Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102700511.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 FlexibleBarrier-PT-16b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102700511
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 945K 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 booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-00
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-01
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-03
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-04
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-05
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-07
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-09
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-10
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-11
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-12
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-13
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-14
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748966181038

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-16b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-03 15:56:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 15:56:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 15:56:23] [INFO ] Load time of PNML (sax parser for PT used): 360 ms
[2025-06-03 15:56:23] [INFO ] Transformed 3472 places.
[2025-06-03 15:56:23] [INFO ] Transformed 4001 transitions.
[2025-06-03 15:56:23] [INFO ] Found NUPN structural information;
[2025-06-03 15:56:23] [INFO ] Parsed PT model containing 3472 places and 4001 transitions and 10043 arcs in 577 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (360 resets) in 2947 ms. (13 steps per ms) remains 14/16 properties
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (30 resets) in 326 ms. (122 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (28 resets) in 182 ms. (218 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (28 resets) in 709 ms. (56 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (29 resets) in 150 ms. (264 steps per ms) remains 13/14 properties
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (9 resets) in 611 ms. (65 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (30 resets) in 206 ms. (193 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (28 resets) in 118 ms. (336 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (29 resets) in 327 ms. (121 steps per ms) remains 13/13 properties
[2025-06-03 15:56:25] [INFO ] Flatten gal took : 861 ms
BEST_FIRST walk for 40003 steps (28 resets) in 178 ms. (223 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (30 resets) in 109 ms. (363 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (29 resets) in 304 ms. (131 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (27 resets) in 234 ms. (170 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (15 resets) in 81 ms. (487 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (22 resets) in 187 ms. (212 steps per ms) remains 13/13 properties
[2025-06-03 15:56:25] [INFO ] Flatten gal took : 369 ms
// Phase 1: matrix 4001 rows 3472 cols
[2025-06-03 15:56:26] [INFO ] Computed 18 invariants in 162 ms
[2025-06-03 15:56:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4719352180050938778.gal : 202 ms
Excessive predecessor constraint size, skipping predecessor.
[2025-06-03 15:56:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality421046203213023530.prop : 8 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/ReachabilityCardinality4719352180050938778.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality421046203213023530.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 ...327
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 195/195 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Loading property file /tmp/ReachabilityCardinality421046203213023530.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 3277/3472 variables, 18/213 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3472 variables, 3277/3490 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3472 variables, 0/3490 constraints. Problems are: Problem set: 0 solved, 13 unsolved
SMT process timed out in 5589ms, After SMT, problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 195 out of 3472 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3472/3472 places, 4001/4001 transitions.
Graph (trivial) has 2256 edges and 3472 vertex of which 18 / 3472 are part of one of the 3 SCC in 14 ms
Free SCC test removed 15 places
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 454 transitions
Trivial Post-agglo rules discarded 454 transitions
Performed 454 trivial Post agglomeration. Transition count delta: 454
Iterating post reduction 0 with 454 rules applied. Total rules applied 455 place count 3457 transition count 3529
Reduce places removed 454 places and 0 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Iterating post reduction 1 with 484 rules applied. Total rules applied 939 place count 3003 transition count 3499
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 969 place count 2973 transition count 3499
Performed 542 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 542 Pre rules applied. Total rules applied 969 place count 2973 transition count 2957
Deduced a syphon composed of 542 places in 5 ms
Reduce places removed 542 places and 0 transitions.
Iterating global reduction 3 with 1084 rules applied. Total rules applied 2053 place count 2431 transition count 2957
Discarding 1277 places :
Symmetric choice reduction at 3 with 1277 rule applications. Total rules 3330 place count 1154 transition count 1680
Iterating global reduction 3 with 1277 rules applied. Total rules applied 4607 place count 1154 transition count 1680
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 4608 place count 1154 transition count 1679
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 4608 place count 1154 transition count 1677
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 4612 place count 1152 transition count 1677
Discarding 147 places :
Symmetric choice reduction at 4 with 147 rule applications. Total rules 4759 place count 1005 transition count 1530
Iterating global reduction 4 with 147 rules applied. Total rules applied 4906 place count 1005 transition count 1530
Ensure Unique test removed 130 transitions
Reduce isomorphic transitions removed 130 transitions.
