Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695800895.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DoubleExponent-PT-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800895
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 772K
-rw-r--r-- 1 mcc users 5.9K Mar 6 16:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Mar 6 16:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 16:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 6 16:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 09:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 16:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 6 16:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 16:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 340K Mar 3 18:30 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 DoubleExponent-PT-020-ReachabilityFireability-2024-00
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-01
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-02
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-03
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-04
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-05
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-06
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-07
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-08
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-09
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-10
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-11
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-12
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-13
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-14
FORMULA_NAME DoubleExponent-PT-020-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779686920812

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleExponent-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 05:28:41] [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]
[2026-05-25 05:28:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:28:42] [INFO ] Load time of PNML (sax parser for PT used): 107 ms
[2026-05-25 05:28:42] [INFO ] Transformed 1064 places.
[2026-05-25 05:28:42] [INFO ] Transformed 998 transitions.
[2026-05-25 05:28:42] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 206 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (1323 resets) in 1446 ms. (27 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (113 resets) in 72 ms. (54 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (112 resets) in 109 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (109 resets) in 103 ms. (38 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (114 resets) in 171 ms. (23 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (113 resets) in 122 ms. (32 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (110 resets) in 58 ms. (67 steps per ms) remains 16/16 properties
[2026-05-25 05:28:43] [INFO ] Flatten gal took : 231 ms
BEST_FIRST walk for 4001 steps (113 resets) in 53 ms. (74 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (111 resets) in 68 ms. (57 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (105 resets) in 43 ms. (90 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (111 resets) in 39 ms. (100 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (106 resets) in 40 ms. (97 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (112 resets) in 49 ms. (80 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (112 resets) in 70 ms. (56 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (115 resets) in 43 ms. (90 steps per ms) remains 16/16 properties
[2026-05-25 05:28:43] [INFO ] Flatten gal took : 154 ms
BEST_FIRST walk for 4000 steps (115 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (121 resets) in 47 ms. (83 steps per ms) remains 16/16 properties
[2026-05-25 05:28:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7471773121185654107.gal : 43 ms
[2026-05-25 05:28:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12300102724724258474.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7471773121185654107.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12300102724724258474.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12300102724724258474.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :11 after 12
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :12 after 25
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :25 after 32
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :32 after 69
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :69 after 137
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :137 after 513
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :513 after 2689
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :2689 after 24181
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :24181 after 203729
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :203729 after 742637
Interrupted probabilistic random walk after 129771 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 16
Probabilistic random walk after 129771 steps, saw 64906 distinct states, run finished after 3007 ms. (steps per millisecond=43 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15646076281645882205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7376246034703709030.kers'
[2026-05-25 05:28:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15646076281645882205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7376246034703709030.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 998 rows 1064 cols 2814 entries
Finished phase 1 with 899 SingleSign rule and 61 generalized
[2026-05-25 05:28:46] [INFO ] Computed 104 invariants in 120 ms
Computed 104 P flows in 121 ms.
Exported basis to /tmp/petrispot-output-7376246034703709030.kers
Total runtime 123 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/231 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-10 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-12 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 681/912 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 14 unsolved
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-02 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-05 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-06 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-15 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-15 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (INCLUDED_ONLY) 0/912 variables, 6/9 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/912 variables, 0/9 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 2/914 variables, 1/10 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/914 variables, 0/10 constraints. Problems are: Problem set: 6 solved, 10 unsolved
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-01 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-09 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
Problem DoubleExponent-PT-020-ReachabilityFireability-2024-11 is UNSAT
FORMULA DoubleExponent-PT-020-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 150/1064 variables, 94/104 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1064 variables, 0/104 constraints. Problems are: Problem set: 9 solved, 7 unsolved
SDD proceeding with computation,16 properties remain. new max is 32768
SDD size :742637 after 1.90047e+06
At refinement iteration 8 (OVERLAPS) 998/2062 variables, 1064/1168 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2062 variables, 0/1168 constraints. Problems are: Problem set: 9 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2062/2062 variables, and 1168 constraints, problems are : Problem set: 9 solved, 7 unsolved in 5050 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 100/100 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 16/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 827/873 variables, 2/2 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/873 variables, 3/5 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/873 variables, 0/5 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 4/877 variables, 2/7 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/877 variables, 3/10 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/877 variables, 1/11 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/877 variables, 0/11 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 187/1064 variables, 100/111 constraints. Problems are: Problem set: 9 solved, 7 unsolved
SMT process timed out in 10617ms, After SMT, problems are : Problem set: 9 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 46 out of 1064 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1064/1064 places, 998/998 transitions.
