About the Execution of ITS-Tools for SupplyChain-PT-07000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16195.104 | 1197429.00 | 2707625.00 | 60160.40 | FTTTTTTFTFFTTFTF | normal |
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.r354-tall-178024402900279.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 SupplyChain-PT-07000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402900279
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 30M
-rw-r--r-- 1 mcc users 7.7K May 27 06:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 27 06:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 27 06:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 27 06:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 27 11:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 27 11:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 27 11:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 27 11:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 9.9K May 27 06:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K May 27 06:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 27 06:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 27 06:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 11:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 11:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 6 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 30M May 26 18:17 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-00
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-01
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-02
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-03
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-04
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-05
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-06
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-07
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-08
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-09
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-10
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-11
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-12
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-13
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-14
FORMULA_NAME SupplyChain-PT-07000-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1780280127736
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SupplyChain-PT-07000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-06-01 02:15:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-01 02:15:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 02:15:30] [INFO ] Load time of PNML (sax parser for PT used): 1280 ms
[2026-06-01 02:15:30] [INFO ] Transformed 91004 places.
[2026-06-01 02:15:30] [INFO ] Transformed 56003 transitions.
[2026-06-01 02:15:30] [INFO ] Parsed PT model containing 91004 places and 56003 transitions and 252006 arcs in 1765 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (8 resets) in 101097 ms. (0 steps per ms) remains 7/16 properties
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 12078 ms. (3 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12396 ms. (3 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11797 ms. (3 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10233 ms. (3 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9329 ms. (4 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11643 ms. (3 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10148 ms. (3 steps per ms) remains 7/7 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9990476612001401463.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4228777333617037388.kers'
[2026-06-01 02:16:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9990476612001401463.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4228777333617037388.kers]
Normalized transition count is 56002 out of 56003 initially.
Culling duplicate invariants (modulo rational): removing 21090 columns.
Culled 21090 columns in 137 ms.
// Phase 1: matrix 56002 rows 69914 cols 182004 entries
[2026-06-01 02:16:18] [INFO ] Flatten gal took : 46027 ms
Finished phase 1 with 41912 SingleSign rule and 7000 generalized
[2026-06-01 02:16:19] [INFO ] Computed 42092 invariants in 1008 ms
Computed 42092 P flows in 1014 ms.
Exported basis to /tmp/petrispot-output-4228777333617037388.kers
Total runtime 1067 ms.
[2026-06-01 02:16:19] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem SupplyChain-PT-07000-ReachabilityFireability-2024-05 is UNSAT
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem SupplyChain-PT-07000-ReachabilityFireability-2024-08 is UNSAT
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-08 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 7384/7509 variables, 116/131 constraints. Problems are: Problem set: 2 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/7509 variables, 8/139 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7509 variables, 0/139 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SMT process timed out in 7113ms, After SMT, problems are : Problem set: 2 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 119 out of 91004 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91004/91004 places, 56003/56003 transitions.
Graph (complete) has 238362 edges and 91004 vertex of which 77001 are kept as prefixes of interest. Removing 14003 places using SCC suffix rule.149 ms
Discarding 14003 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Ensure Unique test removed 14077 places
Iterating post reduction 0 with 14077 rules applied. Total rules applied 14078 place count 62924 transition count 56000
Performed 6967 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6967 Pre rules applied. Total rules applied 14078 place count 62924 transition count 49033
Deduced a syphon composed of 6967 places in 32 ms
Ensure Unique test removed 6967 places
Reduce places removed 13934 places and 0 transitions.
Iterating global reduction 1 with 20901 rules applied. Total rules applied 34979 place count 48990 transition count 49033
Free-agglomeration rule applied 13853 times.
Iterating global reduction 1 with 13853 rules applied. Total rules applied 48832 place count 48990 transition count 35180
Ensure Unique test removed 6980 places
Reduce places removed 20833 places and 0 transitions.
Ensure Unique test removed 6980 transitions
Reduce isomorphic transitions removed 6980 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6939 transitions
Trivial Post-agglo rules discarded 6939 transitions
Performed 6939 trivial Post agglomeration. Transition count delta: 6939
Iterating post reduction 1 with 34752 rules applied. Total rules applied 83584 place count 28157 transition count 21261
Reduce places removed 6939 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 2 with 6947 rules applied. Total rules applied 90531 place count 21218 transition count 21253
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 90539 place count 21210 transition count 21253
Performed 6972 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6972 Pre rules applied. Total rules applied 90539 place count 21210 transition count 14281
Deduced a syphon composed of 6972 places in 13 ms
Reduce places removed 6972 places and 0 transitions.
