Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r091-smll-174860108000207.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 FireWire-PT-12, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-smll-174860108000207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K 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 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 125K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748650895979

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-05-31 00:21:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-31 00:21:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 00:21:38] [INFO ] Load time of PNML (sax parser for PT used): 211 ms
[2025-05-31 00:21:38] [INFO ] Transformed 169 places.
[2025-05-31 00:21:38] [INFO ] Transformed 508 transitions.
[2025-05-31 00:21:38] [INFO ] Found NUPN structural information;
[2025-05-31 00:21:38] [INFO ] Parsed PT model containing 169 places and 508 transitions and 1889 arcs in 495 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 169/169 places, 508/508 transitions.
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 0 with 68 rules applied. Total rules applied 68 place count 169 transition count 440
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 68 place count 169 transition count 434
Deduced a syphon composed of 6 places in 5 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 80 place count 163 transition count 434
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 86 place count 160 transition count 431
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 92 place count 157 transition count 437
Applied a total of 92 rules in 112 ms. Remains 157 /169 variables (removed 12) and now considering 437/508 (removed 71) transitions.
[2025-05-31 00:21:38] [INFO ] Flow matrix only has 389 transitions (discarded 48 similar events)
// Phase 1: matrix 389 rows 157 cols
[2025-05-31 00:21:38] [INFO ] Computed 10 invariants in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:21:39] [INFO ] Implicit Places using invariants in 609 ms returned []
[2025-05-31 00:21:39] [INFO ] Flow matrix only has 389 transitions (discarded 48 similar events)
[2025-05-31 00:21:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:21:39] [INFO ] State equation strengthened by 60 read => feed constraints.
[2025-05-31 00:21:40] [INFO ] Implicit Places using invariants and state equation in 820 ms returned [59, 107, 155]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1505 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 154/169 places, 437/508 transitions.
Applied a total of 0 rules in 10 ms. Remains 154 /154 variables (removed 0) and now considering 437/437 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1658 ms. Remains : 154/169 places, 437/508 transitions.
Discarding 138 transitions out of 437. Remains 299
Initial state reduction rules removed 1 formulas.
[2025-05-31 00:21:41] [INFO ] Flatten gal took : 259 ms
RANDOM walk for 40000 steps (1241 resets) in 3705 ms. (10 steps per ms) remains 100/298 properties
[2025-05-31 00:21:41] [INFO ] Flatten gal took : 98 ms
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
BEST_FIRST walk for 401 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
[2025-05-31 00:21:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11765872263034506950.gal : 39 ms
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
[2025-05-31 00:21:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15079260418682683848.prop : 3 ms
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
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/ReachabilityCardinality11765872263034506950.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15079260418682683848.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties

BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
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
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 100/100 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 100/100 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 100/100 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 100/100 properties
[2025-05-31 00:21:41] [INFO ] Flow matrix only has 389 transitions (discarded 48 similar events)
// Phase 1: matrix 389 rows 154 cols
[2025-05-31 00:21:41] [INFO ] Computed 7 invariants in 5 ms
[2025-05-31 00:21:41] [INFO ] State equation strengthened by 60 read => feed constraints.
Loading property file /tmp/ReachabilityCardinality15079260418682683848.prop.
SDD proceeding with computation,100 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,100 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,100 properties remain. new max is 16
SDD size :4 after 19
SDD proceeding with computation,100 properties remain. new max is 32
SDD size :19 after 34
SDD proceeding with computation,100 properties remain. new max is 64
SDD size :34 after 49
SDD proceeding with computation,100 properties remain. new max is 128
SDD size :49 after 79
Reachability property qltransition_383 is true.
Reachability property qltransition_222 is true.
SDD proceeding with computation,98 properties remain. new max is 128
SDD size :79 after 119
Reachability property qltransition_407 is true.
Reachability property qltransition_218 is true.
SDD proceeding with computation,96 properties remain. new max is 128
SDD size :119 after 154
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Reachability property qltransition_384 is true.
SDD proceeding with computation,95 properties remain. new max is 128
SDD size :154 after 255
SDD proceeding with computation,95 properties remain. new max is 256
SDD size :255 after 300
Reachability property qltransition_350 is true.
Reachability property qltransition_347 is true.
Reachability property qltransition_345 is true.
SDD proceeding with computation,92 properties remain. new max is 256
SDD size :300 after 783
Reachability property qltransition_342 is true.
SDD proceeding with computation,91 properties remain. new max is 256
SDD size :783 after 1236
Reachability property qltransition_84 is true.
Reachability property qltransition_82 is true.
