About the Execution of ITS-Tools for BridgeAndVehicles-PT-V50P20N10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | 50 50 50 ? 50 1 1 50 50 50 1 50 50 ? 50 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853765000389.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)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BridgeAndVehicles-PT-V50P20N10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853765000389
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.9M
-rw-r--r-- 1 mcc users 25K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 136K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 172K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 660K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 162K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 483K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 46K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 263K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 374K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.5M 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 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.1M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-00
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-01
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-02
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-03
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-04
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-05
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-06
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-07
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-08
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-09
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-10
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-11
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-12
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-13
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-14
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748977701876
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V50P20N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 19:08:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 19:08:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 19:08:24] [INFO ] Load time of PNML (sax parser for PT used): 268 ms
[2025-06-03 19:08:24] [INFO ] Transformed 128 places.
[2025-06-03 19:08:24] [INFO ] Transformed 1328 transitions.
[2025-06-03 19:08:24] [INFO ] Parsed PT model containing 128 places and 1328 transitions and 10010 arcs in 447 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 1, 0, 50, 0, 50, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 1, 0, 50, 0, 50, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-03 19:08:24] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
// Phase 1: matrix 250 rows 128 cols
[2025-06-03 19:08:24] [INFO ] Computed 7 invariants in 81 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 1, 0, 50, 0, 50, 0, 0, 0] Max Struct:[50, 50, 20, 50, 2, 2, 50, 1, 50, 20, 50, 1]
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-12 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-11 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-07 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (22 resets) in 256 ms. (38 steps per ms)
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-04 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-08 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-01 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-14 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-02 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-09 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-00 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (34 resets) in 198 ms. (201 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 1, 1, 10] Max Struct:[20, 2, 2, 20]
[2025-06-03 19:08:25] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
[2025-06-03 19:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:25] [INFO ] [Real]Absence check using 7 positive place invariants in 21 ms returned sat
[2025-06-03 19:08:25] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2025-06-03 19:08:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-06-03 19:08:25] [INFO ] [Real]Added 22 Read/Feed constraints in 72 ms returned sat
[2025-06-03 19:08:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2025-06-03 19:08:26] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2025-06-03 19:08:26] [INFO ] [Nat]Added 22 Read/Feed constraints in 31 ms returned sat
[2025-06-03 19:08:26] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 137 transitions) in 156 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:08:27] [INFO ] Deduced a trap composed of 5 places in 496 ms of which 84 ms to minimize.
[2025-06-03 19:08:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 557 ms
[2025-06-03 19:08:27] [INFO ] Added : 10 causal constraints over 2 iterations in 888 ms. Result :sat
Minimization took 209 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:27] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:27] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:27] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2025-06-03 19:08:27] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2025-06-03 19:08:27] [INFO ] [Real]Added 22 Read/Feed constraints in 23 ms returned sat
[2025-06-03 19:08:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:08:27] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2025-06-03 19:08:27] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2025-06-03 19:08:27] [INFO ] [Nat]Added 22 Read/Feed constraints in 32 ms returned sat
[2025-06-03 19:08:27] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 137 transitions) in 62 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:08:28] [INFO ] Deduced a trap composed of 14 places in 249 ms of which 8 ms to minimize.
[2025-06-03 19:08:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 289 ms
[2025-06-03 19:08:28] [INFO ] Added : 3 causal constraints over 2 iterations in 463 ms. Result :sat
Minimization took 153 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10, 1, 1, 10] Max Struct:[20, 1, 1, 20]
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 10] Max Struct:[20, 20]
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 128/128 places, 1328/1328 transitions.
Graph (complete) has 1222 edges and 128 vertex of which 126 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.10 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 229 ms. Remains 126 /128 variables (removed 2) and now considering 1328/1328 (removed 0) transitions.
Running 1325 sub problems to find dead transitions.
[2025-06-03 19:08:29] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
// Phase 1: matrix 250 rows 126 cols
[2025-06-03 19:08:29] [INFO ] Computed 5 invariants in 4 ms
[2025-06-03 19:08:29] [INFO ] State equation strengthened by 22 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1325 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:08:41] [INFO ] Deduced a trap composed of 5 places in 269 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:08:49] [INFO ] Deduced a trap composed of 14 places in 187 ms of which 4 ms to minimize.