Iterating global reduction 4 with 13944 rules applied. Total rules applied 104483 place count 14238 transition count 14281
[2026-06-01 02:17:02] [INFO ] Flatten gal took : 43584 ms
[2026-06-01 02:17:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6055966136878186695.gal : 418 ms
[2026-06-01 02:17:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14457206953645946603.prop : 2 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/ReachabilityCardinality6055966136878186695.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14457206953645946603.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Free-agglomeration rule (complex) applied 11 times.
Iterating global reduction 4 with 11 rules applied. Total rules applied 104494 place count 14238 transition count 14270
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 104505 place count 14227 transition count 14270
Applied a total of 104505 rules in 65540 ms. Remains 14227 /91004 variables (removed 76777) and now considering 14270/56003 (removed 41733) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65551 ms. Remains : 14227/91004 places, 14270/56003 transitions.
RANDOM walk for 40000 steps (176 resets) in 22774 ms. (1 steps per ms) remains 4/5 properties
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 6653 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4977 ms. (8 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5927 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6757 ms. (5 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3504001340730891106.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13223171130712632065.kers'
[2026-06-01 02:17:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3504001340730891106.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13223171130712632065.kers]
Culling duplicate invariants (modulo rational): removing 13 columns.
Culled 13 columns in 10 ms.
// Phase 1: matrix 14270 rows 14214 cols 28699 entries
Finished phase 1 with 14107 SingleSign rule and 53 generalized
[2026-06-01 02:18:00] [INFO ] Computed 67 invariants in 16821 ms
Computed 67 P flows in 16822 ms.
Exported basis to /tmp/petrispot-output-13223171130712632065.kers
Total runtime 16838 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7038 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7038 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 23/7061 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7061 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 7162/14223 variables, 7061/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14223 variables, 0/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 14067/28290 variables, 7028/14111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28290 variables, 4/14115 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/28290 variables, 0/14115 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 9/28299 variables, 9/14124 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/28299 variables, 9/14133 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/28299 variables, 0/14133 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 159/28458 variables, 90/14223 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/28458 variables, 19/14242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/28458 variables, 0/14242 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 13/28471 variables, 13/14255 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 18 (INCLUDED_ONLY) 0/28471 variables, 13/14268 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 28471/28497 variables, and 14268 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 66/66 constraints, State Equation: 14201/14227 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7038 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7038 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 23/7061 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7061 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 7162/14223 variables, 7061/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14223 variables, 0/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 14067/28290 variables, 7028/14111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28290 variables, 4/14115 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/28290 variables, 3/14118 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28290/28497 variables, and 14118 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 25/66 constraints, State Equation: 14089/14227 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 107079ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 39 out of 14227 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14227/14227 places, 14270/14270 transitions.
Ensure Unique test removed 10 places
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 14217 transition count 14270
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 28 Pre rules applied. Total rules applied 10 place count 14217 transition count 14242
Deduced a syphon composed of 28 places in 5 ms
Ensure Unique test removed 22 places
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 1 with 78 rules applied. Total rules applied 88 place count 14167 transition count 14242
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 22 Pre rules applied. Total rules applied 88 place count 14167 transition count 14220
Deduced a syphon composed of 22 places in 5 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 1 with 44 rules applied. Total rules applied 132 place count 14145 transition count 14220
Free-agglomeration rule applied 30 times.
Iterating global reduction 1 with 30 rules applied. Total rules applied 162 place count 14145 transition count 14190
Ensure Unique test removed 13 places
Reduce places removed 43 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 69 rules applied. Total rules applied 231 place count 14102 transition count 14164
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 244 place count 14089 transition count 14164
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 13 Pre rules applied. Total rules applied 244 place count 14089 transition count 14151
Deduced a syphon composed of 13 places in 3 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 270 place count 14076 transition count 14151
Applied a total of 270 rules in 34277 ms. Remains 14076 /14227 variables (removed 151) and now considering 14151/14270 (removed 119) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34279 ms. Remains : 14076/14227 places, 14151/14270 transitions.
RANDOM walk for 40000 steps (302 resets) in 41555 ms. (0 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6917 ms. (5 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4755 ms. (8 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6436 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6199 ms. (6 steps per ms) remains 4/4 properties
Probabilistic random walk after 249937 steps, saw 249883 distinct states, run finished after 64366 ms. (steps per millisecond=3 ) 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-9124239065979016455.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11293444059764114204.kers'
[2026-06-01 02:21:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9124239065979016455.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11293444059764114204.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 11 ms.
// Phase 1: matrix 14151 rows 14073 cols 28356 entries
Finished phase 1 with 14036 SingleSign rule and 18 generalized
[2026-06-01 02:21:45] [INFO ] Computed 22 invariants in 17077 ms
Computed 22 P flows in 17079 ms.