Reachability property qltransition_79 is true.
Reachability property qltransition_77 is true.
Reachability property qltransition_74 is true.
Reachability property qltransition_72 is true.
SDD proceeding with computation,85 properties remain. new max is 256
SDD size :1236 after 1845
Reachability property qltransition_397 is true.
Reachability property qltransition_387 is true.
Reachability property qltransition_183 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_177 is true.
SDD proceeding with computation,79 properties remain. new max is 256
SDD size :1845 after 2787
Reachability property qltransition_182 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_178 is true.
Reachability property qltransition_176 is true.
Reachability property qltransition_174 is true.
SDD proceeding with computation,74 properties remain. new max is 256
SDD size :2787 after 3361
Reachability property qltransition_395 is true.
Reachability property qltransition_171 is true.
Reachability property qltransition_166 is true.
Reachability property qltransition_164 is true.
Reachability property qltransition_162 is true.
SDD proceeding with computation,69 properties remain. new max is 256
SDD size :3361 after 3606
SDD proceeding with computation,69 properties remain. new max is 512
SDD size :3606 after 3711
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 82/82 constraints. Problems are: Problem set: 9 solved, 91 unsolved
SDD proceeding with computation,69 properties remain. new max is 1024
SDD size :3711 after 3950
SDD proceeding with computation,69 properties remain. new max is 2048
SDD size :3950 after 7075
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/82 constraints. Problems are: Problem set: 31 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 72/154 variables, 7/89 constraints. Problems are: Problem set: 31 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 72/161 constraints. Problems are: Problem set: 31 solved, 69 unsolved
SDD proceeding with computation,69 properties remain. new max is 4096
SDD size :7075 after 10718
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:43] [INFO ] Deduced a trap composed of 35 places in 82 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:43] [INFO ] Deduced a trap composed of 24 places in 228 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:44] [INFO ] Deduced a trap composed of 26 places in 159 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:44] [INFO ] Deduced a trap composed of 35 places in 47 ms of which 3 ms to minimize.
Reachability property qltransition_221 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_175 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_170 is true.
Reachability property qltransition_165 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,62 properties remain. new max is 4096
SDD size :10718 after 37240
[2025-05-31 00:21:44] [INFO ] Deduced a trap composed of 35 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:44] [INFO ] Deduced a trap composed of 41 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:44] [INFO ] Deduced a trap composed of 17 places in 171 ms of which 15 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 7/168 constraints. Problems are: Problem set: 38 solved, 62 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:21:45] [INFO ] Deduced a trap composed of 41 places in 114 ms of which 4 ms to minimize.
Reachability property qltransition_243 is true.
Reachability property qltransition_240 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_235 is true.
Reachability property qltransition_163 is true.
Reachability property qltransition_161 is true.
SDD proceeding with computation,56 properties remain. new max is 4096
SDD size :37240 after 55486
At refinement iteration 5 (INCLUDED_ONLY) 0/154 variables, 1/169 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/169 constraints. Problems are: Problem set: 44 solved, 56 unsolved
SDD proceeding with computation,56 properties remain. new max is 8192
SDD size :55486 after 103597
At refinement iteration 7 (OVERLAPS) 388/542 variables, 154/323 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/542 variables, 59/382 constraints. Problems are: Problem set: 44 solved, 56 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 542/543 variables, and 382 constraints, problems are : Problem set: 44 solved, 56 unsolved in 5022 ms.
Refiners :[Domain max(s): 154/154 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 154/154 constraints, ReadFeed: 59/60 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 44 solved, 56 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 2 (OVERLAPS) 59/107 variables, 5/53 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 59/112 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/107 variables, 3/115 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 0/115 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 6 (OVERLAPS) 44/151 variables, 2/117 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/151 variables, 44/161 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/151 variables, 5/166 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/151 variables, 0/166 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 10 (OVERLAPS) 386/537 variables, 151/317 constraints. Problems are: Problem set: 44 solved, 56 unsolved
SDD proceeding with computation,56 properties remain. new max is 16384
SDD size :103597 after 156882
At refinement iteration 11 (INCLUDED_ONLY) 0/537 variables, 58/375 constraints. Problems are: Problem set: 44 solved, 56 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/537 variables, 54/429 constraints. Problems are: Problem set: 44 solved, 56 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/543 variables, and 429 constraints, problems are : Problem set: 44 solved, 56 unsolved in 5019 ms.
