About the Execution of ITS-Tools for EisenbergMcGuire-PT-04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 514.084 | 88664.00 | 113505.00 | 374.30 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | 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.r114-smll-177955740500245.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 EisenbergMcGuire-PT-04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740500245
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 664K
-rw-r--r-- 1 mcc users 8.5K Mar 7 05:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Mar 7 05:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 05:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 7 05:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 09:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 7 05:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 7 05:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 05:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 7 05:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 255K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-00
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-01
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-02
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-03
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-04
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-05
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-06
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-07
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-08
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-09
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-10
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-11
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-12
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-13
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-14
FORMULA_NAME EisenbergMcGuire-PT-04-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779764180011
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EisenbergMcGuire-PT-04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-26 02:56:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 02:56:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 02:56:22] [INFO ] Load time of PNML (sax parser for PT used): 212 ms
[2026-05-26 02:56:22] [INFO ] Transformed 196 places.
[2026-05-26 02:56:23] [INFO ] Transformed 448 transitions.
[2026-05-26 02:56:23] [INFO ] Found NUPN structural information;
[2026-05-26 02:56:23] [INFO ] Parsed PT model containing 196 places and 448 transitions and 1952 arcs in 446 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3662685405974895050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3451862828931494069.kers'
[2026-05-26 02:56:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3662685405974895050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3451862828931494069.kers]
Normalized transition count is 284 out of 448 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 196 cols 648 entries
Finished phase 1 with 179 SingleSign rule and 4 generalized
[2026-05-26 02:56:23] [INFO ] Computed 13 invariants in 2 ms
Computed 13 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-3451862828931494069.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 83 ms. (119 steps per ms)
FORMULA EisenbergMcGuire-PT-04-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-26 02:56:23] [INFO ] Flow matrix only has 284 transitions (discarded 164 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11188257087569619080.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10499957955483899237.kers'
[2026-05-26 02:56:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11188257087569619080.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10499957955483899237.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 196 cols 648 entries
Finished phase 1 with 179 SingleSign rule and 4 generalized
[2026-05-26 02:56:23] [INFO ] Computed 13 invariants in 2 ms
Computed 13 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10499957955483899237.kers
Total runtime 3 ms.
[2026-05-26 02:56:23] [INFO ] [Real]Absence check using 9 positive place invariants in 15 ms returned sat
[2026-05-26 02:56:23] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-26 02:56:24] [INFO ] [Real]Absence check using state equation in 225 ms returned sat
[2026-05-26 02:56:24] [INFO ] State equation strengthened by 112 read => feed constraints.
[2026-05-26 02:56:24] [INFO ] [Real]Added 112 Read/Feed constraints in 41 ms returned sat
[2026-05-26 02:56:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 02:56:24] [INFO ] [Nat]Absence check using 9 positive place invariants in 12 ms returned sat
[2026-05-26 02:56:24] [INFO ] [Nat]Absence check using 9 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-26 02:56:24] [INFO ] [Nat]Absence check using state equation in 171 ms returned sat
[2026-05-26 02:56:24] [INFO ] [Nat]Added 112 Read/Feed constraints in 28 ms returned sat
[2026-05-26 02:56:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 198 ms
[2026-05-26 02:56:25] [INFO ] Computed and/alt/rep : 296/974/260 causal constraints (skipped 20 transitions) in 57 ms.
[2026-05-26 02:56:28] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1396 ms
[2026-05-26 02:56:28] [INFO ] Added : 171 causal constraints over 37 iterations in 3461 ms. Result :sat
Minimization took 241 ms.
[2026-05-26 02:56:28] [INFO ] [Real]Absence check using 9 positive place invariants in 12 ms returned sat
[2026-05-26 02:56:28] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-26 02:56:28] [INFO ] [Real]Absence check using state equation in 194 ms returned sat
[2026-05-26 02:56:29] [INFO ] [Real]Added 112 Read/Feed constraints in 33 ms returned sat
[2026-05-26 02:56:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 02:56:29] [INFO ] [Nat]Absence check using 9 positive place invariants in 12 ms returned sat
[2026-05-26 02:56:29] [INFO ] [Nat]Absence check using 9 positive and 4 generalized place invariants in 2 ms returned sat
[2026-05-26 02:56:29] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2026-05-26 02:56:29] [INFO ] [Nat]Added 112 Read/Feed constraints in 36 ms returned sat
[2026-05-26 02:56:30] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 839 ms
[2026-05-26 02:56:30] [INFO ] Computed and/alt/rep : 296/974/260 causal constraints (skipped 20 transitions) in 49 ms.
[2026-05-26 02:56:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 224 ms
[2026-05-26 02:56:32] [INFO ] Added : 174 causal constraints over 35 iterations in 2072 ms. Result :sat
Minimization took 220 ms.
[2026-05-26 02:56:32] [INFO ] [Real]Absence check using 9 positive place invariants in 11 ms returned sat
[2026-05-26 02:56:32] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 4 ms returned sat
[2026-05-26 02:56:32] [INFO ] [Real]Absence check using state equation in 173 ms returned sat
[2026-05-26 02:56:32] [INFO ] [Real]Added 112 Read/Feed constraints in 29 ms returned sat
[2026-05-26 02:56:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 02:56:33] [INFO ] [Nat]Absence check using 9 positive place invariants in 13 ms returned sat
[2026-05-26 02:56:33] [INFO ] [Nat]Absence check using 9 positive and 4 generalized place invariants in 8 ms returned sat
[2026-05-26 02:56:33] [INFO ] [Nat]Absence check using state equation in 173 ms returned sat
[2026-05-26 02:56:33] [INFO ] [Nat]Added 112 Read/Feed constraints in 30 ms returned sat
[2026-05-26 02:56:34] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1335 ms
[2026-05-26 02:56:34] [INFO ] Computed and/alt/rep : 296/974/260 causal constraints (skipped 20 transitions) in 44 ms.
