About the Execution of ITS-Tools for DoubleExponent-PT-020
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 5557.115 | 1800000.00 | 3624344.00 | 3144.80 | [undef] | Time out reached |
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.r104-tall-177955698800558.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 StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r104-tall-177955698800558
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-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 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
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content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
FORMULA_NAME StableMarking
=== Now, execution of the tool begins
BK_START 1779611695921
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 08:34:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 08:34:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 08:34:57] [INFO ] Load time of PNML (sax parser for PT used): 101 ms
[2026-05-24 08:34:57] [INFO ] Transformed 1064 places.
[2026-05-24 08:34:57] [INFO ] Transformed 998 transitions.
[2026-05-24 08:34:57] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 202 ms.
Structural test allowed to assert that 11 places are NOT stable. Took 18 ms.
[2026-05-24 08:34:58] [INFO ] Flatten gal took : 189 ms
[2026-05-24 08:34:58] [INFO ] Flatten gal took : 62 ms
[2026-05-24 08:34:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16734113236606222227.gal : 35 ms
[2026-05-24 08:34:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10108357614075912566.prop : 10 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/ReachabilityCardinality16734113236606222227.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10108357614075912566.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 ...330
Loading property file /tmp/ReachabilityCardinality10108357614075912566.prop.
RANDOM walk for 40000 steps (1339 resets) in 4607 ms. (8 steps per ms) remains 1009/1053 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 29 ms. (4 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 49 ms. (2 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 51 ms. (2 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1009/1009 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1009/1009 properties
SDD proceeding with computation,1053 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1053 properties remain. new max is 8
SDD size :4 after 7
Invariant property smplace_953 does not hold.
Invariant property smplace_143 does not hold.
Invariant property smplace_132 does not hold.
Invariant property smplace_121 does not hold.
SDD proceeding with computation,1049 properties remain. new max is 8
SDD size :7 after 11
Invariant property smplace_154 does not hold.
Invariant property smplace_77 does not hold.
SDD proceeding with computation,1047 properties remain. new max is 8
SDD size :11 after 12
Probabilistic random walk after 30000 steps, saw 15006 distinct states, run finished after 1479 ms. (steps per millisecond=20 ) properties seen :91
Invariant property smplace_587 does not hold.
Invariant property smplace_576 does not hold.
Invariant property smplace_565 does not hold.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8267458759689099927.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8130481613228648135.kers'
[2026-05-24 08:35:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8267458759689099927.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8130481613228648135.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 998 rows 1064 cols 2814 entries
Invariant property smplace_299 does not hold.
Invariant property smplace_276 does not hold.
Invariant property smplace_265 does not hold.
Invariant property smplace_254 does not hold.
Invariant property smplace_243 does not hold.
Invariant property smplace_199 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_177 does not hold.
Finished phase 1 with 899 SingleSign rule and 61 generalized
[2026-05-24 08:35:00] [INFO ] Computed 104 invariants in 117 ms
Computed 104 P flows in 118 ms.
Exported basis to /tmp/petrispot-output-8130481613228648135.kers
Total runtime 119 ms.
Invariant property smplace_165 does not hold.
SDD proceeding with computation,1035 properties remain. new max is 8
SDD size :12 after 20
Invariant property smplace_332 does not hold.
Invariant property smplace_321 does not hold.
Invariant property smplace_310 does not hold.
Invariant property smplace_288 does not hold.
Invariant property smplace_88 does not hold.
SDD proceeding with computation,1030 properties remain. new max is 8
SDD size :20 after 24
Invariant property smplace_343 does not hold.
SDD proceeding with computation,1029 properties remain. new max is 8
SDD size :24 after 26
Invariant property smplace_532 does not hold.
Invariant property smplace_521 does not hold.
Invariant property smplace_510 does not hold.
Invariant property smplace_354 does not hold.
SDD proceeding with computation,1025 properties remain. new max is 8
SDD size :26 after 29
SDD proceeding with computation,1025 properties remain. new max is 16
SDD size :29 after 31
SDD proceeding with computation,1025 properties remain. new max is 32
SDD size :31 after 32
SDD proceeding with computation,1025 properties remain. new max is 64
SDD size :32 after 44
Invariant property smplace_554 does not hold.
Invariant property smplace_543 does not hold.
SDD proceeding with computation,1023 properties remain. new max is 64
SDD size :44 after 57
Invariant property smplace_487 does not hold.
Invariant property smplace_476 does not hold.
Invariant property smplace_465 does not hold.
Invariant property smplace_454 does not hold.
Invariant property smplace_443 does not hold.
Invariant property smplace_432 does not hold.
Invariant property smplace_421 does not hold.
Invariant property smplace_410 does not hold.
Invariant property smplace_399 does not hold.
Invariant property smplace_387 does not hold.
Invariant property smplace_376 does not hold.
Invariant property smplace_365 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_210 does not hold.
SDD proceeding with computation,1009 properties remain. new max is 64
SDD size :57 after 77
SDD proceeding with computation,1009 properties remain. new max is 128
SDD size :77 after 95
SDD proceeding with computation,1009 properties remain. new max is 256
SDD size :95 after 133
Invariant property smplace_1053 does not hold.
Invariant property smplace_1042 does not hold.
Invariant property smplace_1031 does not hold.
Invariant property smplace_876 does not hold.
Invariant property smplace_865 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_843 does not hold.
Invariant property smplace_831 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_809 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_787 does not hold.
Invariant property smplace_776 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_720 does not hold.
Invariant property smplace_709 does not hold.
Invariant property smplace_698 does not hold.
Invariant property smplace_687 does not hold.
Invariant property smplace_676 does not hold.
Invariant property smplace_665 does not hold.
Invariant property smplace_654 does not hold.
Invariant property smplace_643 does not hold.
Invariant property smplace_632 does not hold.
Invariant property smplace_621 does not hold.
Invariant property smplace_609 does not hold.
Invariant property smplace_598 does not hold.
Invariant property smplace_498 does not hold.
Invariant property smplace_232 does not hold.
At refinement iteration 0 (INCLUDED_ONLY) 0/918 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 918 unsolved
Solver is answering 'unknown', stopping.
Invariant property smplace_78 does not hold.
After SMT solving in domain Real declared 918/2062 variables, and 86 constraints, problems are : Problem set: 0 solved, 918 unsolved in 5087 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4 constraints, Generalized P Invariants (flows): 86/100 constraints, State Equation: 0/1064 constraints, PredecessorRefiner: 918/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Invariant property smplace_76 does not hold.
Escalating to Integer solving :Problem set: 0 solved, 918 unsolved
Invariant property smplace_75 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,973 properties remain. new max is 256
SDD size :133 after 192
Invariant property smplace_68 does not hold.
Invariant property smplace_57 does not hold.
SDD proceeding with computation,971 properties remain. new max is 256
SDD size :192 after 426
At refinement iteration 0 (INCLUDED_ONLY) 0/918 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 918 unsolved
Invariant property smplace_74 does not hold.
SDD proceeding with computation,970 properties remain. new max is 256
SDD size :426 after 864
Invariant property smplace_1009 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_987 does not hold.
Invariant property smplace_976 does not hold.
Invariant property smplace_965 does not hold.
Invariant property smplace_954 does not hold.
Invariant property smplace_942 does not hold.
Invariant property smplace_931 does not hold.
Invariant property smplace_920 does not hold.
Invariant property smplace_909 does not hold.
Invariant property smplace_898 does not hold.