Problem TDEAD728 is UNSAT
Problem TDEAD729 is UNSAT
Problem TDEAD730 is UNSAT
Problem TDEAD731 is UNSAT
Problem TDEAD732 is UNSAT
Problem TDEAD733 is UNSAT
Problem TDEAD734 is UNSAT
Problem TDEAD735 is UNSAT
Problem TDEAD736 is UNSAT
Problem TDEAD737 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD740 is UNSAT
Problem TDEAD741 is UNSAT
Problem TDEAD742 is UNSAT
Problem TDEAD743 is UNSAT
Problem TDEAD744 is UNSAT
Problem TDEAD745 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD747 is UNSAT
Problem TDEAD748 is UNSAT
Problem TDEAD749 is UNSAT
Problem TDEAD750 is UNSAT
Problem TDEAD751 is UNSAT
Problem TDEAD752 is UNSAT
Problem TDEAD753 is UNSAT
Problem TDEAD754 is UNSAT
Problem TDEAD755 is UNSAT
Problem TDEAD756 is UNSAT
Problem TDEAD757 is UNSAT
Problem TDEAD758 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD760 is UNSAT
Problem TDEAD761 is UNSAT
Problem TDEAD762 is UNSAT
Problem TDEAD763 is UNSAT
Problem TDEAD764 is UNSAT
Problem TDEAD765 is UNSAT
Problem TDEAD766 is UNSAT
Problem TDEAD767 is UNSAT
Problem TDEAD768 is UNSAT
Problem TDEAD769 is UNSAT
Problem TDEAD770 is UNSAT
Problem TDEAD771 is UNSAT
Problem TDEAD772 is UNSAT
Problem TDEAD773 is UNSAT
Problem TDEAD774 is UNSAT
Problem TDEAD775 is UNSAT
Problem TDEAD776 is UNSAT
Problem TDEAD777 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/376 variables, and 7 constraints, problems are : Problem set: 50 solved, 1275 unsolved in 20088 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1325/1124 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 50 solved, 1275 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 50 solved, 1275 unsolved
Problem TDEAD178 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD442 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD596 is UNSAT
Problem TDEAD607 is UNSAT
Problem TDEAD618 is UNSAT
Problem TDEAD629 is UNSAT
Problem TDEAD640 is UNSAT
Problem TDEAD651 is UNSAT
Problem TDEAD662 is UNSAT
Problem TDEAD673 is UNSAT
Problem TDEAD684 is UNSAT
Problem TDEAD695 is UNSAT
Problem TDEAD706 is UNSAT
Problem TDEAD717 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 2/7 constraints. Problems are: Problem set: 100 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 0/7 constraints. Problems are: Problem set: 100 solved, 1225 unsolved
SMT process timed out in 44145ms, After SMT, problems are : Problem set: 100 solved, 1225 unsolved
Search for dead transitions found 100 dead transitions in 44189ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 100 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 126/128 places, 1228/1328 transitions.
Applied a total of 0 rules in 74 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44530 ms. Remains : 126/128 places, 1228/1328 transitions.
[2025-06-03 19:09:13] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-03 19:09:13] [INFO ] Computed 5 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[10, 10] Max Struct:[20, 20]
RANDOM walk for 1000000 steps (2273 resets) in 6392 ms. (156 steps per ms)
BEST_FIRST walk for 2000001 steps (1681 resets) in 4715 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 10] Max Struct:[20, 20]
[2025-06-03 19:09:24] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:24] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:09:24] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2025-06-03 19:09:24] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:09:24] [INFO ] [Real]Added 20 Read/Feed constraints in 14 ms returned sat
[2025-06-03 19:09:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:09:24] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2025-06-03 19:09:25] [INFO ] [Nat]Added 20 Read/Feed constraints in 27 ms returned sat
[2025-06-03 19:09:25] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 27 ms.
[2025-06-03 19:09:25] [INFO ] Added : 10 causal constraints over 2 iterations in 159 ms. Result :sat
Minimization took 181 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:25] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:09:25] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-03 19:09:25] [INFO ] [Real]Added 20 Read/Feed constraints in 20 ms returned sat
[2025-06-03 19:09:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:09:25] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2025-06-03 19:09:25] [INFO ] [Nat]Added 20 Read/Feed constraints in 25 ms returned sat
[2025-06-03 19:09:25] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 83 ms.
[2025-06-03 19:09:26] [INFO ] Added : 12 causal constraints over 10 iterations in 337 ms. Result :sat
Minimization took 112 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10, 10] Max Struct:[20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 10] Max Struct:[20, 20]
Support contains 2 out of 126 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 66 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 126/126 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 62 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-03 19:09:26] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:09:27] [INFO ] Implicit Places using invariants in 434 ms returned []
[2025-06-03 19:09:27] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:09:27] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:09:28] [INFO ] Implicit Places using invariants and state equation in 1401 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1843 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 124/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 62 ms. Remains 124 /124 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1969 ms. Remains : 124/126 places, 1228/1228 transitions.
[2025-06-03 19:09:28] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 124 cols
[2025-06-03 19:09:28] [INFO ] Computed 5 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[10, 10] Max Struct:[20, 20]
RANDOM walk for 1000000 steps (2273 resets) in 5730 ms. (174 steps per ms)
BEST_FIRST walk for 2000001 steps (1683 resets) in 4100 ms. (487 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 10] Max Struct:[20, 20]
[2025-06-03 19:09:38] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:38] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:09:38] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2025-06-03 19:09:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:38] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:09:38] [INFO ] [Nat]Absence check using state equation in 90 ms returned sat
[2025-06-03 19:09:38] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:09:38] [INFO ] [Nat]Added 20 Read/Feed constraints in 35 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:09:39] [INFO ] Deduced a trap composed of 5 places in 218 ms of which 4 ms to minimize.