Refiners :[Domain max(s): 151/154 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 151/154 constraints, ReadFeed: 58/60 constraints, PredecessorRefiner: 54/100 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10293ms problems are : Problem set: 44 solved, 56 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 48 out of 154 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 154/154 places, 437/437 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 154 transition count 428
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 1 with 9 rules applied. Total rules applied 18 place count 154 transition count 419
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 154 transition count 422
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 25 place count 152 transition count 419
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 27 place count 152 transition count 417
Applied a total of 27 rules in 174 ms. Remains 152 /154 variables (removed 2) and now considering 417/437 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 152/154 places, 417/437 transitions.
SDD proceeding with computation,56 properties remain. new max is 32768
SDD size :156882 after 348651
RANDOM walk for 4000000 steps (124231 resets) in 32066 ms. (124 steps per ms) remains 14/56 properties
BEST_FIRST walk for 4000002 steps (27715 resets) in 8108 ms. (493 steps per ms) remains 13/14 properties
BEST_FIRST walk for 4000004 steps (26630 resets) in 5309 ms. (753 steps per ms) remains 9/13 properties
BEST_FIRST walk for 4000003 steps (27663 resets) in 5022 ms. (796 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000004 steps (26535 resets) in 5302 ms. (754 steps per ms) remains 9/9 properties
SDD proceeding with computation,56 properties remain. new max is 65536
SDD size :348651 after 676095
BEST_FIRST walk for 4000003 steps (27523 resets) in 5162 ms. (774 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4000001 steps (115 resets) in 8121 ms. (492 steps per ms) remains 8/9 properties
BEST_FIRST walk for 4000003 steps (22810 resets) in 6418 ms. (623 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000003 steps (27102 resets) in 4793 ms. (834 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000002 steps (27128 resets) in 4967 ms. (805 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000002 steps (26162 resets) in 4967 ms. (805 steps per ms) remains 8/8 properties
[2025-05-31 00:22:19] [INFO ] Flow matrix only has 382 transitions (discarded 35 similar events)
// Phase 1: matrix 382 rows 152 cols
[2025-05-31 00:22:19] [INFO ] Computed 7 invariants in 3 ms
[2025-05-31 00:22:19] [INFO ] State equation strengthened by 59 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 89/102 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 89/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:19] [INFO ] Deduced a trap composed of 35 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:19] [INFO ] Deduced a trap composed of 35 places in 66 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 2/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 42/144 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/144 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:20] [INFO ] Deduced a trap composed of 24 places in 221 ms of which 19 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:20] [INFO ] Deduced a trap composed of 39 places in 61 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/144 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 378/522 variables, 144/299 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/522 variables, 57/356 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 12/534 variables, 8/364 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/534 variables, 8/372 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/534 variables, 2/374 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/534 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (OVERLAPS) 0/534 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 534/534 variables, and 374 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1656 ms.
Refiners :[Domain max(s): 152/152 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 152/152 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 89/102 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 89/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 2/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 42/144 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/144 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/144 variables, 2/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:21] [INFO ] Deduced a trap composed of 33 places in 48 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/144 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/144 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 378/522 variables, 144/300 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/522 variables, 57/357 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 5/362 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/362 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 12/534 variables, 8/370 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/534 variables, 8/378 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/534 variables, 2/380 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/534 variables, 3/383 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:22] [INFO ] Deduced a trap composed of 32 places in 66 ms of which 5 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/534 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/534 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:23] [INFO ] Deduced a trap composed of 34 places in 58 ms of which 4 ms to minimize.
At refinement iteration 21 (OVERLAPS) 0/534 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:24] [INFO ] Deduced a trap composed of 34 places in 51 ms of which 3 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/534 variables, 1/386 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/534 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 24 (OVERLAPS) 0/534 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 534/534 variables, and 386 constraints, problems are : Problem set: 0 solved, 8 unsolved in 4455 ms.
Refiners :[Domain max(s): 152/152 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 152/152 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6140ms problems are : Problem set: 0 solved, 8 unsolved
Parikh walk visited 0 properties in 1786 ms.
Support contains 13 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 417/417 transitions.
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 152 transition count 423
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 14 place count 148 transition count 417
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 148 transition count 413
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 147 transition count 412
Applied a total of 19 rules in 70 ms. Remains 147 /152 variables (removed 5) and now considering 412/417 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 147/152 places, 412/417 transitions.
RANDOM walk for 4000000 steps (128106 resets) in 15647 ms. (255 steps per ms) remains 6/8 properties
BEST_FIRST walk for 4000002 steps (27956 resets) in 4286 ms. (933 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4000004 steps (26694 resets) in 4089 ms. (977 steps per ms) remains 6/6 properties
Reachability property qltransition_402 is true.
Reachability property qltransition_394 is true.