Invariant property smplace_887 does not hold.
Invariant property smplace_743 does not hold.
Invariant property smplace_732 does not hold.
SDD proceeding with computation,956 properties remain. new max is 256
SDD size :864 after 1267
SDD proceeding with computation,956 properties remain. new max is 512
SDD size :1267 after 1885
SDD proceeding with computation,956 properties remain. new max is 1024
SDD size :1885 after 3567
Invariant property smplace_1020 does not hold.
Invariant property smplace_754 does not hold.
Invariant property smplace_136 does not hold.
Invariant property smplace_135 does not hold.
Invariant property smplace_134 does not hold.
Invariant property smplace_131 does not hold.
Invariant property smplace_130 does not hold.
Invariant property smplace_129 does not hold.
Invariant property smplace_128 does not hold.
Invariant property smplace_127 does not hold.
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
Invariant property smplace_123 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_97 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
SDD proceeding with computation,918 properties remain. new max is 1024
SDD size :3567 after 8329
SDD proceeding with computation,918 properties remain. new max is 2048
SDD size :8329 after 29097
SDD proceeding with computation,918 properties remain. new max is 4096
SDD size :29097 after 118876
Invariant property smplace_133 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
SDD proceeding with computation,903 properties remain. new max is 4096
SDD size :118876 after 358780
SDD proceeding with computation,903 properties remain. new max is 8192
SDD size :358780 after 624853
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 918/2062 variables, and 86 constraints, problems are : Problem set: 15 solved, 903 unsolved in 5026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/4 constraints, Generalized P Invariants (flows): 86/100 constraints, State Equation: 0/1064 constraints, PredecessorRefiner: 0/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10542ms problems are : Problem set: 15 solved, 903 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 903 out of 1064 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1064/1064 places, 998/998 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 1064 transition count 965
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 66 place count 1031 transition count 965
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 66 place count 1031 transition count 959
Deduced a syphon composed of 6 places in 14 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 78 place count 1025 transition count 959
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 19 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 142 place count 993 transition count 927
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 6 places in 41 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 154 place count 987 transition count 927
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 2 with 9 rules applied. Total rules applied 163 place count 987 transition count 918
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 172 place count 978 transition count 918
Partial Free-agglomeration rule applied 11 times.
Drop transitions (Partial Free agglomeration) removed 11 transitions
Iterating global reduction 3 with 11 rules applied. Total rules applied 183 place count 978 transition count 918
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 184 place count 977 transition count 917
Applied a total of 184 rules in 603 ms. Remains 977 /1064 variables (removed 87) and now considering 917/998 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 610 ms. Remains : 977/1064 places, 917/998 transitions.
SDD proceeding with computation,903 properties remain. new max is 16384
SDD size :624853 after 1.17566e+06
Invariant property smplace_195 does not hold.
Invariant property smplace_194 does not hold.
Invariant property smplace_193 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_187 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_183 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
Invariant property smplace_160 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_158 does not hold.
Invariant property smplace_157 does not hold.
Invariant property smplace_156 does not hold.
Invariant property smplace_155 does not hold.
Invariant property smplace_153 does not hold.
Invariant property smplace_149 does not hold.
Invariant property smplace_148 does not hold.
Invariant property smplace_147 does not hold.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
Invariant property smplace_144 does not hold.
Invariant property smplace_142 does not hold.
Invariant property smplace_141 does not hold.
Invariant property smplace_140 does not hold.
Invariant property smplace_139 does not hold.
Invariant property smplace_138 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_94 does not hold.
SDD proceeding with computation,867 properties remain. new max is 16384
SDD size :1.17566e+06 after 2.38516e+06
Invariant property smplace_191 does not hold.
Invariant property smplace_190 does not hold.
SDD proceeding with computation,865 properties remain. new max is 16384
SDD size :2.38516e+06 after 5.78554e+07
SDD proceeding with computation,865 properties remain. new max is 32768
SDD size :5.78554e+07 after 1.94657e+08
SDD proceeding with computation,865 properties remain. new max is 65536
SDD size :1.94657e+08 after 6.40706e+08
SDD proceeding with computation,865 properties remain. new max is 131072
SDD size :6.40706e+08 after 2.01777e+09
SDD proceeding with computation,865 properties remain. new max is 262144
SDD size :2.01777e+09 after 6.15747e+09
RANDOM walk for 2390104 steps (306501 resets) in 120004 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (313 resets) in 168 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (354 resets) in 198 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (329 resets) in 193 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (334 resets) in 150 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (334 resets) in 181 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (354 resets) in 197 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (339 resets) in 207 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (326 resets) in 187 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (325 resets) in 187 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (349 resets) in 190 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (349 resets) in 213 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (333 resets) in 172 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (356 resets) in 185 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (339 resets) in 208 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (342 resets) in 211 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (341 resets) in 196 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (331 resets) in 229 ms. (17 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (335 resets) in 206 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (325 resets) in 208 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (312 resets) in 220 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (344 resets) in 238 ms. (16 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (337 resets) in 218 ms. (18 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (340 resets) in 186 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (333 resets) in 184 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (327 resets) in 152 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (345 resets) in 146 ms. (27 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (332 resets) in 160 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (353 resets) in 196 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (316 resets) in 190 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (340 resets) in 169 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (344 resets) in 177 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (341 resets) in 184 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (331 resets) in 145 ms. (27 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (314 resets) in 205 ms. (19 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (349 resets) in 163 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (349 resets) in 186 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (335 resets) in 176 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (342 resets) in 198 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (342 resets) in 188 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (329 resets) in 189 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (352 resets) in 164 ms. (24 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (347 resets) in 148 ms. (26 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (342 resets) in 147 ms. (27 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4001 steps (350 resets) in 134 ms. (29 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (343 resets) in 185 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (350 resets) in 171 ms. (23 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4000 steps (346 resets) in 181 ms. (21 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4003 steps (343 resets) in 196 ms. (20 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (308 resets) in 176 ms. (22 steps per ms) remains 903/903 properties
BEST_FIRST walk for 4002 steps (341 resets) in 157 ms. (25 steps per ms) remains 903/903 properties
SDD proceeding with computation,865 properties remain. new max is 524288
SDD size :6.15747e+09 after 1.84724e+10
Invariant property smplace_192 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_178 does not hold.
Invariant property smplace_175 does not hold.
Invariant property smplace_174 does not hold.
Invariant property smplace_173 does not hold.
Invariant property smplace_172 does not hold.
Invariant property smplace_171 does not hold.
Invariant property smplace_170 does not hold.
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_166 does not hold.
Invariant property smplace_151 does not hold.
Invariant property smplace_150 does not hold.
SDD proceeding with computation,850 properties remain. new max is 524288
SDD size :1.84724e+10 after 5.33859e+10
Probabilistic random walk after 1000001 steps, saw 500314 distinct states, run finished after 46333 ms. (steps per millisecond=21 ) 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-17060478352132665049.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11459284560553453757.kers'
[2026-05-24 08:36:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17060478352132665049.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11459284560553453757.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 917 rows 975 cols 2716 entries
Finished phase 1 with 753 SingleSign rule and 120 generalized
[2026-05-24 08:36:31] [INFO ] Computed 104 invariants in 47 ms
Computed 104 P flows in 48 ms.
Exported basis to /tmp/petrispot-output-11459284560553453757.kers
Total runtime 49 ms.