[2025-06-03 19:09:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 247 ms
[2025-06-03 19:09:39] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 23 ms.
[2025-06-03 19:09:39] [INFO ] Added : 11 causal constraints over 3 iterations in 446 ms. Result :sat
Minimization took 148 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:39] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:09:39] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2025-06-03 19:09:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:09:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:09:40] [INFO ] [Nat]Absence check using state equation in 92 ms returned sat
[2025-06-03 19:09:40] [INFO ] [Nat]Added 20 Read/Feed constraints in 27 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:09:40] [INFO ] Deduced a trap composed of 5 places in 215 ms of which 5 ms to minimize.
[2025-06-03 19:09:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 239 ms
[2025-06-03 19:09:40] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 25 ms.
[2025-06-03 19:09:40] [INFO ] Added : 3 causal constraints over 2 iterations in 112 ms. Result :sat
Minimization took 114 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10, 10] Max Struct:[20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 10] Max Struct:[20, 20]
Support contains 2 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1228/1228 transitions.
Applied a total of 0 rules in 61 ms. Remains 124 /124 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 124/124 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1228/1228 transitions.
Applied a total of 0 rules in 59 ms. Remains 124 /124 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-03 19:09:40] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:09:41] [INFO ] Implicit Places using invariants in 350 ms returned []
[2025-06-03 19:09:41] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:09:41] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:09:42] [INFO ] Implicit Places using invariants and state equation in 873 ms returned []
Implicit Place search using SMT with State Equation took 1241 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:09:42] [INFO ] Redundant transitions in 105 ms returned []
Running 1225 sub problems to find dead transitions.
[2025-06-03 19:09:42] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-03 19:09:42] [INFO ] Invariant cache hit.
[2025-06-03 19:09:42] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:09:52] [INFO ] Deduced a trap composed of 5 places in 265 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 124/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/124 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1224 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD155 is UNSAT
At refinement iteration 3 (OVERLAPS) 248/372 variables, 124/130 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/372 variables, 20/150 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 372/372 variables, and 1372 constraints, problems are : Problem set: 2 solved, 1223 unsolved in 31650 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1224 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64458ms problems are : Problem set: 2 solved, 1223 unsolved
Search for dead transitions found 2 dead transitions in 64466ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 124/124 places, 1226/1228 transitions.
Applied a total of 0 rules in 63 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:10:46] [INFO ] Redundant transitions in 33 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 66014 ms. Remains : 124/124 places, 1226/1228 transitions.
[2025-06-03 19:10:46] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
// Phase 1: matrix 246 rows 124 cols
[2025-06-03 19:10:46] [INFO ] Computed 5 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[10, 10] Max Struct:[20, 20]
RANDOM walk for 1000000 steps (2272 resets) in 5742 ms. (174 steps per ms)
BEST_FIRST walk for 2000003 steps (1680 resets) in 4322 ms. (462 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 10] Max Struct:[20, 20]
[2025-06-03 19:10:56] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:10:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:10:56] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:10:56] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2025-06-03 19:10:56] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:10:57] [INFO ] [Real]Added 20 Read/Feed constraints in 18 ms returned sat
[2025-06-03 19:10:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:10:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Nat]Absence check using state equation in 99 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Nat]Added 20 Read/Feed constraints in 27 ms returned sat
[2025-06-03 19:10:57] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 26 ms.
[2025-06-03 19:10:57] [INFO ] Added : 10 causal constraints over 2 iterations in 167 ms. Result :sat
Minimization took 185 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:10:57] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Real]Added 20 Read/Feed constraints in 18 ms returned sat
[2025-06-03 19:10:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:10:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2025-06-03 19:10:57] [INFO ] [Nat]Added 20 Read/Feed constraints in 28 ms returned sat
[2025-06-03 19:10:57] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 27 ms.
[2025-06-03 19:10:58] [INFO ] Added : 11 causal constraints over 10 iterations in 272 ms. Result :sat
Minimization took 129 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10, 10] Max Struct:[20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 10] Max Struct:[20, 20]
Support contains 2 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Applied a total of 0 rules in 67 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 124/124 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Applied a total of 0 rules in 65 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2025-06-03 19:10:58] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:10:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:10:59] [INFO ] Implicit Places using invariants in 365 ms returned []
[2025-06-03 19:10:59] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:10:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:10:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:10:59] [INFO ] Implicit Places using invariants and state equation in 703 ms returned []
Implicit Place search using SMT with State Equation took 1084 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:10:59] [INFO ] Redundant transitions in 21 ms returned []
Running 1223 sub problems to find dead transitions.
[2025-06-03 19:10:59] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:10:59] [INFO ] Invariant cache hit.
