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-178024402900300.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)
...................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is SupplyChain-PT-10000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402900300
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 43M
-rw-r--r-- 1 mcc users 9.9K May 27 07:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 27 07:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 27 07:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 27 07:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 27 11:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 11:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 11:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 27 11:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 18K May 27 07:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 191K May 27 07:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 27 07:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 27 07:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 11:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 11:05 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 43M 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-10000-LTLFireability-00
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-01
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-02
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-03
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-04
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-05
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-06
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-07
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-08
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-09
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-10
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-11
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-12
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-13
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-14
FORMULA_NAME SupplyChain-PT-10000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1780287789634

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SupplyChain-PT-10000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-06-01 04:23:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-01 04:23:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 04:23:13] [INFO ] Load time of PNML (sax parser for PT used): 1746 ms
[2026-06-01 04:23:13] [INFO ] Transformed 130004 places.
[2026-06-01 04:23:13] [INFO ] Transformed 80003 transitions.
[2026-06-01 04:23:13] [INFO ] Parsed PT model containing 130004 places and 80003 transitions and 360006 arcs in 2264 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SupplyChain-PT-10000-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-10000-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 71 out of 130004 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 130004/130004 places, 80003/80003 transitions.
Ensure Unique test removed 30078 places
Iterating post reduction 0 with 30078 rules applied. Total rules applied 30078 place count 99926 transition count 80003
Applied a total of 30078 rules in 4277 ms. Remains 99926 /130004 variables (removed 30078) and now considering 80003/80003 (removed 0) transitions.
Running 70003 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6158514996800185510.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-689395790722936894.kers'
[2026-06-01 04:23:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6158514996800185510.kers, --Pflows, --basisKERS=/tmp/petrispot-output-689395790722936894.kers]
Normalized transition count is 80002 out of 80003 initially.
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 147 ms.
// Phase 1: matrix 80002 rows 99914 cols 260004 entries
Finished phase 1 with 59912 SingleSign rule and 10000 generalized
[2026-06-01 04:23:21] [INFO ] Computed 30014 invariants in 1977 ms
Computed 30014 P flows in 1985 ms.
Exported basis to /tmp/petrispot-output-689395790722936894.kers
Total runtime 2050 ms.
[2026-06-01 04:23:22] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 618076ms, After SMT, problems are : Problem set: 0 solved, 70003 unsolved
Search for dead transitions found 0 dead transitions in 618710ms
[2026-06-01 04:33:37] [INFO ] Invariant cache hit.
[2026-06-01 04:34:54] [INFO ] Performed 1547/99926 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 04:35:24] [INFO ] Performed 5896/99926 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 04:35:55] [INFO ] Performed 9941/99926 implicitness test of which 1 returned IMPLICIT in 90 seconds.
[2026-06-01 04:36:17] [INFO ] Implicit Places using invariants in 160102 ms returned [9915]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 160222 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 99925/130004 places, 80003/80003 transitions.
Applied a total of 0 rules in 469 ms. Remains 99925 /99925 variables (removed 0) and now considering 80003/80003 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 783978 ms. Remains : 99925/130004 places, 80003/80003 transitions.
Starting structural reductions in LTL mode, iteration 0 : 99925/99925 places, 80003/80003 transitions.
Applied a total of 0 rules in 256 ms. Remains 99925 /99925 variables (removed 0) and now considering 80003/80003 (removed 0) transitions.
Running 70003 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10109825204986574729.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9299612785544546464.kers'
[2026-06-01 04:36:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10109825204986574729.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9299612785544546464.kers]
Normalized transition count is 80002 out of 80003 initially.
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 135 ms.
// Phase 1: matrix 80002 rows 99913 cols 260003 entries
Finished phase 1 with 59912 SingleSign rule and 10000 generalized
[2026-06-01 04:36:21] [INFO ] Computed 30013 invariants in 1922 ms
Computed 30013 P flows in 1928 ms.
Exported basis to /tmp/petrispot-output-9299612785544546464.kers
Total runtime 2001 ms.
[2026-06-01 04:36:21] [INFO ] State equation strengthened by 1 read => feed constraints.
SMT process timed out in 609315ms, After SMT, problems are : Problem set: 0 solved, 70003 unsolved
Search for dead transitions found 0 dead transitions in 609787ms
[2026-06-01 04:46:28] [INFO ] Invariant cache hit.
[2026-06-01 04:47:45] [INFO ] Performed 1381/99925 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 04:48:15] [INFO ] Performed 5377/99925 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 04:48:45] [INFO ] Performed 9211/99925 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-06-01 04:49:08] [INFO ] Implicit Places using invariants in 160098 ms returned []
Implicit Place search using SMT only with invariants took 160099 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 770307 ms. Remains : 99925/99925 places, 80003/80003 transitions.
Support contains 71 out of 99925 places after structural reductions.
[2026-06-01 04:49:24] [INFO ] Flatten gal took : 15446 ms
[2026-06-01 04:49:40] [INFO ] Flatten gal took : 15901 ms
[2026-06-01 04:49:45] [INFO ] Input system was already deterministic with 80003 transitions.