[2026-05-24 08:36:31] [INFO ] State equation strengthened by 10 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
SDD proceeding with computation,850 properties remain. new max is 1048576
SDD size :5.33859e+10 after 9.64618e+10
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 22/872 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 872/1894 variables, and 81 constraints, problems are : Problem set: 0 solved, 850 unsolved in 45029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 80/101 constraints, State Equation: 0/977 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 850/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 850 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 22/872 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 872/1894 variables, and 95 constraints, problems are : Problem set: 0 solved, 850 unsolved in 45033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 80/101 constraints, State Equation: 0/977 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 0/850 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90245ms problems are : Problem set: 0 solved, 850 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 850 out of 977 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 977/977 places, 917/917 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 977 transition count 906
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 966 transition count 906
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 22 place count 966 transition count 904
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 964 transition count 904
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 11 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 46 place count 954 transition count 894
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 11 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 952 transition count 894
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 54 place count 952 transition count 890
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 58 place count 948 transition count 890
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 62 place count 948 transition count 890
Applied a total of 62 rules in 148 ms. Remains 948 /977 variables (removed 29) and now considering 890/917 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 948/977 places, 890/917 transitions.
RANDOM walk for 2485919 steps (318400 resets) in 120006 ms. (20 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (346 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (331 resets) in 148 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (345 resets) in 180 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (334 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (337 resets) in 173 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (338 resets) in 177 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (333 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (348 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (336 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (334 resets) in 238 ms. (16 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (338 resets) in 149 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (326 resets) in 175 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (341 resets) in 177 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (348 resets) in 173 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (351 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (351 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (354 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (347 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (333 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (339 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (356 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (344 resets) in 173 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (338 resets) in 252 ms. (15 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (346 resets) in 175 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (336 resets) in 175 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (338 resets) in 226 ms. (17 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 196 ms. (20 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (342 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (345 resets) in 170 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (338 resets) in 173 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (340 resets) in 178 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (335 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (345 resets) in 147 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (353 resets) in 162 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (350 resets) in 137 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (339 resets) in 128 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (349 resets) in 131 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (326 resets) in 180 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (346 resets) in 143 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (340 resets) in 169 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (340 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (344 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (344 resets) in 130 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (338 resets) in 158 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (331 resets) in 149 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (313 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (324 resets) in 141 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (348 resets) in 161 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (356 resets) in 140 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (340 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
SDD proceeding with computation,850 properties remain. new max is 2097152
SDD size :9.64618e+10 after 1.49276e+11
Probabilistic random walk after 1000001 steps, saw 500315 distinct states, run finished after 43729 ms. (steps per millisecond=22 ) 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-5910676186443218663.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6593538989783679507.kers'
[2026-05-24 08:39:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5910676186443218663.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6593538989783679507.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 890 rows 946 cols 2711 entries
Finished phase 1 with 724 SingleSign rule and 120 generalized
[2026-05-24 08:39:18] [INFO ] Computed 104 invariants in 43 ms
Computed 104 P flows in 45 ms.
Exported basis to /tmp/petrispot-output-6593538989783679507.kers
Total runtime 46 ms.
[2026-05-24 08:39:18] [INFO ] State equation strengthened by 14 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 4 (OVERLAPS) 74/937 variables, 17/97 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 937/1838 variables, and 97 constraints, problems are : Problem set: 0 solved, 850 unsolved in 75021 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 96/101 constraints, State Equation: 0/948 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 850/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 850 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
SDD proceeding with computation,850 properties remain. new max is 4194304
SDD size :1.49276e+11 after 3.13374e+11
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 863/1838 variables, and 101 constraints, problems are : Problem set: 0 solved, 850 unsolved in 75033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 79/101 constraints, State Equation: 0/948 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 0/850 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150184ms problems are : Problem set: 0 solved, 850 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 850 out of 948 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 948/948 places, 890/890 transitions.
Applied a total of 0 rules in 30 ms. Remains 948 /948 variables (removed 0) and now considering 890/890 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 948/948 places, 890/890 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 948/948 places, 890/890 transitions.
Applied a total of 0 rules in 23 ms. Remains 948 /948 variables (removed 0) and now considering 890/890 (removed 0) transitions.
[2026-05-24 08:41:48] [INFO ] Invariant cache hit.
[2026-05-24 08:41:48] [INFO ] Implicit Places using invariants in 343 ms returned [85, 91, 112, 276, 401, 769, 895]
[2026-05-24 08:41:48] [INFO ] Actually due to overlaps returned [401, 276]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 353 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 946/948 places, 890/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 946 transition count 889
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 945 transition count 889
Applied a total of 2 rules in 50 ms. Remains 945 /946 variables (removed 1) and now considering 889/890 (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-8229162962078497446.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14123593736522472637.kers'
[2026-05-24 08:41:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8229162962078497446.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14123593736522472637.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 4 ms.
// Phase 1: matrix 889 rows 943 cols 2686 entries
Finished phase 1 with 725 SingleSign rule and 118 generalized
[2026-05-24 08:41:49] [INFO ] Computed 102 invariants in 50 ms
Computed 102 P flows in 50 ms.
Exported basis to /tmp/petrispot-output-14123593736522472637.kers
Total runtime 51 ms.
[2026-05-24 08:41:49] [INFO ] Implicit Places using invariants in 341 ms returned [85, 91, 112, 766, 892]
[2026-05-24 08:41:49] [INFO ] Actually due to overlaps returned [892, 766]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 352 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 943/948 places, 889/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 943 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 942 transition count 888
Applied a total of 2 rules in 42 ms. Remains 942 /943 variables (removed 1) and now considering 888/889 (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-9046175073559247705.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17231242098596641100.kers'
[2026-05-24 08:41:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9046175073559247705.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17231242098596641100.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 7 ms.
// Phase 1: matrix 888 rows 940 cols 2669 entries
Finished phase 1 with 730 SingleSign rule and 112 generalized
[2026-05-24 08:41:49] [INFO ] Computed 100 invariants in 48 ms
Computed 100 P flows in 48 ms.
Exported basis to /tmp/petrispot-output-17231242098596641100.kers
Total runtime 50 ms.
[2026-05-24 08:41:49] [INFO ] Implicit Places using invariants in 327 ms returned [85, 91, 112]
[2026-05-24 08:41:49] [INFO ] Actually due to overlaps returned [91, 85]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 331 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 940/948 places, 888/890 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 940 transition count 887
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 939 transition count 887
Applied a total of 2 rules in 43 ms. Remains 939 /940 variables (removed 1) and now considering 887/888 (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-15215313368618685227.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9521171512207835838.kers'
[2026-05-24 08:41:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15215313368618685227.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9521171512207835838.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 887 rows 937 cols 2658 entries
Finished phase 1 with 730 SingleSign rule and 111 generalized
[2026-05-24 08:41:49] [INFO ] Computed 98 invariants in 41 ms
Computed 98 P flows in 42 ms.
Exported basis to /tmp/petrispot-output-9521171512207835838.kers
Total runtime 43 ms.
[2026-05-24 08:41:50] [INFO ] Implicit Places using invariants in 317 ms returned [109]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 319 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 938/948 places, 887/890 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 938 transition count 887
Applied a total of 1 rules in 39 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14743781798757326266.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7364186326323108437.kers'
[2026-05-24 08:41:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14743781798757326266.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7364186326323108437.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 887 rows 936 cols 2656 entries
Finished phase 1 with 730 SingleSign rule and 111 generalized
[2026-05-24 08:41:50] [INFO ] Computed 97 invariants in 41 ms
Computed 97 P flows in 41 ms.