[2025-06-03 19:10:59] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:11:10] [INFO ] Deduced a trap composed of 5 places in 225 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 124/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/124 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1222 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/370 variables, 124/130 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 20/150 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 370/370 variables, and 1372 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31196 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1222 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64349ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64354ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65532 ms. Remains : 124/124 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (88 resets) in 1471 ms. (27 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (32 resets) in 359 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (32 resets) in 476 ms. (83 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (32 resets) in 252 ms. (158 steps per ms) remains 4/4 properties
[2025-06-03 19:12:05] [INFO ] Flatten gal took : 438 ms
BEST_FIRST walk for 40004 steps (32 resets) in 308 ms. (129 steps per ms) remains 4/4 properties
[2025-06-03 19:12:05] [INFO ] Flatten gal took : 161 ms
[2025-06-03 19:12:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15756085663620488145.gal : 81 ms
[2025-06-03 19:12:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1077967418455382203.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15756085663620488145.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1077967418455382203.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1077967418455382203.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6 after 16
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :16 after 34
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :34 after 68
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :68 after 205
Interrupted probabilistic random walk after 214988 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 4
Probabilistic random walk after 214988 steps, saw 59339 distinct states, run finished after 3008 ms. (steps per millisecond=71 ) properties seen :0
[2025-06-03 19:12:08] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:12:08] [INFO ] Invariant cache hit.
[2025-06-03 19:12:08] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 102/105 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 250/355 variables, 106/110 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 2/357 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/357 variables, 2/135 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:12:09] [INFO ] Deduced a trap composed of 5 places in 214 ms of which 7 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/357 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 13/370 variables, 13/149 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/370 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/370 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 370/370 variables, and 150 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1015 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 102/105 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 250/355 variables, 106/110 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 4/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/357 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/357 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/357 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 13/370 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/370 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 0/370 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 370/370 variables, and 154 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4418 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5455ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1342 ms.
Support contains 2 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Applied a total of 0 rules in 71 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running 1223 sub problems to find dead transitions.
[2025-06-03 19:12:15] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:12:15] [INFO ] Invariant cache hit.
[2025-06-03 19:12:15] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :205 after 2550
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:12:25] [INFO ] Deduced a trap composed of 5 places in 228 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 124/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/124 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1222 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2550 after 12899
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :12899 after 13039
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :13039 after 13372
Detected timeout of ITS tools.
[2025-06-03 19:12:55] [INFO ] Flatten gal took : 81 ms
[2025-06-03 19:12:55] [INFO ] Applying decomposition
[2025-06-03 19:12:55] [INFO ] Flatten gal took : 76 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph15569454354392604727.txt' '-o' '/tmp/graph15569454354392604727.bin' '-w' '/tmp/graph15569454354392604727.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15569454354392604727.bin' '-l' '-1' '-v' '-w' '/tmp/graph15569454354392604727.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:12:56] [INFO ] Decomposing Gal with order
[2025-06-03 19:12:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:12:57] [INFO ] Removed a total of 2134 redundant transitions.
[2025-06-03 19:12:57] [INFO ] Flatten gal took : 868 ms
[2025-06-03 19:12:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 285 labels/synchronizations in 39 ms.
[2025-06-03 19:12:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality474521989888495075.gal : 8 ms
[2025-06-03 19:12:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4922121362406461853.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality474521989888495075.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4922121362406461853.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality4922121362406461853.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 35
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :35 after 60
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :60 after 105
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :105 after 190
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :190 after 291
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :291 after 353
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :353 after 874
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
SMT process timed out in 42876ms, After SMT, problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 42884ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42963 ms. Remains : 124/124 places, 1226/1226 transitions.
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :874 after 8460
RANDOM walk for 40000 steps (88 resets) in 494 ms. (80 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (32 resets) in 207 ms. (192 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40008 steps (32 resets) in 243 ms. (163 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (32 resets) in 230 ms. (173 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (32 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :8460 after 31611
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :31611 after 86902
Interrupted probabilistic random walk after 256678 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :0 out of 4
Probabilistic random walk after 256678 steps, saw 70706 distinct states, run finished after 3001 ms. (steps per millisecond=85 ) properties seen :0
[2025-06-03 19:13:01] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:13:01] [INFO ] Invariant cache hit.
[2025-06-03 19:13:01] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 102/105 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 250/355 variables, 106/110 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 2/357 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/357 variables, 2/135 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:13:02] [INFO ] Deduced a trap composed of 5 places in 187 ms of which 6 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/357 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 13/370 variables, 13/149 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/370 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/370 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 370/370 variables, and 150 constraints, problems are : Problem set: 0 solved, 4 unsolved in 889 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 102/105 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 250/355 variables, 106/110 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 2/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 4/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD size :372063 after 661808
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/357 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/357 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/357 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 13/370 variables, 13/153 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/370 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 0/370 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 370/370 variables, and 154 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4525 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5431ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1259 ms.
Support contains 2 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Applied a total of 0 rules in 52 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 124/124 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Applied a total of 0 rules in 52 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2025-06-03 19:13:08] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:13:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:13:08] [INFO ] Implicit Places using invariants in 450 ms returned []
[2025-06-03 19:13:08] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:13:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:13:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:13:09] [INFO ] Implicit Places using invariants and state equation in 766 ms returned []
Implicit Place search using SMT with State Equation took 1218 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:13:09] [INFO ] Redundant transitions in 34 ms returned []
Running 1223 sub problems to find dead transitions.