Iterating post reduction 4 with 130 rules applied. Total rules applied 5036 place count 1005 transition count 1400
Performed 118 Post agglomeration using F-continuation condition.Transition count delta: 118
Deduced a syphon composed of 118 places in 6 ms
Reduce places removed 118 places and 0 transitions.
Iterating global reduction 5 with 236 rules applied. Total rules applied 5272 place count 887 transition count 1282
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 5296 place count 875 transition count 1282
Free-agglomeration rule applied 79 times.
Iterating global reduction 5 with 79 rules applied. Total rules applied 5375 place count 875 transition count 1203
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 5 with 79 rules applied. Total rules applied 5454 place count 796 transition count 1203
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 6 with 14 rules applied. Total rules applied 5468 place count 796 transition count 1189
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 6 with 9 rules applied. Total rules applied 5477 place count 796 transition count 1189
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 5479 place count 796 transition count 1189
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 5480 place count 795 transition count 1188
Applied a total of 5480 rules in 1531 ms. Remains 795 /3472 variables (removed 2677) and now considering 1188/4001 (removed 2813) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1543 ms. Remains : 795/3472 places, 1188/4001 transitions.
RANDOM walk for 40000 steps (895 resets) in 1708 ms. (23 steps per ms) remains 11/13 properties
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (40 resets) in 134 ms. (296 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (39 resets) in 101 ms. (392 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (36 resets) in 228 ms. (174 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 163 ms. (243 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (40 resets) in 93 ms. (425 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (36 resets) in 224 ms. (177 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (37 resets) in 62 ms. (634 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (37 resets) in 51 ms. (769 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (38 resets) in 269 ms. (148 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (32 resets) in 120 ms. (330 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (32 resets) in 139 ms. (285 steps per ms) remains 11/11 properties
[2025-06-03 15:56:34] [INFO ] Flow matrix only has 1173 transitions (discarded 15 similar events)
// Phase 1: matrix 1173 rows 795 cols
[2025-06-03 15:56:34] [INFO ] Computed 18 invariants in 19 ms
[2025-06-03 15:56:34] [INFO ] State equation strengthened by 51 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 649/795 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/795 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 1173/1968 variables, 795/813 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1968 variables, 51/864 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1968 variables, 0/864 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 5
At refinement iteration 6 (OVERLAPS) 0/1968 variables, 0/864 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1968/1968 variables, and 864 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3519 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 795/795 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 11/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :5 after 10
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :19 after 56
At refinement iteration 1 (OVERLAPS) 649/795 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :56 after 1616
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :1616 after 64055
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :64055 after 1.02466e+08
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :1.02466e+08 after 2.62312e+14
[2025-06-03 15:56:38] [INFO ] Deduced a trap composed of 39 places in 669 ms of which 52 ms to minimize.
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :2.62312e+14 after 4.62005e+25
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:39] [INFO ] Deduced a trap composed of 287 places in 767 ms of which 158 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:40] [INFO ] Deduced a trap composed of 289 places in 662 ms of which 148 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:40] [INFO ] Deduced a trap composed of 75 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:41] [INFO ] Deduced a trap composed of 290 places in 689 ms of which 177 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:42] [INFO ] Deduced a trap composed of 267 places in 702 ms of which 159 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:43] [INFO ] Deduced a trap composed of 148 places in 724 ms of which 131 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/795 variables, 7/25 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:44] [INFO ] Deduced a trap composed of 266 places in 801 ms of which 151 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:45] [INFO ] Deduced a trap composed of 283 places in 843 ms of which 184 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:46] [INFO ] Deduced a trap composed of 281 places in 777 ms of which 149 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:47] [INFO ] Deduced a trap composed of 284 places in 818 ms of which 161 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/795 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:48] [INFO ] Deduced a trap composed of 74 places in 713 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:49] [INFO ] Deduced a trap composed of 294 places in 785 ms of which 160 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:50] [INFO ] Deduced a trap composed of 112 places in 215 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:56:51] [INFO ] Deduced a trap composed of 285 places in 830 ms of which 183 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/795 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/795 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 1173/1968 variables, 795/828 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1968 variables, 51/879 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1968 variables, 7/886 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1968 variables, 0/886 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 0/1968 variables, 0/886 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1968/1968 variables, and 886 constraints, problems are : Problem set: 0 solved, 11 unsolved in 23293 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 795/795 constraints, ReadFeed: 51/51 constraints, PredecessorRefiner: 11/7 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26900ms problems are : Problem set: 0 solved, 11 unsolved
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-14 FALSE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-12 FALSE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-11 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-10 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-01 FALSE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-00 FALSE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-07 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 8 properties in 4676 ms.