Exported basis to /tmp/petrispot-output-7364186326323108437.kers
Total runtime 42 ms.
[2026-05-24 08:41:50] [INFO ] Implicit Places using invariants in 337 ms returned []
[2026-05-24 08:41:50] [INFO ] Invariant cache hit.
[2026-05-24 08:41:50] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 08:42:12] [INFO ] Implicit Places using invariants and state equation in 22134 ms returned []
Implicit Place search using SMT with State Equation took 22478 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 938/948 places, 887/890 transitions.
Finished structural reductions in REACHABILITY mode , in 5 iterations and 24032 ms. Remains : 938/948 places, 887/890 transitions.
RANDOM walk for 2600230 steps (374993 resets) in 120004 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (382 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (370 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (349 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (372 resets) in 156 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (347 resets) in 137 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (385 resets) in 120 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (377 resets) in 158 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (390 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (358 resets) in 145 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (383 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (341 resets) in 160 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (370 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (353 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (370 resets) in 132 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (352 resets) in 151 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (357 resets) in 145 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (373 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (378 resets) in 148 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (354 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (359 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (362 resets) in 125 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (368 resets) in 119 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (344 resets) in 114 ms. (34 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (368 resets) in 160 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (360 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (366 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (368 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (373 resets) in 149 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (364 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (373 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (360 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (375 resets) in 140 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (371 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (362 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (377 resets) in 155 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (367 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (360 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (367 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (357 resets) in 145 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (364 resets) in 176 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (356 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (363 resets) in 153 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (359 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (370 resets) in 140 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (356 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (343 resets) in 138 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (359 resets) in 125 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (372 resets) in 176 ms. (22 steps per ms) remains 850/850 properties
Probabilistic random walk after 1000001 steps, saw 500103 distinct states, run finished after 43477 ms. (steps per millisecond=23 ) properties seen :0
[2026-05-24 08:43:28] [INFO ] Invariant cache hit.
[2026-05-24 08:43:28] [INFO ] State equation strengthened by 14 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 4 (OVERLAPS) 61/924 variables, 11/91 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/924 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 6 (OVERLAPS) 8/932 variables, 3/94 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Detected timeout of ITS tools.
[2026-05-24 08:44:58] [INFO ] Flatten gal took : 44 ms
[2026-05-24 08:44:58] [INFO ] Applying decomposition
[2026-05-24 08:44:58] [INFO ] Flatten gal took : 35 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/graph6571593935468929519.txt' '-o' '/tmp/graph6571593935468929519.bin' '-w' '/tmp/graph6571593935468929519.weights'
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6571593935468929519.bin' '-l' '-1' '-v' '-w' '/tmp/graph6571593935468929519.weights' '-q' '0' '-e' '0.001'
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1825 variables, and 94 constraints, problems are : Problem set: 0 solved, 850 unsolved in 90033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 93/94 constraints, State Equation: 0/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 850/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 850 unsolved
[2026-05-24 08:44:58] [INFO ] Decomposing Gal with order
[2026-05-24 08:44:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 08:44:59] [INFO ] Removed a total of 276 redundant transitions.
[2026-05-24 08:44:59] [INFO ] Flatten gal took : 166 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
[2026-05-24 08:44:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 33 ms.
[2026-05-24 08:44:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11166164572283588921.gal : 21 ms
[2026-05-24 08:44:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16510928696951876463.prop : 4 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/ReachabilityCardinality11166164572283588921.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16510928696951876463.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 ...309
Loading property file /tmp/ReachabilityCardinality16510928696951876463.prop.
SDD proceeding with computation,850 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,850 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,850 properties remain. new max is 16
SDD size :1 after 26
SDD proceeding with computation,850 properties remain. new max is 32
SDD size :26 after 57
SDD proceeding with computation,850 properties remain. new max is 64
SDD size :57 after 311
SDD proceeding with computation,850 properties remain. new max is 128
SDD size :311 after 907
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 863/1825 variables, and 101 constraints, problems are : Problem set: 0 solved, 850 unsolved in 90019 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 79/94 constraints, State Equation: 0/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 0/850 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180148ms problems are : Problem set: 0 solved, 850 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 850 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 22 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 938/938 places, 887/887 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 20 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
[2026-05-24 08:46:28] [INFO ] Invariant cache hit.
[2026-05-24 08:46:29] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-24 08:46:29] [INFO ] Invariant cache hit.
[2026-05-24 08:46:29] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 08:46:51] [INFO ] Implicit Places using invariants and state equation in 22214 ms returned []
Implicit Place search using SMT with State Equation took 22455 ms to find 0 implicit places.
[2026-05-24 08:46:51] [INFO ] Redundant transitions in 50 ms returned []
Running 886 sub problems to find dead transitions.
[2026-05-24 08:46:51] [INFO ] Invariant cache hit.
[2026-05-24 08:46:51] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 886 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 88/90 constraints. Problems are: Problem set: 0 solved, 886 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 933/1825 variables, and 90 constraints, problems are : Problem set: 0 solved, 886 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, Generalized P Invariants (flows): 88/94 constraints, State Equation: 0/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 886/886 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 886 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/933 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 886 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/933 variables, 88/90 constraints. Problems are: Problem set: 0 solved, 886 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/933 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 886 unsolved
At refinement iteration 3 (OVERLAPS) 2/935 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 886 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/935 variables, 4/95 constraints. Problems are: Problem set: 0 solved, 886 unsolved
SMT process timed out in 60426ms, After SMT, problems are : Problem set: 0 solved, 886 unsolved
Search for dead transitions found 0 dead transitions in 60433ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82986 ms. Remains : 938/938 places, 887/887 transitions.
RANDOM walk for 400000 steps (57651 resets) in 20220 ms. (19 steps per ms) remains 850/850 properties
Running SMT prover for 850 properties.
[2026-05-24 08:47:57] [INFO ] Invariant cache hit.