[2025-06-03 19:13:09] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:13:09] [INFO ] Invariant cache hit.
[2025-06-03 19:13:09] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :5.45e+06 after 7.39791e+06
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:13:20] [INFO ] Deduced a trap composed of 5 places in 252 ms of which 5 ms to minimize.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :4.23734e+07 after 4.76521e+07
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
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(s15 0.0)
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(s19 0.0)
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(s24 0.0)
(s25 0.0)
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(s28 0.0)
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(s33 0.0)
(s34 0.0)
(s35 0.0)
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(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 19.0)
(s54 1.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
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(s59 0.0)
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(s61 0.0)
(s62 0.0)
(s63 0.0)
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(s65 0.0)
(s66 0.0)
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(s74 0.0)
(s75 0.0)
(s76 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 124/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/124 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1222 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/124 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Detected timeout of ITS tools.
At refinement iteration 2 (INCLUDED_ONLY) 0/124 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/370 variables, 124/130 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 20/150 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 370/370 variables, and 1372 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31173 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 124/124 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1222 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64193ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64198ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65515 ms. Remains : 124/124 places, 1226/1226 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[10, 10] Max Struct:[20, 20]
Starting property specific reduction for BridgeAndVehicles-PT-V50P20N10-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
[2025-06-03 19:14:13] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:14:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (22 resets) in 60 ms. (163 steps per ms)
BEST_FIRST walk for 10001 steps (8 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2025-06-03 19:14:13] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:14:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:14:13] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:14:14] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2025-06-03 19:14:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:14:14] [INFO ] [Real]Added 20 Read/Feed constraints in 17 ms returned sat
[2025-06-03 19:14:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:14:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:14:14] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2025-06-03 19:14:14] [INFO ] [Nat]Added 20 Read/Feed constraints in 26 ms returned sat
[2025-06-03 19:14:14] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 58 ms.
[2025-06-03 19:14:14] [INFO ] Added : 10 causal constraints over 2 iterations in 204 ms. Result :sat
Minimization took 189 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 123 transition count 1225
Applied a total of 2 rules in 71 ms. Remains 123 /124 variables (removed 1) and now considering 1225/1226 (removed 1) transitions.
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:14:14] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
// Phase 1: matrix 245 rows 123 cols
[2025-06-03 19:14:15] [INFO ] Computed 5 invariants in 3 ms
[2025-06-03 19:14:15] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:14:24] [INFO ] Deduced a trap composed of 5 places in 251 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42659ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 42664ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42739 ms. Remains : 123/124 places, 1225/1226 transitions.
[2025-06-03 19:14:57] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:14:57] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (2622 resets) in 6062 ms. (164 steps per ms)
BEST_FIRST walk for 1000000 steps (1086 resets) in 2488 ms. (401 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2025-06-03 19:15:06] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:15:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:15:06] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:15:06] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2025-06-03 19:15:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:15:06] [INFO ] [Real]Added 20 Read/Feed constraints in 19 ms returned sat
[2025-06-03 19:15:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:15:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:15:06] [INFO ] [Nat]Absence check using state equation in 91 ms returned sat
[2025-06-03 19:15:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 32 ms returned sat
[2025-06-03 19:15:06] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 134 transitions) in 41 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:15:06] [INFO ] Deduced a trap composed of 14 places in 250 ms of which 10 ms to minimize.
[2025-06-03 19:15:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 294 ms
[2025-06-03 19:15:07] [INFO ] Added : 10 causal constraints over 2 iterations in 457 ms. Result :sat
Minimization took 283 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 83 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 84 ms. Remains : 123/123 places, 1225/1225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 67 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
[2025-06-03 19:15:07] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:15:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:15:08] [INFO ] Implicit Places using invariants in 361 ms returned []
[2025-06-03 19:15:08] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:15:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:15:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:15:09] [INFO ] Implicit Places using invariants and state equation in 879 ms returned []
Implicit Place search using SMT with State Equation took 1243 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:15:09] [INFO ] Redundant transitions in 22 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:15:09] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:15:09] [INFO ] Invariant cache hit.
[2025-06-03 19:15:09] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:15:18] [INFO ] Deduced a trap composed of 5 places in 235 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 245/368 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 20/149 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 1370 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30687 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64080ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64083ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65434 ms. Remains : 123/123 places, 1225/1225 transitions.
[2025-06-03 19:16:13] [INFO ] Flatten gal took : 54 ms
[2025-06-03 19:16:13] [INFO ] Flatten gal took : 55 ms
[2025-06-03 19:16:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11113497400305654643.gal : 29 ms
[2025-06-03 19:16:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4000746054610967339.prop : 5 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11113497400305654643.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4000746054610967339.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (104 resets) in 597 ms. (66 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40009 steps (41 resets) in 284 ms. (140 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (40 resets) in 253 ms. (157 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4000746054610967339.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 36
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :36 after 100
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :100 after 233
Interrupted probabilistic random walk after 269788 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 2
Probabilistic random walk after 269788 steps, saw 74995 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
[2025-06-03 19:16:16] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:16:16] [INFO ] Invariant cache hit.