Support contains 77 out of 795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 795/795 places, 1188/1188 transitions.
Graph (trivial) has 174 edges and 795 vertex of which 4 / 795 are part of one of the 2 SCC in 2 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 25 place count 793 transition count 1160
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 25 rules applied. Total rules applied 50 place count 769 transition count 1159
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 51 place count 768 transition count 1159
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 51 place count 768 transition count 1153
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 63 place count 762 transition count 1153
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 121 place count 704 transition count 1095
Iterating global reduction 3 with 58 rules applied. Total rules applied 179 place count 704 transition count 1095
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 186 place count 704 transition count 1088
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 186 place count 704 transition count 1086
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 190 place count 702 transition count 1086
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 4 with 14 rules applied. Total rules applied 204 place count 702 transition count 1072
Discarding 20 places :
Symmetric choice reduction at 5 with 20 rule applications. Total rules 224 place count 682 transition count 1052
Iterating global reduction 5 with 20 rules applied. Total rules applied 244 place count 682 transition count 1052
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 250 place count 682 transition count 1046
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 6 with 58 rules applied. Total rules applied 308 place count 653 transition count 1017
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 312 place count 653 transition count 1013
Discarding 31 places :
Symmetric choice reduction at 7 with 31 rule applications. Total rules 343 place count 622 transition count 982
Iterating global reduction 7 with 31 rules applied. Total rules applied 374 place count 622 transition count 982
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 7 with 29 rules applied. Total rules applied 403 place count 622 transition count 953
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 405 place count 622 transition count 951
Free-agglomeration rule applied 47 times.
Iterating global reduction 8 with 47 rules applied. Total rules applied 452 place count 622 transition count 904
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (trivial) has 79 edges and 574 vertex of which 8 / 574 are part of one of the 4 SCC in 1 ms
Free SCC test removed 4 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 53 rules applied. Total rules applied 505 place count 570 transition count 900
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 9 rules applied. Total rules applied 514 place count 569 transition count 892
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 17 Pre rules applied. Total rules applied 514 place count 569 transition count 875
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 548 place count 552 transition count 875
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 549 place count 551 transition count 874
Iterating global reduction 10 with 1 rules applied. Total rules applied 550 place count 551 transition count 874
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 551 place count 551 transition count 873
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 11 with 52 rules applied. Total rules applied 603 place count 525 transition count 847
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 11 with 20 rules applied. Total rules applied 623 place count 515 transition count 847
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 11 with 18 rules applied. Total rules applied 641 place count 515 transition count 829
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 12 with 8 rules applied. Total rules applied 649 place count 515 transition count 821
Free-agglomeration rule applied 4 times.
Iterating global reduction 12 with 4 rules applied. Total rules applied 653 place count 515 transition count 817
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 7 rules applied. Total rules applied 660 place count 511 transition count 814
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 661 place count 511 transition count 813
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 662 place count 511 transition count 813
Applied a total of 662 rules in 448 ms. Remains 511 /795 variables (removed 284) and now considering 813/1188 (removed 375) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 449 ms. Remains : 511/795 places, 813/1188 transitions.