Graph (complete) has 1816 edges and 1064 vertex of which 1058 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.5 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 0 with 202 rules applied. Total rules applied 203 place count 1057 transition count 797
Reduce places removed 199 places and 0 transitions.
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Iterating post reduction 1 with 214 rules applied. Total rules applied 417 place count 858 transition count 782
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 432 place count 843 transition count 782
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 40 Pre rules applied. Total rules applied 432 place count 843 transition count 742
Deduced a syphon composed of 40 places in 13 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 512 place count 803 transition count 742
Performed 165 Post agglomeration using F-continuation condition.Transition count delta: 165
Deduced a syphon composed of 165 places in 11 ms
Reduce places removed 165 places and 0 transitions.
Iterating global reduction 3 with 330 rules applied. Total rules applied 842 place count 638 transition count 577
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 32 places in 9 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 906 place count 606 transition count 577
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 907 place count 606 transition count 576
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 908 place count 605 transition count 576
Free-agglomeration rule (complex) applied 79 times.
Iterating global reduction 4 with 79 rules applied. Total rules applied 987 place count 605 transition count 497
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 4 with 79 rules applied. Total rules applied 1066 place count 526 transition count 497
Partial Free-agglomeration rule applied 77 times.
Drop transitions (Partial Free agglomeration) removed 77 transitions
Iterating global reduction 5 with 77 rules applied. Total rules applied 1143 place count 526 transition count 497
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1144 place count 525 transition count 496
Applied a total of 1144 rules in 378 ms. Remains 525 /1064 variables (removed 539) and now considering 496/998 (removed 502) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 388 ms. Remains : 525/1064 places, 496/998 transitions.
RANDOM walk for 40000 steps (3796 resets) in 364 ms. (109 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (2742 resets) in 229 ms. (173 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2709 resets) in 193 ms. (206 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2725 resets) in 199 ms. (200 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (2771 resets) in 258 ms. (154 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2774 resets) in 178 ms. (223 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2714 resets) in 193 ms. (206 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2703 resets) in 164 ms. (242 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 225359 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 7
Probabilistic random walk after 225359 steps, saw 112688 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15951808406019769523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12964847676813427351.kers'
[2026-05-25 05:29:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15951808406019769523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12964847676813427351.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 496 rows 523 cols 2615 entries
Finished phase 1 with 306 SingleSign rule and 119 generalized
[2026-05-25 05:29:00] [INFO ] Computed 100 invariants in 8 ms
Computed 100 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-12964847676813427351.kers
Total runtime 9 ms.
[2026-05-25 05:29:00] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 415/461 variables, 64/64 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 54/515 variables, 31/95 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/515 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 6/521 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/521 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 496/1017 variables, 521/619 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1017 variables, 71/690 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1017 variables, 0/690 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 4/1021 variables, 4/694 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1021 variables, 2/696 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1021 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 0/1021 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1021/1021 variables, and 696 constraints, problems are : Problem set: 0 solved, 7 unsolved in 6865 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 98/98 constraints, State Equation: 525/525 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 415/461 variables, 64/64 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 54/515 variables, 31/102 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/515 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/515 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 11/153 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 6/521 variables, 3/156 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/521 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/521 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 496/1017 variables, 521/678 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1017 variables, 71/749 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1017 variables, 6/755 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1017 variables, 7/762 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1017 variables, 1/763 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1017 variables, 14/777 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1017 variables, 1/778 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1017 variables, 0/778 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 4/1021 variables, 4/782 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1021 variables, 2/784 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1021/1021 variables, and 784 constraints, problems are : Problem set: 0 solved, 7 unsolved in 45029 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 98/98 constraints, State Equation: 525/525 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 68/68 constraints, Known Traps Along Path: 14/14 constraints]
After SMT, in 51924ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 46 out of 525 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 496/496 transitions.