[2025-06-03 19:16:16] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/182 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/182 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 84/266 variables, 16/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 10/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:16:17] [INFO ] Deduced a trap composed of 5 places in 246 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :233 after 566
[2025-06-03 19:16:17] [INFO ] Deduced a trap composed of 4 places in 243 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 101/367 variables, 51/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/367 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 10/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/368 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/368 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/368 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 150 constraints, problems are : Problem set: 0 solved, 2 unsolved in 956 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/182 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 84/266 variables, 16/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 10/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/266 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/266 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 101/367 variables, 51/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/367 variables, 10/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :566 after 1014
At refinement iteration 20 (INCLUDED_ONLY) 0/367 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 1/368 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/368 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/368 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 368/368 variables, and 152 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2208 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3177ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 193 ms.
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 55 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:16:19] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:16:19] [INFO ] Invariant cache hit.
[2025-06-03 19:16:20] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1014 after 4275
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:16:29] [INFO ] Deduced a trap composed of 5 places in 229 ms of which 5 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :32724 after 32735
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :32735 after 33348
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :33348 after 34963
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42783ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 42787ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42845 ms. Remains : 123/123 places, 1225/1225 transitions.
RANDOM walk for 40004 steps (104 resets) in 422 ms. (94 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (41 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (42 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
Detected timeout of ITS tools.
[2025-06-03 19:17:03] [INFO ] Flatten gal took : 50 ms
[2025-06-03 19:17:03] [INFO ] Applying decomposition
[2025-06-03 19:17:03] [INFO ] Flatten gal took : 52 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9015254469984252091.txt' '-o' '/tmp/graph9015254469984252091.bin' '-w' '/tmp/graph9015254469984252091.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9015254469984252091.bin' '-l' '-1' '-v' '-w' '/tmp/graph9015254469984252091.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:17:03] [INFO ] Decomposing Gal with order
[2025-06-03 19:17:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:17:04] [INFO ] Removed a total of 3132 redundant transitions.
[2025-06-03 19:17:04] [INFO ] Flatten gal took : 221 ms
[2025-06-03 19:17:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 434 labels/synchronizations in 35 ms.
[2025-06-03 19:17:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1723481876649226675.gal : 4 ms
[2025-06-03 19:17:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13118024434627790090.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1723481876649226675.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13118024434627790090.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13118024434627790090.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 51
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :51 after 51
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :51 after 51
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :51 after 51
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :53397 after 58247
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :102828 after 107577
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :310583 after 322186
Interrupted probabilistic random walk after 273532 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :0 out of 2
Probabilistic random walk after 273532 steps, saw 76001 distinct states, run finished after 3007 ms. (steps per millisecond=90 ) properties seen :0
[2025-06-03 19:17:06] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:17:06] [INFO ] Invariant cache hit.
[2025-06-03 19:17:06] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/182 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/182 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 84/266 variables, 16/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 10/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:17:06] [INFO ] Deduced a trap composed of 5 places in 243 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:17:06] [INFO ] Deduced a trap composed of 4 places in 241 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 101/367 variables, 51/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/367 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 10/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/368 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/368 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/368 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 150 constraints, problems are : Problem set: 0 solved, 2 unsolved in 941 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/182 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 84/266 variables, 16/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 10/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/266 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.87857e+06 after 1.91314e+06
At refinement iteration 16 (INCLUDED_ONLY) 0/266 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 101/367 variables, 51/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/367 variables, 10/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/367 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 1/368 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/368 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 0/368 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 368/368 variables, and 152 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2330 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3286ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 276 ms.
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 79 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 123/123 places, 1225/1225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 54 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
[2025-06-03 19:17:09] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:17:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:17:10] [INFO ] Implicit Places using invariants in 311 ms returned []
[2025-06-03 19:17:10] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:17:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:17:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:17:11] [INFO ] Implicit Places using invariants and state equation in 937 ms returned []
Implicit Place search using SMT with State Equation took 1254 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:17:11] [INFO ] Redundant transitions in 22 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:17:11] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:17:11] [INFO ] Invariant cache hit.
[2025-06-03 19:17:11] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.02861e+07 after 1.0371e+07
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:17:20] [INFO ] Deduced a trap composed of 5 places in 237 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :4.13919e+07 after 4.49111e+07
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Detected timeout of ITS tools.
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 245/368 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 20/149 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 1370 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30752 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63761ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 63764ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65103 ms. Remains : 123/123 places, 1225/1225 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[10] Max Struct:[20]
Ending property specific reduction for BridgeAndVehicles-PT-V50P20N10-UpperBounds-03 in 240975 ms.