Exported basis to /tmp/petrispot-output-11293444059764114204.kers
Total runtime 17092 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7038 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7038 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 23/7061 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7061 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 7162/14223 variables, 7061/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14223 variables, 0/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28227 variables, 7015/14098 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28227 variables, 0/14098 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 0/28227 variables, 0/14098 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28227/28227 variables, and 14098 constraints, problems are : Problem set: 0 solved, 4 unsolved in 43699 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 14076/14076 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7038 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7038 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 23/7061 variables, 18/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7061 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 7162/14223 variables, 7061/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14223 variables, 0/7083 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28227 variables, 7015/14098 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28227 variables, 3/14101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Loading property file /tmp/ReachabilityCardinality14457206953645946603.prop.
At refinement iteration 10 (INCLUDED_ONLY) 0/28227 variables, 0/14101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28227/28227 variables, and 14101 constraints, problems are : Problem set: 0 solved, 4 unsolved in 75119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 14076/14076 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 136879ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 39 out of 14076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14076/14076 places, 14151/14151 transitions.
Applied a total of 0 rules in 17430 ms. Remains 14076 /14076 variables (removed 0) and now considering 14151/14151 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17433 ms. Remains : 14076/14076 places, 14151/14151 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14076/14076 places, 14151/14151 transitions.
Applied a total of 0 rules in 16984 ms. Remains 14076 /14076 variables (removed 0) and now considering 14151/14151 (removed 0) transitions.
[2026-06-01 02:24:19] [INFO ] Invariant cache hit.
[2026-06-01 02:24:34] [INFO ] Implicit Places using invariants in 14750 ms returned [4063, 4067]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 14897 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 14074/14076 places, 14151/14151 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 14074 transition count 14149
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 14072 transition count 14147
Applied a total of 6 rules in 16161 ms. Remains 14072 /14074 variables (removed 2) and now considering 14147/14151 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-242994375350579118.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14449392066653072123.kers'
[2026-06-01 02:24:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-242994375350579118.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14449392066653072123.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 12 ms.
// Phase 1: matrix 14147 rows 14069 cols 28342 entries
Finished phase 1 with 14036 SingleSign rule and 16 generalized
[2026-06-01 02:25:08] [INFO ] Computed 20 invariants in 17447 ms
Computed 20 P flows in 17449 ms.
Exported basis to /tmp/petrispot-output-14449392066653072123.kers
Total runtime 17458 ms.
[2026-06-01 02:25:23] [INFO ] Implicit Places using invariants in 32454 ms returned []
Implicit Place search using SMT only with invariants took 32458 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 14072/14076 places, 14147/14151 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 80508 ms. Remains : 14072/14076 places, 14147/14151 transitions.
RANDOM walk for 40000 steps (296 resets) in 36897 ms. (1 steps per ms) remains 3/4 properties
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 6119 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5079 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6538 ms. (6 steps per ms) remains 3/3 properties
[2026-06-01 02:25:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7036 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7036 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/7054 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7054 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7154/14208 variables, 7054/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14208 variables, 0/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28212 variables, 7014/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28212 variables, 0/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 5/28217 variables, 2/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/28217 variables, 0/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/28218 variables, 1/14090 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/28218 variables, 1/14091 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/28218 variables, 0/14091 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 1/28219 variables, 1/14092 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/28219 variables, 0/14092 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/28219 variables, 0/14092 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28219/28219 variables, and 14092 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40411 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 14072/14072 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7036 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7036 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/7054 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7054 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7154/14208 variables, 7054/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14208 variables, 0/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28212 variables, 7014/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28212 variables, 2/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/28212 variables, 0/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 5/28217 variables, 2/14091 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28217/28219 variables, and 14091 constraints, problems are : Problem set: 0 solved, 3 unsolved in 90132 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 18/19 constraints, State Equation: 14070/14072 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 130629ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 37 out of 14072 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14072/14072 places, 14147/14147 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 14072 transition count 14146
Deduced a syphon composed of 1 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 14070 transition count 14146
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 3 place count 14070 transition count 14145
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 14069 transition count 14145
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 14069 transition count 14144
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 7 place count 14068 transition count 14144
Applied a total of 7 rules in 34058 ms. Remains 14068 /14072 variables (removed 4) and now considering 14144/14147 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34058 ms. Remains : 14068/14072 places, 14144/14147 transitions.