Applied a total of 0 rules in 37 ms. Remains 525 /525 variables (removed 0) and now considering 496/496 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 525/525 places, 496/496 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 525/525 places, 496/496 transitions.
Applied a total of 0 rules in 26 ms. Remains 525 /525 variables (removed 0) and now considering 496/496 (removed 0) transitions.
[2026-05-25 05:29:52] [INFO ] Invariant cache hit.
[2026-05-25 05:29:57] [INFO ] Implicit Places using invariants in 4548 ms returned [14, 22, 50, 57, 79, 84, 146, 173, 174, 195, 200, 222, 228, 235, 251, 256, 279, 285, 308, 313, 335, 340, 365, 370, 402, 428, 455, 461, 483, 490, 495, 513, 522]
[2026-05-25 05:29:57] [INFO ] Actually due to overlaps returned [146, 235, 461, 173, 455, 402]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 4570 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 519/525 places, 496/496 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 519 transition count 494
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 517 transition count 494
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 517 transition count 494
Applied a total of 6 rules in 77 ms. Remains 517 /519 variables (removed 2) and now considering 494/496 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15039374391697690906.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7455668669925852842.kers'
[2026-05-25 05:29:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15039374391697690906.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7455668669925852842.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 494 rows 515 cols 2535 entries
Finished phase 1 with 309 SingleSign rule and 114 generalized
[2026-05-25 05:29:57] [INFO ] Computed 94 invariants in 7 ms
Computed 94 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7455668669925852842.kers
Total runtime 8 ms.
[2026-05-25 05:30:01] [INFO ] Implicit Places using invariants in 3703 ms returned [14, 22, 50, 57, 79, 84, 172, 193, 198, 220, 226, 247, 252, 275, 281, 304, 309, 331, 336, 361, 366, 423, 475, 482, 487, 505, 514]
[2026-05-25 05:30:01] [INFO ] Actually due to overlaps returned [172, 487, 482, 423, 475]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 3709 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 512/525 places, 494/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 512 transition count 493
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 511 transition count 493
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 5 place count 511 transition count 493
Applied a total of 5 rules in 56 ms. Remains 511 /512 variables (removed 1) and now considering 493/494 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16245336653045313917.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7813556996333752350.kers'
[2026-05-25 05:30:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16245336653045313917.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7813556996333752350.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 4 ms.
// Phase 1: matrix 493 rows 509 cols 2473 entries
Finished phase 1 with 318 SingleSign rule and 104 generalized
[2026-05-25 05:30:01] [INFO ] Computed 89 invariants in 12 ms
Computed 89 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-7813556996333752350.kers
Total runtime 13 ms.
[2026-05-25 05:30:04] [INFO ] Implicit Places using invariants in 3192 ms returned [14, 22, 50, 57, 79, 84, 192, 197, 219, 225, 246, 251, 274, 280, 303, 308, 330, 335, 360, 365, 499, 508]
[2026-05-25 05:30:04] [INFO ] Actually due to overlaps returned [197, 57, 50, 192, 14, 499]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 3203 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 505/525 places, 493/496 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 504 transition count 492
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 504 transition count 492
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 504 transition count 490
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 502 transition count 490
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 502 transition count 490
Applied a total of 7 rules in 71 ms. Remains 502 /505 variables (removed 3) and now considering 490/493 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1529028972788615218.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9511349150256857768.kers'
[2026-05-25 05:30:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1529028972788615218.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9511349150256857768.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 490 rows 500 cols 2414 entries
Finished phase 1 with 319 SingleSign rule and 100 generalized
[2026-05-25 05:30:04] [INFO ] Computed 83 invariants in 18 ms
Computed 83 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-9511349150256857768.kers
Total runtime 20 ms.