[2026-05-24 08:47:57] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2026-05-24 08:47:57] [INFO ] [Real]Absence check using 3 positive and 94 generalized place invariants in 81 ms returned sat
[2026-05-24 08:48:10] [INFO ] After 12200ms SMT Verify possible using state equation in real domain returned unsat :0 sat :850
[2026-05-24 08:48:10] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 08:48:19] [INFO ] After 9294ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :850
TRAPS : Iteration 0
[2026-05-24 08:49:17] [INFO ] After 66896ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 08:49:17] [INFO ] After 79793ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 08:49:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-24 08:49:17] [INFO ] [Nat]Absence check using 3 positive and 94 generalized place invariants in 86 ms returned sat
[2026-05-24 08:49:41] [INFO ] After 23706ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :850
[2026-05-24 08:49:59] [INFO ] After 17637ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :850
TRAPS : Iteration 0
[2026-05-24 08:49:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 439 ms
[2026-05-24 08:50:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 579 ms
[2026-05-24 08:50:11] [INFO ] Trap strengthening (SAT) tested/added 40/39 trap constraints in 9210 ms
[2026-05-24 08:50:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1004 ms
[2026-05-24 08:50:36] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 18839 ms
[2026-05-24 08:50:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 586 ms
[2026-05-24 08:50:42] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2834 ms
[2026-05-24 08:50:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 491 ms
[2026-05-24 08:50:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1437 ms
[2026-05-24 08:50:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 497 ms
[2026-05-24 08:50:51] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1300 ms
[2026-05-24 08:51:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 490 ms
[2026-05-24 08:51:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 942 ms
[2026-05-24 08:51:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1156 ms
[2026-05-24 08:51:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1120 ms
[2026-05-24 08:51:21] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 5264 ms
[2026-05-24 08:51:27] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 5985 ms
[2026-05-24 08:51:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 571 ms
[2026-05-24 08:51:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1388 ms
[2026-05-24 08:51:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 638 ms
[2026-05-24 08:51:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 369 ms
[2026-05-24 08:51:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 979 ms
[2026-05-24 08:51:53] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1438 ms
[2026-05-24 08:51:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 459 ms
[2026-05-24 08:51:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 367 ms
[2026-05-24 08:51:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 332 ms
[2026-05-24 08:52:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 543 ms
[2026-05-24 08:52:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 369 ms
[2026-05-24 08:52:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 562 ms
[2026-05-24 08:52:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 746 ms
[2026-05-24 08:52:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 328 ms
[2026-05-24 08:52:11] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 914 ms
[2026-05-24 08:52:21] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 5476 ms
[2026-05-24 08:52:26] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 3562 ms
[2026-05-24 08:52:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 335 ms
[2026-05-24 08:52:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1033 ms
[2026-05-24 08:52:34] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1837 ms
TRAPS : Iteration 1
[2026-05-24 08:52:37] [INFO ] After 175355ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :849 real:1
[2026-05-24 08:52:37] [INFO ] After 200068ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :849 real:1
RANDOM walk for 2594337 steps (374391 resets) in 120005 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (356 resets) in 132 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (361 resets) in 174 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (360 resets) in 161 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (354 resets) in 164 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (373 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (368 resets) in 152 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (371 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (364 resets) in 176 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (379 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (356 resets) in 130 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (370 resets) in 127 ms. (31 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (354 resets) in 119 ms. (33 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (367 resets) in 136 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (348 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (336 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (375 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (375 resets) in 142 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (362 resets) in 139 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (350 resets) in 129 ms. (30 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (350 resets) in 166 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (351 resets) in 150 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (321 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (364 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (373 resets) in 172 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (352 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (376 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (377 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (343 resets) in 154 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (354 resets) in 135 ms. (29 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (361 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (374 resets) in 159 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (377 resets) in 162 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (347 resets) in 148 ms. (26 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (372 resets) in 178 ms. (22 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (357 resets) in 168 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (373 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (359 resets) in 173 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4000 steps (355 resets) in 137 ms. (28 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4003 steps (384 resets) in 167 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (349 resets) in 159 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 171 ms. (23 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (361 resets) in 145 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (374 resets) in 159 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (367 resets) in 146 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (369 resets) in 185 ms. (21 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (368 resets) in 157 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (371 resets) in 158 ms. (25 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4001 steps (361 resets) in 144 ms. (27 steps per ms) remains 850/850 properties
BEST_FIRST walk for 4002 steps (364 resets) in 163 ms. (24 steps per ms) remains 850/850 properties
Probabilistic random walk after 1000001 steps, saw 500103 distinct states, run finished after 42525 ms. (steps per millisecond=23 ) properties seen :0
[2026-05-24 08:53:52] [INFO ] Invariant cache hit.
[2026-05-24 08:53:52] [INFO ] State equation strengthened by 14 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 4 (OVERLAPS) 61/924 variables, 11/91 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Detected timeout of ITS tools.
At refinement iteration 5 (INCLUDED_ONLY) 0/924 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 6 (OVERLAPS) 8/932 variables, 3/94 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/1825 variables, and 94 constraints, problems are : Problem set: 0 solved, 850 unsolved in 105023 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 93/94 constraints, State Equation: 0/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 850/850 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 850 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/850 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 2 (OVERLAPS) 13/863 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/863 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 850 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/863 variables, 6/106 constraints. Problems are: Problem set: 0 solved, 850 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 863/1825 variables, and 106 constraints, problems are : Problem set: 0 solved, 850 unsolved in 105063 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 79/94 constraints, State Equation: 0/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 0/850 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 210183ms problems are : Problem set: 0 solved, 850 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 850 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 21 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 938/938 places, 887/887 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Applied a total of 0 rules in 17 ms. Remains 938 /938 variables (removed 0) and now considering 887/887 (removed 0) transitions.
[2026-05-24 08:57:22] [INFO ] Invariant cache hit.
[2026-05-24 08:57:22] [INFO ] Implicit Places using invariants in 259 ms returned []
[2026-05-24 08:57:22] [INFO ] Invariant cache hit.
[2026-05-24 08:57:23] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 08:57:45] [INFO ] Implicit Places using invariants and state equation in 22227 ms returned []
Implicit Place search using SMT with State Equation took 22489 ms to find 0 implicit places.
[2026-05-24 08:57:45] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22522 ms. Remains : 938/938 places, 887/887 transitions.
RANDOM walk for 400000 steps (57717 resets) in 14746 ms. (27 steps per ms) remains 850/850 properties
Running SMT prover for 850 properties.
[2026-05-24 08:57:48] [INFO ] Invariant cache hit.
[2026-05-24 08:57:49] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2026-05-24 08:57:49] [INFO ] [Real]Absence check using 3 positive and 94 generalized place invariants in 80 ms returned sat
[2026-05-24 08:58:01] [INFO ] After 12118ms SMT Verify possible using state equation in real domain returned unsat :0 sat :850
[2026-05-24 08:58:01] [INFO ] State equation strengthened by 14 read => feed constraints.
[2026-05-24 08:58:11] [INFO ] After 9514ms SMT Verify possible using 14 Read/Feed constraints in real domain returned unsat :0 sat :850
TRAPS : Iteration 0
[2026-05-24 08:59:09] [INFO ] After 67912ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 08:59:09] [INFO ] After 80661ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:850
[2026-05-24 08:59:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-24 08:59:10] [INFO ] [Nat]Absence check using 3 positive and 94 generalized place invariants in 89 ms returned sat
[2026-05-24 08:59:33] [INFO ] After 22889ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :850
[2026-05-24 08:59:51] [INFO ] After 17829ms SMT Verify possible using 14 Read/Feed constraints in natural domain returned unsat :0 sat :850
TRAPS : Iteration 0
[2026-05-24 08:59:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 427 ms
[2026-05-24 08:59:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 539 ms
[2026-05-24 09:00:02] [INFO ] Trap strengthening (SAT) tested/added 40/39 trap constraints in 9131 ms
[2026-05-24 09:00:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 989 ms
[2026-05-24 09:00:28] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 19257 ms
[2026-05-24 09:00:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 548 ms
[2026-05-24 09:00:34] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2698 ms
[2026-05-24 09:00:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 471 ms
[2026-05-24 09:00:39] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1422 ms
[2026-05-24 09:00:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 468 ms
[2026-05-24 09:00:43] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1240 ms
[2026-05-24 09:00:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 480 ms
[2026-05-24 09:00:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 918 ms
[2026-05-24 09:00:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1153 ms
[2026-05-24 09:01:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1074 ms
[2026-05-24 09:01:13] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 5293 ms
[2026-05-24 09:01:20] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 5918 ms
[2026-05-24 09:01:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 577 ms
[2026-05-24 09:01:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1427 ms
[2026-05-24 09:01:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 637 ms
[2026-05-24 09:01:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 373 ms
[2026-05-24 09:01:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 992 ms
[2026-05-24 09:01:46] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1468 ms
[2026-05-24 09:01:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 463 ms
[2026-05-24 09:01:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 377 ms
[2026-05-24 09:01:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 359 ms
[2026-05-24 09:01:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 532 ms
[2026-05-24 09:01:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 345 ms
[2026-05-24 09:01:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 539 ms
[2026-05-24 09:02:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 760 ms
[2026-05-24 09:02:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 332 ms
[2026-05-24 09:02:05] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 870 ms
[2026-05-24 09:02:15] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 5293 ms
[2026-05-24 09:02:19] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 3442 ms
[2026-05-24 09:02:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 330 ms
[2026-05-24 09:02:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1035 ms
[2026-05-24 09:02:28] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1837 ms
TRAPS : Iteration 1
SMT process timed out, exceeded limit of 100
[2026-05-24 09:02:29] [INFO ] After 176177ms SMT Verify possible using After timeout in natural domain returned unsat :0 sat :850
[2026-05-24 09:02:29] [INFO ] After 200030ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :850
RANDOM walk for 40000 steps (5773 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3672 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 349917 steps, run timeout after 3001 ms. (steps per millisecond=116 ) properties seen :0 out of 1
Probabilistic random walk after 349917 steps, saw 174995 distinct states, run finished after 3004 ms. (steps per millisecond=116 ) properties seen :0
[2026-05-24 09:02:32] [INFO ] Invariant cache hit.