Starting property specific reduction for BridgeAndVehicles-PT-V50P20N10-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
[2025-06-03 19:18:14] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
// Phase 1: matrix 246 rows 124 cols
[2025-06-03 19:18:14] [INFO ] Computed 5 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (22 resets) in 58 ms. (169 steps per ms)
BEST_FIRST walk for 10000 steps (8 resets) in 21 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2025-06-03 19:18:14] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-03 19:18:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:18:14] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:18:15] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2025-06-03 19:18:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:18:15] [INFO ] [Real]Added 20 Read/Feed constraints in 19 ms returned sat
[2025-06-03 19:18:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:18:15] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2025-06-03 19:18:15] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2025-06-03 19:18:15] [INFO ] [Nat]Added 20 Read/Feed constraints in 29 ms returned sat
[2025-06-03 19:18:15] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 29 ms.
[2025-06-03 19:18:15] [INFO ] Added : 11 causal constraints over 10 iterations in 281 ms. Result :sat
Minimization took 143 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 1226/1226 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 123 transition count 1225
Applied a total of 2 rules in 61 ms. Remains 123 /124 variables (removed 1) and now considering 1225/1226 (removed 1) transitions.
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:18:15] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
// Phase 1: matrix 245 rows 123 cols
[2025-06-03 19:18:15] [INFO ] Computed 5 invariants in 2 ms
[2025-06-03 19:18:15] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:18:25] [INFO ] Deduced a trap composed of 5 places in 211 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42887ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 42890ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42954 ms. Remains : 123/124 places, 1225/1226 transitions.
[2025-06-03 19:18:58] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:18:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (2622 resets) in 5983 ms. (167 steps per ms)
BEST_FIRST walk for 1000000 steps (1029 resets) in 2326 ms. (429 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2025-06-03 19:19:07] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:19:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:19:07] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:19:07] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-06-03 19:19:07] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:19:07] [INFO ] [Real]Added 20 Read/Feed constraints in 19 ms returned sat
[2025-06-03 19:19:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:19:07] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-03 19:19:07] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2025-06-03 19:19:07] [INFO ] [Nat]Added 20 Read/Feed constraints in 26 ms returned sat
[2025-06-03 19:19:07] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 134 transitions) in 31 ms.
[2025-06-03 19:19:07] [INFO ] Added : 12 causal constraints over 10 iterations in 250 ms. Result :sat
Minimization took 108 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 57 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 123/123 places, 1225/1225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 55 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
[2025-06-03 19:19:08] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:19:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:19:08] [INFO ] Implicit Places using invariants in 382 ms returned []
[2025-06-03 19:19:08] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:19:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:19:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-03 19:19:09] [INFO ] Implicit Places using invariants and state equation in 855 ms returned []
Implicit Place search using SMT with State Equation took 1243 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:19:09] [INFO ] Redundant transitions in 21 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:19:09] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:19:09] [INFO ] Invariant cache hit.
[2025-06-03 19:19:09] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:19:19] [INFO ] Deduced a trap composed of 5 places in 223 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 245/368 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 20/149 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 1370 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 31159 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64437ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64440ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65778 ms. Remains : 123/123 places, 1225/1225 transitions.
[2025-06-03 19:20:13] [INFO ] Flatten gal took : 77 ms
RANDOM walk for 40000 steps (104 resets) in 360 ms. (110 steps per ms) remains 2/2 properties
[2025-06-03 19:20:14] [INFO ] Flatten gal took : 46 ms
[2025-06-03 19:20:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16745041221346582972.gal : 17 ms
[2025-06-03 19:20:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7499224192919267138.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16745041221346582972.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7499224192919267138.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (40 resets) in 228 ms. (174 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (40 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7499224192919267138.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 30
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :30 after 72
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :72 after 159
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :159 after 467
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :467 after 1223
Interrupted probabilistic random walk after 277201 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 2
Probabilistic random walk after 277201 steps, saw 79993 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2025-06-03 19:20:17] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:20:17] [INFO ] Invariant cache hit.
[2025-06-03 19:20:17] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/182 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/182 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 84/266 variables, 16/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 10/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:20:17] [INFO ] Deduced a trap composed of 5 places in 261 ms of which 10 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 101/367 variables, 51/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/367 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/368 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/368 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/368 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 149 constraints, problems are : Problem set: 0 solved, 2 unsolved in 725 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/182 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 84/266 variables, 16/76 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 10/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6324 after 6392
At refinement iteration 15 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 101/367 variables, 51/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 10/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/367 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/368 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/368 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/368 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 368/368 variables, and 151 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2126 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2859ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 119 ms.
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 54 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:20:20] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:20:20] [INFO ] Invariant cache hit.
[2025-06-03 19:20:20] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6392 after 6828
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6828 after 7656
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7656 after 9045
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:20:30] [INFO ] Deduced a trap composed of 5 places in 228 ms of which 5 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9045 after 9813
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42987ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 42991ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43048 ms. Remains : 123/123 places, 1225/1225 transitions.
RANDOM walk for 40000 steps (104 resets) in 369 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (40 resets) in 130 ms. (305 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (40 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
Detected timeout of ITS tools.