[2026-05-25 05:30:07] [INFO ] Implicit Places using invariants in 3145 ms returned [74, 79, 211, 217, 238, 243, 266, 272, 295, 300, 322, 327, 352, 357, 499]
[2026-05-25 05:30:07] [INFO ] Actually due to overlaps returned [217, 74, 211, 499, 79]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 3149 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 497/525 places, 490/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 497 transition count 489
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 496 transition count 489
Applied a total of 2 rules in 55 ms. Remains 496 /497 variables (removed 1) and now considering 489/490 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12686307051349781614.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2754076632373621643.kers'
[2026-05-25 05:30:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12686307051349781614.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2754076632373621643.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 489 rows 494 cols 2370 entries
Finished phase 1 with 316 SingleSign rule and 102 generalized
[2026-05-25 05:30:07] [INFO ] Computed 78 invariants in 11 ms
Computed 78 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-2754076632373621643.kers
Total runtime 13 ms.
[2026-05-25 05:30:10] [INFO ] Implicit Places using invariants in 2688 ms returned [233, 238, 261, 267, 290, 295, 317, 322, 347, 352]
[2026-05-25 05:30:10] [INFO ] Actually due to overlaps returned [238, 233]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2695 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 494/525 places, 489/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 494 transition count 488
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 493 transition count 488
Applied a total of 2 rules in 28 ms. Remains 493 /494 variables (removed 1) and now considering 488/489 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4360430073010996216.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8343904684663226873.kers'
[2026-05-25 05:30:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4360430073010996216.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8343904684663226873.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 488 rows 491 cols 2343 entries
Finished phase 1 with 316 SingleSign rule and 101 generalized
[2026-05-25 05:30:10] [INFO ] Computed 76 invariants in 8 ms
Computed 76 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-8343904684663226873.kers
Total runtime 9 ms.
[2026-05-25 05:30:12] [INFO ] Implicit Places using invariants in 2332 ms returned [258, 264, 287, 292, 314, 319, 344, 349]
[2026-05-25 05:30:12] [INFO ] Actually due to overlaps returned [264, 258]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2335 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 491/525 places, 488/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 491 transition count 487
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 490 transition count 487
Applied a total of 2 rules in 49 ms. Remains 490 /491 variables (removed 1) and now considering 487/488 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16538104696292000534.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14016193568362591274.kers'
[2026-05-25 05:30:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16538104696292000534.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14016193568362591274.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 487 rows 488 cols 2321 entries
Finished phase 1 with 316 SingleSign rule and 100 generalized
[2026-05-25 05:30:12] [INFO ] Computed 74 invariants in 12 ms
Computed 74 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-14016193568362591274.kers
Total runtime 14 ms.
[2026-05-25 05:30:15] [INFO ] Implicit Places using invariants in 2277 ms returned [284, 289, 311, 316, 341, 346]
[2026-05-25 05:30:15] [INFO ] Actually due to overlaps returned [289, 284]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2285 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 488/525 places, 487/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 488 transition count 486
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 487 transition count 486
Applied a total of 2 rules in 26 ms. Remains 487 /488 variables (removed 1) and now considering 486/487 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8250834804132910311.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13267993426884358177.kers'
[2026-05-25 05:30:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8250834804132910311.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13267993426884358177.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 486 rows 485 cols 2304 entries
Finished phase 1 with 314 SingleSign rule and 101 generalized
[2026-05-25 05:30:15] [INFO ] Computed 72 invariants in 7 ms
Computed 72 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13267993426884358177.kers
Total runtime 9 ms.