[2026-05-24 09:02:32] [INFO ] State equation strengthened by 14 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 199/278 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/278 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 644/922 variables, 84/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/922 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/932 variables, 4/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/932 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/934 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/934 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 887/1821 variables, 934/1029 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1821 variables, 14/1043 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1821 variables, 0/1043 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 4/1825 variables, 4/1047 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1825 variables, 2/1049 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1825 variables, 0/1049 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1825 variables, 0/1049 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1825/1825 variables, and 1049 constraints, problems are : Problem set: 0 solved, 1 unsolved in 904 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 94/94 constraints, State Equation: 938/938 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/79 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 199/278 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/278 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/278 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 644/922 variables, 84/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 6027ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Graph (complete) has 1812 edges and 938 vertex of which 932 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 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 193 transitions
Trivial Post-agglo rules discarded 193 transitions
Performed 193 trivial Post agglomeration. Transition count delta: 193
Iterating post reduction 0 with 196 rules applied. Total rules applied 197 place count 931 transition count 692
Reduce places removed 193 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 194 rules applied. Total rules applied 391 place count 738 transition count 691
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 392 place count 737 transition count 691
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 32 Pre rules applied. Total rules applied 392 place count 737 transition count 659
Deduced a syphon composed of 32 places in 5 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 456 place count 705 transition count 659
Performed 145 Post agglomeration using F-continuation condition.Transition count delta: 145
Deduced a syphon composed of 145 places in 2 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 3 with 290 rules applied. Total rules applied 746 place count 560 transition count 514
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 30 places in 2 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 806 place count 530 transition count 514
Free-agglomeration rule (complex) applied 65 times.
Iterating global reduction 3 with 65 rules applied. Total rules applied 871 place count 530 transition count 449
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 3 with 65 rules applied. Total rules applied 936 place count 465 transition count 449
Partial Free-agglomeration rule applied 64 times.
Drop transitions (Partial Free agglomeration) removed 64 transitions
Iterating global reduction 4 with 64 rules applied. Total rules applied 1000 place count 465 transition count 449
Applied a total of 1000 rules in 107 ms. Remains 465 /938 variables (removed 473) and now considering 449/887 (removed 438) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 465/938 places, 449/887 transitions.
RANDOM walk for 40000 steps (5769 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3655 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 539352 steps, run timeout after 3001 ms. (steps per millisecond=179 ) properties seen :0 out of 1
Probabilistic random walk after 539352 steps, saw 269734 distinct states, run finished after 3001 ms. (steps per millisecond=179 ) 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-7617118401283667409.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13091599199389617828.kers'
[2026-05-24 09:02:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7617118401283667409.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13091599199389617828.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 449 rows 463 cols 3598 entries
Finished phase 1 with 250 SingleSign rule and 122 generalized
[2026-05-24 09:02:41] [INFO ] Computed 93 invariants in 8 ms
Computed 93 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13091599199389617828.kers
Total runtime 10 ms.
[2026-05-24 09:02:41] [INFO ] State equation strengthened by 78 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/88 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 318/406 variables, 54/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/459 variables, 33/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/459 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/461 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/461 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 449/910 variables, 461/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/910 variables, 78/630 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/910 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 4/914 variables, 4/634 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/914 variables, 2/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/914 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/914 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 914/914 variables, and 636 constraints, problems are : Problem set: 0 solved, 1 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 91/91 constraints, State Equation: 465/465 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/88 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 318/406 variables, 54/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/406 variables, 20/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/406 variables, 20/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/406 variables, 3/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/406 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 53/459 variables, 33/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/459 variables, 3/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/459 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/461 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/461 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 449/910 variables, 461/599 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/910 variables, 78/677 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/910 variables, 1/678 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/910 variables, 0/678 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 4/914 variables, 4/682 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/914 variables, 2/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/914 variables, 0/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/914 variables, 0/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 914/914 variables, and 684 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9489 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 91/91 constraints, State Equation: 465/465 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 47/47 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9955ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30004 ms.
Support contains 1 out of 465 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 449/449 transitions.
Applied a total of 0 rules in 11 ms. Remains 465 /465 variables (removed 0) and now considering 449/449 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 465/465 places, 449/449 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 465/465 places, 449/449 transitions.
Applied a total of 0 rules in 10 ms. Remains 465 /465 variables (removed 0) and now considering 449/449 (removed 0) transitions.
[2026-05-24 09:03:21] [INFO ] Invariant cache hit.
[2026-05-24 09:03:29] [INFO ] Implicit Places using invariants in 7950 ms returned [14, 19, 71, 92, 97, 117, 123, 144, 149, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2026-05-24 09:03:29] [INFO ] Actually due to overlaps returned [71]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 7954 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 464/465 places, 449/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 464 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 463 transition count 448
Applied a total of 2 rules in 24 ms. Remains 463 /464 variables (removed 1) and now considering 448/449 (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-7025584107578475240.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16832953598071938181.kers'
[2026-05-24 09:03:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7025584107578475240.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16832953598071938181.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 448 rows 461 cols 3517 entries
Finished phase 1 with 249 SingleSign rule and 122 generalized
[2026-05-24 09:03:29] [INFO ] Computed 92 invariants in 10 ms
Computed 92 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-16832953598071938181.kers
Total runtime 13 ms.
[2026-05-24 09:03:37] [INFO ] Implicit Places using invariants in 7310 ms returned [14, 19, 90, 95, 115, 121, 142, 147, 167, 172, 193, 199, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2026-05-24 09:03:37] [INFO ] Actually due to overlaps returned [95, 90]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7313 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 461/465 places, 448/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 447
Applied a total of 2 rules in 22 ms. Remains 460 /461 variables (removed 1) and now considering 447/448 (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-11684144704227633633.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13182942579033643809.kers'
[2026-05-24 09:03:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11684144704227633633.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13182942579033643809.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 447 rows 458 cols 3438 entries
Finished phase 1 with 249 SingleSign rule and 121 generalized
[2026-05-24 09:03:37] [INFO ] Computed 90 invariants in 5 ms
Computed 90 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-13182942579033643809.kers
Total runtime 7 ms.