[2025-06-03 19:21:04] [INFO ] Flatten gal took : 43 ms
[2025-06-03 19:21:04] [INFO ] Applying decomposition
[2025-06-03 19:21:04] [INFO ] Flatten gal took : 43 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17439317716568235207.txt' '-o' '/tmp/graph17439317716568235207.bin' '-w' '/tmp/graph17439317716568235207.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17439317716568235207.bin' '-l' '-1' '-v' '-w' '/tmp/graph17439317716568235207.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:21:04] [INFO ] Decomposing Gal with order
[2025-06-03 19:21:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:21:04] [INFO ] Removed a total of 2633 redundant transitions.
[2025-06-03 19:21:04] [INFO ] Flatten gal took : 390 ms
[2025-06-03 19:21:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 335 labels/synchronizations in 30 ms.
[2025-06-03 19:21:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8324418003367431573.gal : 2 ms
[2025-06-03 19:21:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10956899729678564038.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8324418003367431573.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10956899729678564038.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10956899729678564038.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 24
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :24 after 49
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :49 after 94
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :94 after 179
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :179 after 284
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :284 after 473
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :473 after 3607
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3607 after 10502
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :10502 after 25700
Interrupted probabilistic random walk after 278463 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 2
Probabilistic random walk after 278463 steps, saw 80338 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2025-06-03 19:21:06] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:21:06] [INFO ] Invariant cache hit.
[2025-06-03 19:21:06] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/182 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/182 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 84/266 variables, 16/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 10/85 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:21:06] [INFO ] Deduced a trap composed of 5 places in 227 ms of which 9 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 101/367 variables, 51/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/367 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/368 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/368 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/368 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 149 constraints, problems are : Problem set: 0 solved, 2 unsolved in 683 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 51/53 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 125/178 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/178 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/182 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 84/266 variables, 16/76 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :25700 after 63244
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 10/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 101/367 variables, 51/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/367 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/367 variables, 10/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/367 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/368 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/368 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/368 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 368/368 variables, and 151 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2010 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2702ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 86 ms.
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 52 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 123/123 places, 1225/1225 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 51 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
[2025-06-03 19:21:09] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:21:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:21:09] [INFO ] Implicit Places using invariants in 366 ms returned []
[2025-06-03 19:21:09] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:21:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:21:09] [INFO ] State equation strengthened by 20 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :431385 after 691835
[2025-06-03 19:21:10] [INFO ] Implicit Places using invariants and state equation in 843 ms returned []
Implicit Place search using SMT with State Equation took 1217 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:21:10] [INFO ] Redundant transitions in 21 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-03 19:21:10] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-03 19:21:10] [INFO ] Invariant cache hit.
[2025-06-03 19:21:10] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5.49157e+06 after 5.51641e+06
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:21:21] [INFO ] Deduced a trap composed of 5 places in 227 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :3.40581e+07 after 3.76342e+07
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Detected timeout of ITS tools.
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 245/368 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 20/149 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 1370 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30927 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64197ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64209ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65511 ms. Remains : 123/123 places, 1225/1225 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[10] Max Struct:[20]
Ending property specific reduction for BridgeAndVehicles-PT-V50P20N10-UpperBounds-13 in 239950 ms.
[2025-06-03 19:22:14] [INFO ] Flatten gal took : 38 ms
[2025-06-03 19:22:14] [INFO ] Applying decomposition
[2025-06-03 19:22:14] [INFO ] Flatten gal took : 38 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18277052068341095197.txt' '-o' '/tmp/graph18277052068341095197.bin' '-w' '/tmp/graph18277052068341095197.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18277052068341095197.bin' '-l' '-1' '-v' '-w' '/tmp/graph18277052068341095197.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:22:15] [INFO ] Decomposing Gal with order
[2025-06-03 19:22:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:22:15] [INFO ] Removed a total of 2425 redundant transitions.
[2025-06-03 19:22:15] [INFO ] Flatten gal took : 284 ms
[2025-06-03 19:22:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 401 labels/synchronizations in 19 ms.
[2025-06-03 19:22:15] [INFO ] Time to serialize gal into /tmp/UpperBounds2762972401391463597.gal : 3 ms
[2025-06-03 19:22:15] [INFO ] Time to serialize properties into /tmp/UpperBounds8203115147870365450.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds2762972401391463597.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds8203115147870365450.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds8203115147870365450.prop.
Detected timeout of ITS tools.
[2025-06-03 19:46:51] [INFO ] Flatten gal took : 56 ms
[2025-06-03 19:46:51] [INFO ] Time to serialize gal into /tmp/UpperBounds10484836830421681364.gal : 13 ms
[2025-06-03 19:46:51] [INFO ] Time to serialize properties into /tmp/UpperBounds8361168010178866982.prop : 1 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds10484836830421681364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds8361168010178866982.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/UpperBounds8361168010178866982.prop.
BK_TIME_CONFINEMENT_REACHED
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="BridgeAndVehicles-PT-V50P20N10"
export BK_EXAMINATION="UpperBounds"
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 BridgeAndVehicles-PT-V50P20N10, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016-smll-174853765000389"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P20N10.tgz
mv BridgeAndVehicles-PT-V50P20N10 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;