[2026-05-25 05:30:17] [INFO ] Implicit Places using invariants in 2167 ms returned [308, 313, 338, 343]
[2026-05-25 05:30:17] [INFO ] Actually due to overlaps returned [313, 308]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2172 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 485/525 places, 486/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 485 transition count 485
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 484 transition count 485
Applied a total of 2 rules in 25 ms. Remains 484 /485 variables (removed 1) and now considering 485/486 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16182418461829081309.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1568918625455163123.kers'
[2026-05-25 05:30:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16182418461829081309.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1568918625455163123.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 485 rows 482 cols 2292 entries
Finished phase 1 with 312 SingleSign rule and 102 generalized
[2026-05-25 05:30:17] [INFO ] Computed 70 invariants in 7 ms
Computed 70 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1568918625455163123.kers
Total runtime 8 ms.
[2026-05-25 05:30:19] [INFO ] Implicit Places using invariants in 1734 ms returned [335, 340]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1737 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 482/525 places, 485/496 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 482 transition count 484
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 481 transition count 484
Applied a total of 2 rules in 21 ms. Remains 481 /482 variables (removed 1) and now considering 484/485 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15344220314004208766.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17150296434329844955.kers'
[2026-05-25 05:30:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15344220314004208766.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17150296434329844955.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 484 rows 479 cols 2285 entries
Finished phase 1 with 312 SingleSign rule and 101 generalized
[2026-05-25 05:30:19] [INFO ] Computed 68 invariants in 17 ms
Computed 68 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-17150296434329844955.kers
Total runtime 20 ms.
[2026-05-25 05:30:21] [INFO ] Implicit Places using invariants in 1917 ms returned []
[2026-05-25 05:30:21] [INFO ] Invariant cache hit.
[2026-05-25 05:30:21] [INFO ] State equation strengthened by 70 read => feed constraints.
[2026-05-25 05:30:32] [INFO ] Implicit Places using invariants and state equation in 11251 ms returned []
Implicit Place search using SMT with State Equation took 13172 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 481/525 places, 484/496 transitions.
Finished structural reductions in REACHABILITY mode , in 10 iterations and 39464 ms. Remains : 481/525 places, 484/496 transitions.
RANDOM walk for 40000 steps (4118 resets) in 891 ms. (44 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2893 resets) in 298 ms. (133 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2969 resets) in 224 ms. (177 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (2923 resets) in 98 ms. (404 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (2882 resets) in 168 ms. (236 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (2925 resets) in 123 ms. (322 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (2941 resets) in 130 ms. (305 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (2950 resets) in 113 ms. (350 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 235266 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 7
Probabilistic random walk after 235266 steps, saw 117649 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2026-05-25 05:30:36] [INFO ] Invariant cache hit.
[2026-05-25 05:30:36] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 371/417 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/417 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 55/472 variables, 27/64 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/472 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 4/476 variables, 2/66 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/476 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 484/960 variables, 476/542 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/960 variables, 70/612 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/960 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 5/965 variables, 5/617 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/965 variables, 2/619 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/965 variables, 0/619 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 0/965 variables, 0/619 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 965/965 variables, and 619 constraints, problems are : Problem set: 0 solved, 7 unsolved in 6232 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 66/66 constraints, State Equation: 481/481 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 371/417 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/417 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 55/472 variables, 27/65 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/472 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/472 variables, 20/105 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/472 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 4/476 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 5/122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 2/124 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 6/130 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 4/134 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 8/142 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/476 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 484/960 variables, 476/618 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/960 variables, 70/688 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/960 variables, 6/694 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/960 variables, 4/698 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/960 variables, 12/710 constraints. Problems are: Problem set: 0 solved, 7 unsolved
SDD proceeding with computation,16 properties remain. new max is 65536
SDD size :1.90047e+06 after 1.33512e+08
At refinement iteration 21 (INCLUDED_ONLY) 0/960 variables, 20/730 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/960 variables, 4/734 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/960 variables, 5/739 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/960 variables, 4/743 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/960 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (OVERLAPS) 5/965 variables, 5/748 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/965 variables, 2/750 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 965/965 variables, and 750 constraints, problems are : Problem set: 0 solved, 7 unsolved in 75017 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 66/66 constraints, State Equation: 481/481 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 109/109 constraints, Known Traps Along Path: 16/16 constraints]
After SMT, in 81278ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 46 out of 481 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 484/484 transitions.