RANDOM walk for 40000 steps (1229 resets) in 473 ms. (84 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (45 resets) in 179 ms. (222 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (48 resets) in 175 ms. (227 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (47 resets) in 254 ms. (156 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 269929 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 3
Probabilistic random walk after 269929 steps, saw 176389 distinct states, run finished after 3012 ms. (steps per millisecond=89 ) properties seen :0
[2025-06-03 15:57:09] [INFO ] Flow matrix only has 798 transitions (discarded 15 similar events)
// Phase 1: matrix 798 rows 511 cols
[2025-06-03 15:57:09] [INFO ] Computed 17 invariants in 17 ms
[2025-06-03 15:57:09] [INFO ] State equation strengthened by 91 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 434/511 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 798/1309 variables, 511/528 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1309 variables, 91/619 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1309 variables, 0/619 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/1309 variables, 0/619 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 619 constraints, problems are : Problem set: 0 solved, 3 unsolved in 979 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 511/511 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 434/511 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:57:11] [INFO ] Deduced a trap composed of 255 places in 458 ms of which 78 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:57:11] [INFO ] Deduced a trap composed of 256 places in 424 ms of which 109 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/511 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:57:12] [INFO ] Deduced a trap composed of 253 places in 476 ms of which 77 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/511 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/511 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 798/1309 variables, 511/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1309 variables, 91/622 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1309 variables, 1/623 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:57:13] [INFO ] Deduced a trap composed of 253 places in 385 ms of which 76 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 1/624 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 624 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3554 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 511/511 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4577ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 449 ms.
Support contains 77 out of 511 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 511/511 places, 813/813 transitions.
Applied a total of 0 rules in 19 ms. Remains 511 /511 variables (removed 0) and now considering 813/813 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 511/511 places, 813/813 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 511/511 places, 813/813 transitions.
Applied a total of 0 rules in 18 ms. Remains 511 /511 variables (removed 0) and now considering 813/813 (removed 0) transitions.
[2025-06-03 15:57:14] [INFO ] Flow matrix only has 798 transitions (discarded 15 similar events)
[2025-06-03 15:57:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:57:15] [INFO ] Implicit Places using invariants in 938 ms returned []
[2025-06-03 15:57:15] [INFO ] Flow matrix only has 798 transitions (discarded 15 similar events)
[2025-06-03 15:57:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:57:15] [INFO ] State equation strengthened by 91 read => feed constraints.
[2025-06-03 15:57:16] [INFO ] Implicit Places using invariants and state equation in 1541 ms returned []
Implicit Place search using SMT with State Equation took 2494 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:57:17] [INFO ] Redundant transitions in 58 ms returned []
Running 811 sub problems to find dead transitions.
[2025-06-03 15:57:17] [INFO ] Flow matrix only has 798 transitions (discarded 15 similar events)
[2025-06-03 15:57:17] [INFO ] Invariant cache hit.
[2025-06-03 15:57:17] [INFO ] State equation strengthened by 91 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/509 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 811 unsolved
At refinement iteration 1 (OVERLAPS) 2/511 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 811 unsolved
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 511/1309 variables, and 17 constraints, problems are : Problem set: 0 solved, 811 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 0/511 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 811/811 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 811 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/509 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 811 unsolved
At refinement iteration 1 (OVERLAPS) 2/511 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 811 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:58:10] [INFO ] Deduced a trap composed of 253 places in 468 ms of which 107 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:58:10] [INFO ] Deduced a trap composed of 255 places in 435 ms of which 94 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 811 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 511/1309 variables, and 19 constraints, problems are : Problem set: 0 solved, 811 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, State Equation: 0/511 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 0/811 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60855ms problems are : Problem set: 0 solved, 811 unsolved
Search for dead transitions found 0 dead transitions in 60863ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63453 ms. Remains : 511/511 places, 813/813 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 511 transition count 792
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 33 place count 505 transition count 786
Discarding 42 places :
Symmetric choice reduction at 2 with 42 rule applications. Total rules 75 place count 463 transition count 744
Iterating global reduction 2 with 42 rules applied. Total rules applied 117 place count 463 transition count 744
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 2 with 42 rules applied. Total rules applied 159 place count 463 transition count 702
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 160 place count 463 transition count 701
Applied a total of 160 rules in 46 ms. Remains 463 /511 variables (removed 48) and now considering 701/813 (removed 112) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 701 rows 463 cols
[2025-06-03 15:58:17] [INFO ] Computed 17 invariants in 11 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 15:58:18] [INFO ] After 131ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 15:58:18] [INFO ] [Nat]Absence check using 17 positive place invariants in 9 ms returned sat
[2025-06-03 15:58:18] [INFO ] After 460ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 15:58:19] [INFO ] Deduced a trap composed of 208 places in 397 ms of which 67 ms to minimize.