Reachability property qltransition_340 is true.
Reachability property qltransition_293 is true.
Reachability property qltransition_292 is true.
Reachability property qltransition_291 is true.
Reachability property qltransition_290 is true.
Reachability property qltransition_289 is true.
Reachability property qltransition_288 is true.
SDD proceeding with computation,47 properties remain. new max is 65536
SDD size :676095 after 2.85316e+06
BEST_FIRST walk for 4000004 steps (27971 resets) in 3910 ms. (1022 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4000001 steps (27998 resets) in 4903 ms. (815 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4000004 steps (27064 resets) in 4143 ms. (965 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4000003 steps (26633 resets) in 4320 ms. (925 steps per ms) remains 5/6 properties
[2025-05-31 00:22:39] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
// Phase 1: matrix 375 rows 147 cols
[2025-05-31 00:22:39] [INFO ] Computed 7 invariants in 2 ms
[2025-05-31 00:22:39] [INFO ] State equation strengthened by 56 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 85/93 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 85/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:40] [INFO ] Deduced a trap composed of 32 places in 43 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/93 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 327/420 variables, 93/191 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/420 variables, 36/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/420 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 92/512 variables, 47/274 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/512 variables, 47/321 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/512 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/512 variables, 20/343 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/512 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 9/521 variables, 6/349 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/521 variables, 6/355 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/521 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/521 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 1/522 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/522 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/522 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 0/522 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 358 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1219 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 85/93 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 85/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/93 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 327/420 variables, 93/191 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/420 variables, 36/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/420 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 92/512 variables, 47/274 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/512 variables, 47/321 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/512 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/512 variables, 20/343 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/512 variables, 5/348 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/512 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 9/521 variables, 6/354 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/521 variables, 6/360 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/521 variables, 1/361 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/521 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (OVERLAPS) 1/522 variables, 1/362 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/522 variables, 1/363 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/522 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:22:42] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 5 ms to minimize.
At refinement iteration 22 (OVERLAPS) 0/522 variables, 1/364 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/522 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (OVERLAPS) 0/522 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 364 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2394 ms.
Refiners :[Domain max(s): 147/147 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3635ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 2 properties in 977 ms.
Support contains 4 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 17 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 147/147 places, 412/412 transitions.
RANDOM walk for 4000000 steps (128452 resets) in 12733 ms. (314 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (27955 resets) in 4056 ms. (985 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000002 steps (27875 resets) in 3420 ms. (1169 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000003 steps (27818 resets) in 4020 ms. (994 steps per ms) remains 3/3 properties
Reachability property qltransition_406 is true.
Reachability property qltransition_328 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_323 is true.
Reachability property qltransition_287 is true.
Reachability property qltransition_286 is true.
Reachability property qltransition_285 is true.
Reachability property qltransition_284 is true.
Reachability property qltransition_283 is true.
Reachability property qltransition_282 is true.
Reachability property qltransition_281 is true.
Reachability property qltransition_279 is true.
Reachability property qltransition_278 is true.
Reachability property qltransition_277 is true.
Reachability property qltransition_273 is true.
Reachability property qltransition_272 is true.
Reachability property qltransition_271 is true.
Reachability property qltransition_270 is true.
Reachability property qltransition_269 is true.
Reachability property qltransition_268 is true.
Reachability property qltransition_160 is true.
Reachability property qltransition_159 is true.
Reachability property qltransition_158 is true.
Reachability property qltransition_157 is true.
Reachability property qltransition_154 is true.
Reachability property qltransition_152 is true.
Reachability property qltransition_151 is true.
Reachability property qltransition_150 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_140 is true.
Reachability property qltransition_139 is true.
Reachability property qltransition_138 is true.
SDD proceeding with computation,12 properties remain. new max is 65536
SDD size :2.85316e+06 after 7.63842e+06
Reachability property qltransition_399 is true.
Reachability property qltransition_393 is true.
Reachability property qltransition_98 is true.
SDD proceeding with computation,9 properties remain. new max is 65536
SDD size :7.63842e+06 after 2.70439e+07
Interrupted probabilistic random walk after 6455925 steps, run timeout after 21001 ms. (steps per millisecond=307 ) properties seen :2 out of 3
Probabilistic random walk after 6455925 steps, saw 1626812 distinct states, run finished after 21009 ms. (steps per millisecond=307 ) properties seen :2
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 299 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 95574 ms.

BK_STOP 1748650993658

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="FireWire-PT-12"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 FireWire-PT-12, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r091-smll-174860108000207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-12.tgz
mv FireWire-PT-12 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;