Applied a total of 0 rules in 25 ms. Remains 481 /481 variables (removed 0) and now considering 484/484 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 481/481 places, 484/484 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 481/481 places, 484/484 transitions.
Applied a total of 0 rules in 17 ms. Remains 481 /481 variables (removed 0) and now considering 484/484 (removed 0) transitions.
[2026-05-25 05:31:57] [INFO ] Invariant cache hit.
[2026-05-25 05:31:59] [INFO ] Implicit Places using invariants in 1792 ms returned []
[2026-05-25 05:31:59] [INFO ] Invariant cache hit.
[2026-05-25 05:31:59] [INFO ] State equation strengthened by 70 read => feed constraints.
[2026-05-25 05:32:10] [INFO ] Implicit Places using invariants and state equation in 11427 ms returned []
Implicit Place search using SMT with State Equation took 13222 ms to find 0 implicit places.
[2026-05-25 05:32:10] [INFO ] Redundant transitions in 42 ms returned []
Running 483 sub problems to find dead transitions.
[2026-05-25 05:32:10] [INFO ] Invariant cache hit.
[2026-05-25 05:32:10] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/480 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/480 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/480 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 3 (OVERLAPS) 1/481 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/481 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/481 variables, 4/73 constraints. Problems are: Problem set: 0 solved, 483 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 481/965 variables, and 73 constraints, problems are : Problem set: 0 solved, 483 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 66/66 constraints, State Equation: 0/481 constraints, ReadFeed: 0/70 constraints, PredecessorRefiner: 483/483 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 483 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/480 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/480 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/480 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 3 (OVERLAPS) 1/481 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/481 variables, 5/73 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/481 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 483 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/481 variables, 8/101 constraints. Problems are: Problem set: 0 solved, 483 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 481/965 variables, and 101 constraints, problems are : Problem set: 0 solved, 483 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 66/66 constraints, State Equation: 0/481 constraints, ReadFeed: 0/70 constraints, PredecessorRefiner: 0/483 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60179ms problems are : Problem set: 0 solved, 483 unsolved
Search for dead transitions found 0 dead transitions in 60181ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73507 ms. Remains : 481/481 places, 484/484 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 481 transition count 479
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 476 transition count 479
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 25 Pre rules applied. Total rules applied 10 place count 476 transition count 454
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 60 place count 451 transition count 454
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 71 place count 440 transition count 443
Iterating global reduction 2 with 11 rules applied. Total rules applied 82 place count 440 transition count 443
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 83 place count 440 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 84 place count 439 transition count 442
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 86 place count 439 transition count 440
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 88 place count 437 transition count 440
Applied a total of 88 rules in 66 ms. Remains 437 /481 variables (removed 44) and now considering 440/484 (removed 44) transitions.
Running SMT prover for 7 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15654617398209564901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16731969311465969730.kers'
[2026-05-25 05:33:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15654617398209564901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16731969311465969730.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 440 rows 435 cols 2165 entries
Finished phase 1 with 270 SingleSign rule and 99 generalized
[2026-05-25 05:33:10] [INFO ] Computed 68 invariants in 24 ms
Computed 68 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-16731969311465969730.kers
Total runtime 27 ms.
