants in 78 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 80 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 82 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:39:17] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:39:17] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:39:17] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:39:17] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:17] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:39:17] [INFO ] Time to serialize gal into /tmp/CTLFireability1798505740272649575.gal : 1 ms
[2025-06-06 09:39:17] [INFO ] Time to serialize properties into /tmp/CTLFireability361713345566727875.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1798505740272649575.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability361713345566727875.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.26338,15112,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: EF(EX(AX(((EX((((P_lb_routing_1_3==1)&&(P_lb_load_1_0==1))&&(P_lb_load_2_0==1))) * (P_lb_routing_1_3==1)) * ((P_lb_load_1_2==1)&&(P_lb_lo...170
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(EX(!(((EX((((P_lb_routing_1_3==1)&&(P_lb_load_1_0==1))&&(P_lb_load_2_0==1))) * (P_lb_r...228
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,0,0.835247,39364,1,0,270,153479,326,133,4538,104043,321
FORMULA SimpleLoadBal-PT-05-CTLFireability-2023-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2025-06-06 09:39:18] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
[2025-06-06 09:39:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 09:39:18] [INFO ] Implicit Places using invariants in 45 ms returned [5, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 52/54 places, 180/180 transitions.
Applied a total of 0 rules in 1 ms. Remains 52 /52 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 52/54 places, 180/180 transitions.
[2025-06-06 09:39:18] [INFO ] Flatten gal took : 8 ms
[2025-06-06 09:39:18] [INFO ] Flatten gal took : 7 ms
[2025-06-06 09:39:18] [INFO ] Input system was already deterministic with 180 transitions.
[2025-06-06 09:39:18] [INFO ] Flatten gal took : 5 ms
[2025-06-06 09:39:18] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:39:18] [INFO ] Time to serialize gal into /tmp/CTLFireability9810120475443967685.gal : 1 ms
[2025-06-06 09:39:18] [INFO ] Time to serialize properties into /tmp/CTLFireability14318323549117828680.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9810120475443967685.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14318323549117828680.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,116176,0.268667,14984,2,2894,5,36364,6,0,391,27744,0


Converting to forward existential form...Done !
original formula: ((EF((AX((A((((P_server_request_3_2==1)&&(P_lb_balancing_1==1))&&((P_lb_load_1_0==1)&&(P_lb_load_2_2==1))) U (((P_lb_routing_1_5==1)&&(P_...1273
=> equivalent forward existential formula: (([(Init * !(E(TRUE U (!(EX(!((!((E(!((((P_lb_routing_1_5==1)&&(P_lb_load_1_3==1))&&(P_lb_load_2_3==1))) U (!(((...1915
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t104, t105, t106, t107, t109, t110, t111, t...309
(forward)formula 0,0,1.42068,58188,1,0,362,226157,343,174,4696,173816,449
FORMULA SimpleLoadBal-PT-05-CTLFireability-2023-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2025-06-06 09:39:19] [INFO ] Flatten gal took : 6 ms
[2025-06-06 09:39:19] [INFO ] Flatten gal took : 5 ms
Total runtime 72579 ms.

BK_STOP 1749202759649

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-05"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 2-5832"
echo " Executing tool itstools"
echo " Input is SimpleLoadBal-PT-05, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994500506"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-05.tgz
mv SimpleLoadBal-PT-05 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;