RANDOM walk for 40000 steps (8 resets) in 62912 ms. (0 steps per ms) remains 20/30 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1042 ms. (3 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1256 ms. (3 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1431 ms. (2 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1444 ms. (2 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1328 ms. (3 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1035 ms. (3 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 754 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 755 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 736 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 902 ms. (4 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 786 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 788 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 785 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 657 ms. (6 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 643 ms. (6 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 734 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 653 ms. (6 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 693 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 749 ms. (5 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (0 resets) in 679 ms. (5 steps per ms) remains 20/20 properties
[2026-06-01 04:50:07] [INFO ] Invariant cache hit.
[2026-06-01 04:50:07] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem AtomicPropp10 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 10/10 constraints. Problems are: Problem set: 1 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/55 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 19 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
At refinement iteration 2 (OVERLAPS) 10143/10198 variables, 48/58 constraints. Problems are: Problem set: 5 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10198 variables, 1/59 constraints. Problems are: Problem set: 5 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10198 variables, 0/59 constraints. Problems are: Problem set: 5 solved, 15 unsolved
SMT process timed out in 5984ms, After SMT, problems are : Problem set: 5 solved, 15 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 41 out of 99925 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99925/99925 places, 80003/80003 transitions.
Graph (complete) has 209863 edges and 99925 vertex of which 89923 are kept as prefixes of interest. Removing 10002 places using SCC suffix rule.206 ms
Discarding 10002 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Ensure Unique test removed 8 places
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 89915 transition count 80000
Performed 9990 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 9990 Pre rules applied. Total rules applied 9 place count 89915 transition count 70010
Deduced a syphon composed of 9990 places in 27 ms
Ensure Unique test removed 9990 places
Reduce places removed 19980 places and 0 transitions.
Iterating global reduction 1 with 29970 rules applied. Total rules applied 29979 place count 69935 transition count 70010
Free-agglomeration rule applied 19892 times.
Iterating global reduction 1 with 19892 rules applied. Total rules applied 49871 place count 69935 transition count 50118
Ensure Unique test removed 9995 places
Reduce places removed 29887 places and 0 transitions.
Ensure Unique test removed 9995 transitions
Reduce isomorphic transitions removed 9995 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9984 transitions
Trivial Post-agglo rules discarded 9984 transitions
Performed 9984 trivial Post agglomeration. Transition count delta: 9984
Iterating post reduction 1 with 49866 rules applied. Total rules applied 99737 place count 40048 transition count 30139
Reduce places removed 9984 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 9985 rules applied. Total rules applied 109722 place count 30064 transition count 30138
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 109723 place count 30063 transition count 30138
Performed 9994 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 9994 Pre rules applied. Total rules applied 109723 place count 30063 transition count 20144
Deduced a syphon composed of 9994 places in 12 ms
Reduce places removed 9994 places and 0 transitions.
Iterating global reduction 4 with 19988 rules applied. Total rules applied 129711 place count 20069 transition count 20144
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 129712 place count 20069 transition count 20143
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 129713 place count 20068 transition count 20143
Applied a total of 129713 rules in 118488 ms. Remains 20068 /99925 variables (removed 79857) and now considering 20143/80003 (removed 59860) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118492 ms. Remains : 20068/99925 places, 20143/80003 transitions.
Successfully simplified 5 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA SupplyChain-PT-10000-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 99925 stabilizing places and 80002 stable transitions
FORMULA SupplyChain-PT-10000-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(p0)))&&(X(X((!p1||F(!p2)))) U ((!p3&&X(X((!p1||F(!p2)))))||X(X(G((!p1||F(!p2)))))))))'
Support contains 9 out of 99925 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 99925/99925 places, 80003/80003 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 99913 transition count 80003
Applied a total of 12 rules in 332 ms. Remains 99913 /99925 variables (removed 12) and now considering 80003/80003 (removed 0) transitions.
Running 70003 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9838931613346631584.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2636772424974598054.kers'
[2026-06-01 04:52:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9838931613346631584.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2636772424974598054.kers]
Normalized transition count is 80002 out of 80003 initially.
Culled 0 columns in 142 ms.
// Phase 1: matrix 80002 rows 99913 cols 260003 entries
Finished phase 1 with 59912 SingleSign rule and 10000 generalized
[2026-06-01 04:52:15] [INFO ] Computed 30001 invariants in 1901 ms
Computed 30001 P flows in 1907 ms.
Exported basis to /tmp/petrispot-output-2636772424974598054.kers
Total runtime 1978 ms.
[2026-06-01 04:52:15] [INFO ] State equation strengthened by 1 read => feed constraints.
SMT process timed out in 628224ms, After SMT, problems are : Problem set: 0 solved, 70003 unsolved
Search for dead transitions found 0 dead transitions in 628628ms
[2026-06-01 05:02:41] [INFO ] Invariant cache hit.