RANDOM walk for 40000 steps (305 resets) in 37416 ms. (1 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6546 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5101 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6299 ms. (6 steps per ms) remains 3/3 properties
Probabilistic random walk after 261015 steps, saw 260958 distinct states, run finished after 47325 ms. (steps per millisecond=5 ) 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-11520456000954647810.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14105589831403104913.kers'
[2026-06-01 02:29:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11520456000954647810.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14105589831403104913.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 27 ms.
// Phase 1: matrix 14144 rows 14065 cols 28333 entries
Finished phase 1 with 14034 SingleSign rule and 15 generalized
[2026-06-01 02:29:29] [INFO ] Computed 19 invariants in 5364 ms
Computed 19 P flows in 5365 ms.
Exported basis to /tmp/petrispot-output-14105589831403104913.kers
Total runtime 5379 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7036 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7036 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/7054 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7054 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7154/14208 variables, 7054/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14208 variables, 0/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28212 variables, 7014/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28212 variables, 0/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/28212 variables, 0/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28212/28212 variables, and 14087 constraints, problems are : Problem set: 0 solved, 3 unsolved in 35611 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 18/18 constraints, State Equation: 14068/14068 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/37 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 6999/7036 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7036 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 18/7054 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7054 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7154/14208 variables, 7054/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/14208 variables, 0/7073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 14004/28212 variables, 7014/14087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/28212 variables, 2/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/28212 variables, 0/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/28212 variables, 0/14089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28212/28212 variables, and 14089 constraints, problems are : Problem set: 0 solved, 3 unsolved in 104800 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 18/18 constraints, State Equation: 14068/14068 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146354ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-10 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 30021 ms.
Support contains 5 out of 14068 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14068/14068 places, 14144/14144 transitions.
Ensure Unique test removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 14065 transition count 14142
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 14063 transition count 14142
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 7 place count 14063 transition count 14130
Deduced a syphon composed of 12 places in 4 ms
Ensure Unique test removed 8 places
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 39 place count 14043 transition count 14130
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 39 place count 14043 transition count 14122
Deduced a syphon composed of 8 places in 3 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 55 place count 14035 transition count 14122
Free-agglomeration rule applied 11 times.
Iterating global reduction 2 with 11 rules applied. Total rules applied 66 place count 14035 transition count 14111
Ensure Unique test removed 5 places
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 2 with 26 rules applied. Total rules applied 92 place count 14019 transition count 14101
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 97 place count 14014 transition count 14101
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 5 Pre rules applied. Total rules applied 97 place count 14014 transition count 14096
Deduced a syphon composed of 5 places in 3 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 107 place count 14009 transition count 14096
Applied a total of 107 rules in 31495 ms. Remains 14009 /14068 variables (removed 59) and now considering 14096/14144 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31497 ms. Remains : 14009/14068 places, 14096/14144 transitions.
RANDOM walk for 40000 steps (452 resets) in 51930 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 7729 ms. (5 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5308 ms. (7 steps per ms) remains 2/2 properties
Probabilistic random walk after 276094 steps, saw 276032 distinct states, run finished after 57072 ms. (steps per millisecond=4 ) 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-6989177928654158899.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7415589502620640790.kers'
[2026-06-01 02:34:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6989177928654158899.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7415589502620640790.kers]
Culled 0 columns in 10 ms.
// Phase 1: matrix 14096 rows 14009 cols 28198 entries
Finished phase 1 with 14004 SingleSign rule and 2 generalized
[2026-06-01 02:34:20] [INFO ] Computed 3 invariants in 14179 ms
Computed 3 P flows in 14182 ms.
Exported basis to /tmp/petrispot-output-7415589502620640790.kers
Total runtime 14199 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7000/7005 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7005 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/7007 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7007 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 7098/14105 variables, 7007/7010 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14105 variables, 0/7010 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 14000/28105 variables, 7002/14012 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28105 variables, 0/14012 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/28105 variables, 0/14012 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28105/28105 variables, and 14012 constraints, problems are : Problem set: 0 solved, 2 unsolved in 21437 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 14009/14009 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7000/7005 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7005 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2/7007 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7007 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 7098/14105 variables, 7007/7010 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14105 variables, 0/7010 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 14000/28105 variables, 7002/14012 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28105/28105 variables, and 14014 constraints, problems are : Problem set: 0 solved, 2 unsolved in 39468 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 14009/14009 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75486ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 10914 steps, including 846 resets, run visited all 2 properties in 2466 ms. (steps per millisecond=4 )
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA SupplyChain-PT-07000-ReachabilityFireability-2024-06 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 2628 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 1195235 ms.
BK_STOP 1780281325165
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SupplyChain-PT-07000"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is SupplyChain-PT-07000, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r354-tall-178024402900279"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-07000.tgz
mv SupplyChain-PT-07000 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;