[2026-05-24 09:03:43] [INFO ] Implicit Places using invariants in 6263 ms returned [14, 19, 112, 118, 139, 144, 164, 169, 190, 196, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2026-05-24 09:03:43] [INFO ] Actually due to overlaps returned [118, 112]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6265 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 458/465 places, 447/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 446
Applied a total of 2 rules in 19 ms. Remains 457 /458 variables (removed 1) and now considering 446/447 (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-14321083148623208299.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5239745126984828290.kers'
[2026-05-24 09:03:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14321083148623208299.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5239745126984828290.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 446 rows 455 cols 3364 entries
Finished phase 1 with 249 SingleSign rule and 120 generalized
[2026-05-24 09:03:43] [INFO ] Computed 88 invariants in 11 ms
Computed 88 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-5239745126984828290.kers
Total runtime 13 ms.
[2026-05-24 09:03:49] [INFO ] Implicit Places using invariants in 5532 ms returned [14, 19, 136, 141, 161, 166, 187, 193, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2026-05-24 09:03:49] [INFO ] Actually due to overlaps returned [141, 136]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 5534 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 455/465 places, 446/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 445
Applied a total of 2 rules in 20 ms. Remains 454 /455 variables (removed 1) and now considering 445/446 (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-9785711086755827760.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9630263710688702004.kers'
[2026-05-24 09:03:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9785711086755827760.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9630263710688702004.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 445 rows 452 cols 3295 entries
Finished phase 1 with 249 SingleSign rule and 119 generalized
[2026-05-24 09:03:49] [INFO ] Computed 86 invariants in 12 ms
Computed 86 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-9630263710688702004.kers
Total runtime 14 ms.
[2026-05-24 09:03:53] [INFO ] Implicit Places using invariants in 4939 ms returned [14, 19, 158, 163, 184, 190, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2026-05-24 09:03:53] [INFO ] Actually due to overlaps returned [163, 158]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 4942 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 452/465 places, 445/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 444
Applied a total of 2 rules in 21 ms. Remains 451 /452 variables (removed 1) and now considering 444/445 (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-6770902608506937783.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1008137260281500323.kers'
[2026-05-24 09:03:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6770902608506937783.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1008137260281500323.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 444 rows 449 cols 3231 entries
Finished phase 1 with 249 SingleSign rule and 118 generalized
[2026-05-24 09:03:54] [INFO ] Computed 84 invariants in 11 ms
Computed 84 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-1008137260281500323.kers
Total runtime 13 ms.
[2026-05-24 09:03:58] [INFO ] Implicit Places using invariants in 4414 ms returned [14, 19, 181, 187, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2026-05-24 09:03:58] [INFO ] Actually due to overlaps returned [187, 181]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 4416 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 449/465 places, 444/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 443
Applied a total of 2 rules in 20 ms. Remains 448 /449 variables (removed 1) and now considering 443/444 (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-1870407343976967648.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17248593396611316926.kers'
[2026-05-24 09:03:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1870407343976967648.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17248593396611316926.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 443 rows 446 cols 3172 entries
Finished phase 1 with 249 SingleSign rule and 117 generalized
[2026-05-24 09:03:58] [INFO ] Computed 82 invariants in 9 ms
Computed 82 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17248593396611316926.kers
Total runtime 12 ms.
[2026-05-24 09:04:02] [INFO ] Implicit Places using invariants in 3913 ms returned [14, 19, 203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2026-05-24 09:04:02] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3917 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 446/465 places, 443/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 442
Applied a total of 2 rules in 19 ms. Remains 445 /446 variables (removed 1) and now considering 442/443 (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-13178755513859162848.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16862184175573078830.kers'
[2026-05-24 09:04:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13178755513859162848.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16862184175573078830.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 442 rows 443 cols 3118 entries
Finished phase 1 with 249 SingleSign rule and 116 generalized
[2026-05-24 09:04:02] [INFO ] Computed 80 invariants in 8 ms
Computed 80 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16862184175573078830.kers
Total runtime 10 ms.
[2026-05-24 09:04:05] [INFO ] Implicit Places using invariants in 3365 ms returned [14, 19, 228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2026-05-24 09:04:05] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3367 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 443/465 places, 442/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 441
Applied a total of 2 rules in 24 ms. Remains 442 /443 variables (removed 1) and now considering 441/442 (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-5895404829908838709.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16108157623746897011.kers'
[2026-05-24 09:04:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5895404829908838709.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16108157623746897011.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 441 rows 440 cols 3069 entries
Finished phase 1 with 249 SingleSign rule and 115 generalized
[2026-05-24 09:04:05] [INFO ] Computed 78 invariants in 13 ms
Computed 78 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-16108157623746897011.kers
Total runtime 14 ms.
[2026-05-24 09:04:08] [INFO ] Implicit Places using invariants in 3045 ms returned [14, 19, 253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2026-05-24 09:04:08] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3048 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 440/465 places, 441/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 440
Applied a total of 2 rules in 17 ms. Remains 439 /440 variables (removed 1) and now considering 440/441 (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-15945088937574585368.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15497626277040812463.kers'
[2026-05-24 09:04:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15945088937574585368.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15497626277040812463.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 440 rows 437 cols 3025 entries
Finished phase 1 with 249 SingleSign rule and 114 generalized
[2026-05-24 09:04:08] [INFO ] Computed 76 invariants in 14 ms
Computed 76 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-15497626277040812463.kers
Total runtime 16 ms.
[2026-05-24 09:04:11] [INFO ] Implicit Places using invariants in 3052 ms returned [14, 19, 275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2026-05-24 09:04:11] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3054 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 437/465 places, 440/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 439
Applied a total of 2 rules in 18 ms. Remains 436 /437 variables (removed 1) and now considering 439/440 (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-5456019633210295769.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10394932104794075028.kers'
[2026-05-24 09:04:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5456019633210295769.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10394932104794075028.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 439 rows 434 cols 2986 entries
Finished phase 1 with 249 SingleSign rule and 113 generalized
[2026-05-24 09:04:11] [INFO ] Computed 74 invariants in 9 ms
Computed 74 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10394932104794075028.kers
Total runtime 11 ms.
[2026-05-24 09:04:14] [INFO ] Implicit Places using invariants in 2704 ms returned [14, 19, 298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2026-05-24 09:04:14] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2706 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 434/465 places, 439/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 438
Applied a total of 2 rules in 20 ms. Remains 433 /434 variables (removed 1) and now considering 438/439 (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-9890098266356446520.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3502867079559714060.kers'
[2026-05-24 09:04:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9890098266356446520.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3502867079559714060.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 438 rows 431 cols 2952 entries
Finished phase 1 with 249 SingleSign rule and 112 generalized
[2026-05-24 09:04:14] [INFO ] Computed 72 invariants in 7 ms
Computed 72 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3502867079559714060.kers
Total runtime 10 ms.
[2026-05-24 09:04:17] [INFO ] Implicit Places using invariants in 2501 ms returned [14, 19, 321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2026-05-24 09:04:17] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2504 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 431/465 places, 438/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 437
Applied a total of 2 rules in 17 ms. Remains 430 /431 variables (removed 1) and now considering 437/438 (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-5328382730026524764.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10977532730487561434.kers'
[2026-05-24 09:04:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5328382730026524764.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10977532730487561434.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 2 ms.
// Phase 1: matrix 437 rows 428 cols 2923 entries
Finished phase 1 with 249 SingleSign rule and 111 generalized
[2026-05-24 09:04:17] [INFO ] Computed 70 invariants in 9 ms
Computed 70 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10977532730487561434.kers
Total runtime 10 ms.