[2026-06-01 05:04:01] [INFO ] Performed 1383/99913 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 05:04:31] [INFO ] Performed 5343/99913 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 05:05:01] [INFO ] Performed 9304/99913 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-06-01 05:05:21] [INFO ] Implicit Places using invariants in 160076 ms returned []
Implicit Place search using SMT only with invariants took 160077 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 99913/99925 places, 80003/80003 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 789211 ms. Remains : 99913/99925 places, 80003/80003 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(p0)))&&(X(X((!p1||F(!p2)))) U ((!p3&&X(X((!p1||F(!p2)))))||X(X(G((!p1||F(!p2)))))))))'
Stuttering acceptance computed with spot in 578 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (NOT p0), true, (AND p2 p1), (AND p2 p1), (AND p1 p2), p2, (AND p1 p2), (AND p1 p2)]
Running random walk in product with property : SupplyChain-PT-10000-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 20 ms.
FORMULA SupplyChain-PT-10000-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-10000-LTLFireability-00 finished in 790178 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((!(F(p0) U !p1)||G(X(X(p1)))))))'
Support contains 4 out of 99925 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 99925/99925 places, 80003/80003 transitions.
Ensure Unique test removed 11 places
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 99914 transition count 80003
Applied a total of 11 rules in 410 ms. Remains 99914 /99925 variables (removed 11) and now considering 80003/80003 (removed 0) transitions.
Running 70003 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-899395189723629556.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1481518911481184658.kers'
[2026-06-01 05:05:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-899395189723629556.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1481518911481184658.kers]
Normalized transition count is 80002 out of 80003 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 154 ms.
// Phase 1: matrix 80002 rows 99913 cols 260003 entries
Finished phase 1 with 59912 SingleSign rule and 10000 generalized
[2026-06-01 05:05:25] [INFO ] Computed 30002 invariants in 1999 ms
Computed 30002 P flows in 2007 ms.
Exported basis to /tmp/petrispot-output-1481518911481184658.kers
Total runtime 2086 ms.
[2026-06-01 05:05:25] [INFO ] State equation strengthened by 1 read => feed constraints.
SMT process timed out in 645542ms, After SMT, problems are : Problem set: 0 solved, 70003 unsolved
Search for dead transitions found 0 dead transitions in 645954ms
[2026-06-01 05:16:08] [INFO ] Invariant cache hit.
[2026-06-01 05:17:31] [INFO ] Performed 10/99914 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2026-06-01 05:18:01] [INFO ] Performed 3636/99914 implicitness test of which 0 returned IMPLICIT in 65 seconds.
[2026-06-01 05:18:31] [INFO ] Performed 7047/99914 implicitness test of which 0 returned IMPLICIT in 95 seconds.
[2026-06-01 05:18:48] [INFO ] Implicit Places using invariants in 160053 ms returned []
Implicit Place search using SMT only with invariants took 160061 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 99914/99925 places, 80003/80003 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 806529 ms. Remains : 99914/99925 places, 80003/80003 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((!(F(p0) U !p1)||G(X(X(p1)))))))'
Stuttering acceptance computed with spot in 470 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) p0), (NOT p1), (NOT p1), true, (AND (NOT p1) p0), (AND p0 (NOT p1)), (NOT p1), p0]
Running random walk in product with property : SupplyChain-PT-10000-LTLFireability-01
Product exploration timeout after 10660 steps with 2130 reset in 10008 ms.
Entered a terminal (fully accepting) state of product in 10007 steps with 2001 reset in 9510 ms.
FORMULA SupplyChain-PT-10000-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-10000-LTLFireability-01 finished in 826730 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 99925 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 99925/99925 places, 80003/80003 transitions.
Ensure Unique test removed 12 places
Reduce places removed 10007 places and 9995 transitions.
Performed 10000 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 10000 Pre rules applied. Total rules applied 0 place count 89918 transition count 60008
Deduced a syphon composed of 10000 places in 25 ms
Ensure Unique test removed 10000 places
Reduce places removed 20000 places and 0 transitions.
Iterating global reduction 0 with 30000 rules applied. Total rules applied 30000 place count 69918 transition count 60008
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 30004 place count 69914 transition count 60004
Applied a total of 30004 rules in 20234 ms. Remains 69914 /99925 variables (removed 30011) and now considering 60004/80003 (removed 19999) transitions.
Running 40005 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7800401610771864756.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12816449804354315708.kers'
[2026-06-01 05:19:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7800401610771864756.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12816449804354315708.kers]
Normalized transition count is 60003 out of 60004 initially.
Culled 0 columns in 68 ms.
// Phase 1: matrix 60003 rows 69914 cols 170006 entries
Finished phase 1 with 49913 SingleSign rule and 0 generalized
[2026-06-01 05:19:30] [INFO ] Computed 20001 invariants in 774 ms
Computed 20001 P flows in 778 ms.
Exported basis to /tmp/petrispot-output-12816449804354315708.kers
Total runtime 836 ms.
[2026-06-01 05:19:30] [INFO ] State equation strengthened by 1 read => feed constraints.

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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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-10000"
export BK_EXAMINATION="LTLFireability"
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-10000, examination is LTLFireability"
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-178024402900300"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-10000.tgz
mv SupplyChain-PT-10000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;