[2025-06-03 15:58:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 455 ms
TRAPS : Iteration 1
[2025-06-03 15:58:19] [INFO ] After 1263ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-03 15:58:19] [INFO ] After 1598ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
[2025-06-03 15:58:19] [INFO ] Flatten gal took : 35 ms
[2025-06-03 15:58:19] [INFO ] Flatten gal took : 30 ms
[2025-06-03 15:58:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11023232002643924383.gal : 8 ms
[2025-06-03 15:58:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16949111301735936989.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/ReachabilityCardinality11023232002643924383.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16949111301735936989.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 ...330
Loading property file /tmp/ReachabilityCardinality16949111301735936989.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 25
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :25 after 485
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :485 after 385436
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :385436 after 2.36541e+09
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :2.36541e+09 after 3.99872e+13
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :3.99872e+13 after 1.67946e+15
Detected timeout of ITS tools.
[2025-06-03 15:58:34] [INFO ] Flatten gal took : 29 ms
[2025-06-03 15:58:34] [INFO ] Applying decomposition
[2025-06-03 15:58:34] [INFO ] Flatten gal took : 30 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/graph18140893783136544875.txt' '-o' '/tmp/graph18140893783136544875.bin' '-w' '/tmp/graph18140893783136544875.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18140893783136544875.bin' '-l' '-1' '-v' '-w' '/tmp/graph18140893783136544875.weights' '-q' '0' '-e' '0.001'
[2025-06-03 15:58:35] [INFO ] Decomposing Gal with order
[2025-06-03 15:58:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 15:58:35] [INFO ] Removed a total of 467 redundant transitions.
[2025-06-03 15:58:35] [INFO ] Flatten gal took : 291 ms
[2025-06-03 15:58:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 88 labels/synchronizations in 40 ms.
[2025-06-03 15:58:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4683714179832773660.gal : 16 ms
[2025-06-03 15:58:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6958182403484585535.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/ReachabilityCardinality4683714179832773660.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6958182403484585535.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 ...307
Loading property file /tmp/ReachabilityCardinality6958182403484585535.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :1 after 101
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :101 after 134
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :134 after 177
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :177 after 177
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :177 after 1.92717e+09
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08 does not hold.
Reachability property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02 is true.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.92717e+09 after 3.60123e+19
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.2242e+20,2.76946,40488,423,602,37332,33171,1739,103831,1198,23260,0
Total reachable state count : 422420216434590528544

Verifying 3 reachability properties.
Reachability property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02,2.7456e+07,2.78899,40488,67,273,37332,33171,1879,103831,1237,23260,2905
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06,3.23893e+18,2.79976,40488,426,860,37332,33171,1892,103831,1243,23260,4177
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08,8.28993e+15,2.81974,40488,263,602,37332,33171,2018,103831,1257,23260,6678
Over-approximation ignoring read arcs solved 0 properties in 20664 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 15:58:38] [INFO ] Flatten gal took : 130 ms
[2025-06-03 15:58:38] [INFO ] Applying decomposition
[2025-06-03 15:58:38] [INFO ] Flatten gal took : 123 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/graph17176822352741344751.txt' '-o' '/tmp/graph17176822352741344751.bin' '-w' '/tmp/graph17176822352741344751.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17176822352741344751.bin' '-l' '-1' '-v' '-w' '/tmp/graph17176822352741344751.weights' '-q' '0' '-e' '0.001'
[2025-06-03 15:58:39] [INFO ] Decomposing Gal with order
[2025-06-03 15:58:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 15:58:40] [INFO ] Removed a total of 1438 redundant transitions.
[2025-06-03 15:58:40] [INFO ] Flatten gal took : 426 ms
[2025-06-03 15:58:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 249 labels/synchronizations in 126 ms.