[2026-05-25 05:33:11] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned sat
[2026-05-25 05:33:11] [INFO ] [Real]Absence check using 3 positive and 65 generalized place invariants in 29 ms returned sat
[2026-05-25 05:33:12] [INFO ] After 1066ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:5
[2026-05-25 05:33:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 05:33:12] [INFO ] After 240ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :2 real:5
TRAPS : Iteration 0
TRAPS : Iteration 1
[2026-05-25 05:33:12] [INFO ] After 617ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:7
[2026-05-25 05:33:12] [INFO ] After 1921ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2026-05-25 05:33:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-25 05:33:13] [INFO ] [Nat]Absence check using 3 positive and 65 generalized place invariants in 22 ms returned sat
[2026-05-25 05:33:13] [INFO ] After 813ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2026-05-25 05:33:15] [INFO ] After 1947ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2026-05-25 05:33:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 183 ms
[2026-05-25 05:33:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 173 ms
[2026-05-25 05:33:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 335 ms
TRAPS : Iteration 1
[2026-05-25 05:33:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 185 ms
[2026-05-25 05:33:18] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 497 ms
[2026-05-25 05:33:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 190 ms
[2026-05-25 05:33:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 177 ms
TRAPS : Iteration 2
[2026-05-25 05:33:19] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 468 ms
[2026-05-25 05:33:23] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1025 ms
TRAPS : Iteration 3
[2026-05-25 05:33:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 178 ms
TRAPS : Iteration 4
[2026-05-25 05:33:28] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 799 ms
TRAPS : Iteration 5
[2026-05-25 05:33:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 217 ms
TRAPS : Iteration 6
[2026-05-25 05:33:31] [INFO ] After 17156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
[2026-05-25 05:33:32] [INFO ] After 19540ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
[2026-05-25 05:33:32] [INFO ] Flatten gal took : 38 ms
[2026-05-25 05:33:32] [INFO ] Flatten gal took : 32 ms
[2026-05-25 05:33:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality224998601213818947.gal : 6 ms
[2026-05-25 05:33:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4989951379980601322.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality224998601213818947.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4989951379980601322.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality4989951379980601322.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :7 after 21
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :21 after 45
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :45 after 65
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :65 after 114
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :114 after 240
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :240 after 500
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :500 after 1129
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :1129 after 2912
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :2912 after 6548
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :6548 after 13749
SDD proceeding with computation,7 properties remain. new max is 16384
SDD size :13749 after 28162
SDD proceeding with computation,7 properties remain. new max is 32768
SDD size :28162 after 57008
SDD proceeding with computation,7 properties remain. new max is 65536
SDD size :57008 after 114592
Detected timeout of ITS tools.
[2026-05-25 05:33:47] [INFO ] Flatten gal took : 25 ms
[2026-05-25 05:33:47] [INFO ] Applying decomposition
[2026-05-25 05:33:47] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16010029978858595910.txt' '-o' '/tmp/graph16010029978858595910.bin' '-w' '/tmp/graph16010029978858595910.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16010029978858595910.bin' '-l' '-1' '-v' '-w' '/tmp/graph16010029978858595910.weights' '-q' '0' '-e' '0.001'
[2026-05-25 05:33:47] [INFO ] Decomposing Gal with order
[2026-05-25 05:33:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 05:33:47] [INFO ] Removed a total of 295 redundant transitions.
[2026-05-25 05:33:47] [INFO ] Flatten gal took : 113 ms
[2026-05-25 05:33:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 136 labels/synchronizations in 27 ms.