[2026-05-24 09:04:19] [INFO ] Implicit Places using invariants in 2831 ms returned [14, 19, 345, 350, 370, 376, 398, 403, 422, 428]
[2026-05-24 09:04:19] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2835 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 428/465 places, 437/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 436
Applied a total of 2 rules in 17 ms. Remains 427 /428 variables (removed 1) and now considering 436/437 (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-11491047953153089645.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17893408344693086386.kers'
[2026-05-24 09:04:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11491047953153089645.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17893408344693086386.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 436 rows 425 cols 2899 entries
Finished phase 1 with 249 SingleSign rule and 110 generalized
[2026-05-24 09:04:20] [INFO ] Computed 68 invariants in 5 ms
Computed 68 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-17893408344693086386.kers
Total runtime 7 ms.
[2026-05-24 09:04:22] [INFO ] Implicit Places using invariants in 2463 ms returned [14, 19, 367, 373, 395, 400, 419, 425]
[2026-05-24 09:04:22] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2464 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 425/465 places, 436/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 435
Applied a total of 2 rules in 16 ms. Remains 424 /425 variables (removed 1) and now considering 435/436 (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-15650506686547446886.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10136726636217258406.kers'
[2026-05-24 09:04:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15650506686547446886.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10136726636217258406.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 435 rows 422 cols 2880 entries
Finished phase 1 with 249 SingleSign rule and 109 generalized
[2026-05-24 09:04:22] [INFO ] Computed 66 invariants in 4 ms
Computed 66 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10136726636217258406.kers
Total runtime 5 ms.
[2026-05-24 09:04:24] [INFO ] Implicit Places using invariants in 2420 ms returned [14, 19, 392, 397, 416, 422]
[2026-05-24 09:04:24] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2424 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 422/465 places, 435/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 434
Applied a total of 2 rules in 18 ms. Remains 421 /422 variables (removed 1) and now considering 434/435 (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-14378444813364524123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-87893008830968997.kers'
[2026-05-24 09:04:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14378444813364524123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-87893008830968997.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 434 rows 419 cols 2866 entries
Finished phase 1 with 249 SingleSign rule and 108 generalized
[2026-05-24 09:04:24] [INFO ] Computed 64 invariants in 8 ms
Computed 64 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-87893008830968997.kers
Total runtime 9 ms.
[2026-05-24 09:04:27] [INFO ] Implicit Places using invariants in 2366 ms returned [14, 19, 413, 419]
[2026-05-24 09:04:27] [INFO ] Actually due to overlaps returned [413, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2368 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 419/465 places, 434/449 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 418 transition count 433
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 418 transition count 433
Applied a total of 3 rules in 23 ms. Remains 418 /419 variables (removed 1) and now considering 433/434 (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-3868438589963724176.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6370539423333974565.kers'
[2026-05-24 09:04:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3868438589963724176.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6370539423333974565.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 433 rows 416 cols 2856 entries
Finished phase 1 with 249 SingleSign rule and 107 generalized
[2026-05-24 09:04:27] [INFO ] Computed 62 invariants in 4 ms
Computed 62 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-6370539423333974565.kers
Total runtime 4 ms.
[2026-05-24 09:04:29] [INFO ] Implicit Places using invariants in 2191 ms returned [416]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 2196 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 417/465 places, 433/449 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 417 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 416 transition count 432
Applied a total of 2 rules in 17 ms. Remains 416 /417 variables (removed 1) and now considering 432/433 (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-3415998353631925260.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5275098832505282868.kers'
[2026-05-24 09:04:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3415998353631925260.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5275098832505282868.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 432 rows 414 cols 2850 entries
Finished phase 1 with 248 SingleSign rule and 107 generalized
[2026-05-24 09:04:29] [INFO ] Computed 61 invariants in 8 ms
Computed 61 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-5275098832505282868.kers
Total runtime 10 ms.
[2026-05-24 09:04:31] [INFO ] Implicit Places using invariants in 2189 ms returned []
[2026-05-24 09:04:31] [INFO ] Invariant cache hit.
[2026-05-24 09:04:31] [INFO ] State equation strengthened by 78 read => feed constraints.
[2026-05-24 09:04:46] [INFO ] Implicit Places using invariants and state equation in 14493 ms returned []
Implicit Place search using SMT with State Equation took 16684 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 416/465 places, 432/449 transitions.
Finished structural reductions in REACHABILITY mode , in 18 iterations and 84342 ms. Remains : 416/465 places, 432/449 transitions.
RANDOM walk for 40000 steps (5781 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3639 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 351406 steps, run timeout after 3001 ms. (steps per millisecond=117 ) properties seen :0 out of 1
Probabilistic random walk after 351406 steps, saw 175741 distinct states, run finished after 3001 ms. (steps per millisecond=117 ) 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-6428733119746403554.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17725020654387113736.kers'
[2026-05-24 09:04:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6428733119746403554.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17725020654387113736.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 887 rows 936 cols 2656 entries
Finished phase 1 with 730 SingleSign rule and 111 generalized
[2026-05-24 09:04:49] [INFO ] Computed 97 invariants in 42 ms
Computed 97 P flows in 43 ms.
Exported basis to /tmp/petrispot-output-17725020654387113736.kers
Total runtime 46 ms.
[2026-05-24 09:04:49] [INFO ] State equation strengthened by 14 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 89/90 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 196/286 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 636/922 variables, 83/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/922 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/932 variables, 4/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/932 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/934 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/934 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1821/1825 variables, and 1029 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1239 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, Generalized P Invariants (flows): 94/94 constraints, State Equation: 934/938 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 89/90 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 196/286 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 636/922 variables, 83/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 6432ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 938 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 938/938 places, 887/887 transitions.
Graph (complete) has 1812 edges and 938 vertex of which 932 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 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 194 transitions
Trivial Post-agglo rules discarded 194 transitions
Performed 194 trivial Post agglomeration. Transition count delta: 194
Iterating post reduction 0 with 197 rules applied. Total rules applied 198 place count 931 transition count 691
Reduce places removed 194 places and 0 transitions.
Iterating post reduction 1 with 194 rules applied. Total rules applied 392 place count 737 transition count 691
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 392 place count 737 transition count 659
Deduced a syphon composed of 32 places in 4 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 456 place count 705 transition count 659
Performed 145 Post agglomeration using F-continuation condition.Transition count delta: 145
Deduced a syphon composed of 145 places in 2 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 2 with 290 rules applied. Total rules applied 746 place count 560 transition count 514
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 806 place count 530 transition count 514
Free-agglomeration rule (complex) applied 64 times.
Iterating global reduction 2 with 64 rules applied. Total rules applied 870 place count 530 transition count 450
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 934 place count 466 transition count 450
Partial Free-agglomeration rule applied 65 times.
Drop transitions (Partial Free agglomeration) removed 65 transitions
Iterating global reduction 3 with 65 rules applied. Total rules applied 999 place count 466 transition count 450
Applied a total of 999 rules in 62 ms. Remains 466 /938 variables (removed 472) and now considering 450/887 (removed 437) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 466/938 places, 450/887 transitions.
RANDOM walk for 40000 steps (5790 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (3650 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -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="DoubleExponent-PT-020"
export BK_EXAMINATION="StableMarking"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DoubleExponent-PT-020, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r104-tall-177955698800558"
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 [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;