[2025-06-03 15:58:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5179347972325807396.gal : 47 ms
[2025-06-03 15:58:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15285124363123080477.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/ReachabilityCardinality5179347972325807396.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15285124363123080477.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/ReachabilityCardinality15285124363123080477.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :2 after 2
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :2 after 2
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :2 after 2
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :2 after 2
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :2 after 7
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :7 after 17
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :17 after 17
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :17 after 1147
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1147 after 1.8149e+08
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.8149e+08 after 2.27074e+08
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :2.27074e+08 after 4.56308e+09
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :4.56308e+09 after 1.50811e+11
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :1.50811e+11 after 4.75896e+12
SDD proceeding with computation,3 properties remain. new max is 65536
SDD size :4.75896e+12 after 1.17383e+13
Detected timeout of ITS tools.
[2025-06-03 16:28:41] [INFO ] Flatten gal took : 30 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7508037159056840553
[2025-06-03 16:28:41] [INFO ] Applying decomposition
[2025-06-03 16:28:41] [INFO ] Computing symmetric may disable matrix : 813 transitions.
[2025-06-03 16:28:41] [INFO ] Flatten gal took : 27 ms
[2025-06-03 16:28:41] [INFO ] Computation of Complete disable matrix. took 33 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph14972753058854386509.txt' '-o' '/tmp/graph14972753058854386509.bin' '-w' '/tmp/graph14972753058854386509.weights'
[2025-06-03 16:28:41] [INFO ] Computing symmetric may enable matrix : 813 transitions.
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14972753058854386509.bin' '-l' '-1' '-v' '-w' '/tmp/graph14972753058854386509.weights' '-q' '0' '-e' '0.001'
[2025-06-03 16:28:41] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 16:28:41] [INFO ] Decomposing Gal with order
[2025-06-03 16:28:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 16:28:41] [INFO ] Computing Do-Not-Accords matrix : 813 transitions.
[2025-06-03 16:28:41] [INFO ] Removed a total of 564 redundant transitions.
[2025-06-03 16:28:41] [INFO ] Flatten gal took : 372 ms
[2025-06-03 16:28:41] [INFO ] Computation of Completed DNA matrix. took 139 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 16:28:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 111 labels/synchronizations in 33 ms.
[2025-06-03 16:28:41] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability7688845799626489387.gal : 29 ms
[2025-06-03 16:28:41] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability11007701040479097030.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/ReachabilityFireability7688845799626489387.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability11007701040479097030.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
[2025-06-03 16:28:41] [INFO ] Built C files in 662ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7508037159056840553
Running compilation step : cd /tmp/ltsmin7508037159056840553;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '240' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Loading property file /tmp/ReachabilityFireability11007701040479097030.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :1 after 2
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :2 after 3
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :3 after 504
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :504 after 678
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :678 after 9.65418e+07
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :9.65418e+07 after 1.98508e+13
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1.98508e+13 after 1.99526e+13
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.99526e+13 after 1.0803e+14
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08 does not hold.
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.0803e+14 after 2.65681e+14
Compilation finished in 4722 ms.
Running link step : cd /tmp/ltsmin7508037159056840553;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 197 ms.
Running LTSmin : cd /tmp/ltsmin7508037159056840553;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FlexibleBarrierPT16bReachabilityFireability202502==true'
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.65681e+14 after 4.11008e+14
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :4.11008e+14 after 5.15903e+14
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :5.15903e+14 after 5.5785e+17
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06 does not hold.
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Reachability property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02 is true.
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 32769 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.79449e+20,60.1642,1019468,1252,4536,365543,949453,1549,3.04494e+06,1456,1.31467e+07,0
Total reachable state count : 479449498477971705088

Verifying 3 reachability properties.
Reachability property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-02,2.17863e+11,60.4737,1019468,63,291,365543,949453,1697,3.04494e+06,1501,1.31467e+07,0
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-06,3.20708e+18,60.8921,1019468,547,2298,365543,949453,1741,3.04494e+06,1517,1.31467e+07,0
Invariant property FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-16b-ReachabilityFireability-2025-08,9.53757e+15,62.0503,1019468,758,3233,365543,949453,1873,3.04494e+06,1542,1.31467e+07,0
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 2073058 ms.

BK_STOP 1748968256045

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="FlexibleBarrier-PT-16b"
export BK_EXAMINATION="ReachabilityFireability"
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 FlexibleBarrier-PT-16b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r086-smll-174860102700511"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-16b.tgz
mv FlexibleBarrier-PT-16b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;