[2026-05-25 05:33:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4675717063320409994.gal : 11 ms
[2026-05-25 05:33:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10709828394559495985.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4675717063320409994.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10709828394559495985.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10709828394559495985.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :12 after 24
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :24 after 727
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :727 after 1123
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :1123 after 1761
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :1761 after 2800
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :2800 after 4585
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :4585 after 7660
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :7660 after 12827
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :12827 after 21161
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :21161 after 77104
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 52205 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 05:34:03] [INFO ] Flatten gal took : 28 ms
[2026-05-25 05:34:03] [INFO ] Applying decomposition
[2026-05-25 05:34:03] [INFO ] Flatten gal took : 37 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7312583265409578023.txt' '-o' '/tmp/graph7312583265409578023.bin' '-w' '/tmp/graph7312583265409578023.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7312583265409578023.bin' '-l' '-1' '-v' '-w' '/tmp/graph7312583265409578023.weights' '-q' '0' '-e' '0.001'
[2026-05-25 05:34:03] [INFO ] Decomposing Gal with order
[2026-05-25 05:34:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 05:34:03] [INFO ] Removed a total of 291 redundant transitions.
[2026-05-25 05:34:03] [INFO ] Flatten gal took : 60 ms
[2026-05-25 05:34:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 20 labels/synchronizations in 22 ms.
[2026-05-25 05:34:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3756552331821579325.gal : 14 ms
[2026-05-25 05:34:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15318825149319715483.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3756552331821579325.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15318825149319715483.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality15318825149319715483.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :1 after 149
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :149 after 3823
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :3823 after 8564
Detected timeout of ITS tools.
[2026-05-25 06:04:03] [INFO ] Flatten gal took : 19 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin30898844180911786
[2026-05-25 06:04:03] [INFO ] Applying decomposition
[2026-05-25 06:04:03] [INFO ] Computing symmetric may disable matrix : 484 transitions.
[2026-05-25 06:04:03] [INFO ] Flatten gal took : 17 ms
[2026-05-25 06:04:03] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 06:04:03] [INFO ] Computing symmetric may enable matrix : 484 transitions.
[2026-05-25 06:04:03] [INFO ] Computation of Complete enable matrix. took 2 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_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9064968815487196178.txt' '-o' '/tmp/graph9064968815487196178.bin' '-w' '/tmp/graph9064968815487196178.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9064968815487196178.bin' '-l' '-1' '-v' '-w' '/tmp/graph9064968815487196178.weights' '-q' '0' '-e' '0.001'
[2026-05-25 06:04:04] [INFO ] Decomposing Gal with order
[2026-05-25 06:04:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 06:04:04] [INFO ] Computing Do-Not-Accords matrix : 484 transitions.
[2026-05-25 06:04:04] [INFO ] Computation of Completed DNA matrix. took 12 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 06:04:04] [INFO ] Removed a total of 188 redundant transitions.
[2026-05-25 06:04:04] [INFO ] Flatten gal took : 32 ms
[2026-05-25 06:04:04] [INFO ] Built C files in 116ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin30898844180911786
[2026-05-25 06:04:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 180 labels/synchronizations in 15 ms.
Running compilation step : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '102' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-25 06:04:04] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability11276425698590364082.gal : 12 ms
[2026-05-25 06:04:04] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability8209336462342797243.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability11276425698590364082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability8209336462342797243.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability8209336462342797243.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :7 after 17
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :47 after 57
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :57 after 72
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :72 after 133
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :133 after 638
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :638 after 1639
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :1639 after 10032
Compilation finished in 1484 ms.
Running link step : cd /tmp/ltsmin30898844180911786;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202400==true'
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :10032 after 39022
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202400==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202403==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202403==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202404==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202404==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202407==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202407==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202408==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202408==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202413==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202413==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202414==true'
WARNING : LTSmin timed out (>73 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202414==true'
Retrying LTSmin with larger timeout 4112 s
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202400==true'
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :39022 after 1.51101e+07
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :1.51101e+07 after 2.00207e+07
WARNING : LTSmin timed out (>587 s) on command cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202400==true'
Running LTSmin : cd /tmp/ltsmin30898844180911786;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'DoubleExponentPT020ReachabilityFireability202403==true'

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ 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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="DoubleExponent-PT-020"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DoubleExponent-PT-020, 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 r098-tall-177955695800895"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-020.tgz
mv DoubleExponent-PT-020 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 ;