[2026-05-26 02:56:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 301 ms
[2026-05-26 02:56:36] [INFO ] Added : 171 causal constraints over 35 iterations in 2285 ms. Result :sat
Minimization took 255 ms.
[2026-05-26 02:56:37] [INFO ] [Real]Absence check using 9 positive place invariants in 11 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 6 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Real]Added 112 Read/Feed constraints in 30 ms returned sat
[2026-05-26 02:56:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 02:56:37] [INFO ] [Nat]Absence check using 9 positive place invariants in 12 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Nat]Absence check using 9 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2026-05-26 02:56:37] [INFO ] [Nat]Added 112 Read/Feed constraints in 29 ms returned sat
[2026-05-26 02:56:38] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 794 ms
[2026-05-26 02:56:38] [INFO ] Computed and/alt/rep : 296/974/260 causal constraints (skipped 20 transitions) in 40 ms.
[2026-05-26 02:56:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 279 ms
[2026-05-26 02:56:41] [INFO ] Added : 222 causal constraints over 46 iterations in 2781 ms. Result :sat
Minimization took 253 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
FORMULA EisenbergMcGuire-PT-04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA EisenbergMcGuire-PT-04-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 196 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p34_1_0) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 447/447 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 195 transition count 442
Reduce places removed 5 places and 1 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 190 transition count 441
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 51 Pre rules applied. Total rules applied 10 place count 190 transition count 390
Deduced a syphon composed of 51 places in 5 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 112 place count 139 transition count 390
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 124 place count 127 transition count 342
Iterating global reduction 2 with 12 rules applied. Total rules applied 136 place count 127 transition count 342
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 160 place count 115 transition count 330
Applied a total of 160 rules in 147 ms. Remains 115 /196 variables (removed 81) and now considering 330/447 (removed 117) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 115/196 places, 330/447 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6969193269869030237.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11140130924536457452.kers'
[2026-05-26 02:56:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6969193269869030237.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11140130924536457452.kers]
Normalized transition count is 166 out of 330 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 115 cols 412 entries
Finished phase 1 with 98 SingleSign rule and 4 generalized
[2026-05-26 02:56:42] [INFO ] Computed 13 invariants in 1 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11140130924536457452.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (2 resets) in 1546 ms. (646 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 494 ms. (2020 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-26 02:56:44] [INFO ] Flow matrix only has 166 transitions (discarded 164 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2999919399348488880.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14079111358076714048.kers'
[2026-05-26 02:56:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2999919399348488880.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14079111358076714048.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 115 cols 412 entries
Finished phase 1 with 98 SingleSign rule and 4 generalized
[2026-05-26 02:56:44] [INFO ] Computed 13 invariants in 1 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14079111358076714048.kers
Total runtime 2 ms.
[2026-05-26 02:56:44] [INFO ] [Real]Absence check using 9 positive place invariants in 8 ms returned sat
[2026-05-26 02:56:44] [INFO ] [Real]Absence check using 9 positive and 4 generalized place invariants in 1 ms returned sat
[2026-05-26 02:56:44] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2026-05-26 02:56:44] [INFO ] State equation strengthened by 74 read => feed constraints.
[2026-05-26 02:56:44] [INFO ] [Real]Added 74 Read/Feed constraints in 20 ms returned sat
[2026-05-26 02:56:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 02:56:44] [INFO ] [Nat]Absence check using 9 positive place invariants in 7 ms returned sat
[2026-05-26 02:56:44] [INFO ] [Nat]Absence check using 9 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-26 02:56:44] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2026-05-26 02:56:44] [INFO ] [Nat]Added 74 Read/Feed constraints in 18 ms returned sat
[2026-05-26 02:56:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2026-05-26 02:56:44] [INFO ] Computed and/alt/rep : 163/486/127 causal constraints (skipped 35 transitions) in 24 ms.
[2026-05-26 02:56:44] [INFO ] Added : 23 causal constraints over 5 iterations in 153 ms. Result :sat
Minimization took 80 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 330/330 transitions.
Applied a total of 0 rules in 33 ms. Remains 115 /115 variables (removed 0) and now considering 330/330 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 115/115 places, 330/330 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 330/330 transitions.
Applied a total of 0 rules in 24 ms. Remains 115 /115 variables (removed 0) and now considering 330/330 (removed 0) transitions.
[2026-05-26 02:56:45] [INFO ] Flow matrix only has 166 transitions (discarded 164 similar events)
[2026-05-26 02:56:45] [INFO ] Invariant cache hit.
[2026-05-26 02:56:45] [INFO ] Implicit Places using invariants in 252 ms returned []
[2026-05-26 02:56:45] [INFO ] Flow matrix only has 166 transitions (discarded 164 similar events)
[2026-05-26 02:56:45] [INFO ] Invariant cache hit.
[2026-05-26 02:56:45] [INFO ] State equation strengthened by 74 read => feed constraints.
[2026-05-26 02:56:45] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 693 ms to find 0 implicit places.
[2026-05-26 02:56:45] [INFO ] Redundant transitions in 23 ms returned []
Running 326 sub problems to find dead transitions.
[2026-05-26 02:56:45] [INFO ] Flow matrix only has 166 transitions (discarded 164 similar events)
[2026-05-26 02:56:45] [INFO ] Invariant cache hit.
[2026-05-26 02:56:45] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/114 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 4 (OVERLAPS) 1/115 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/115 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/115 variables, 7/50 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/115 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/115 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 10 (OVERLAPS) 166/281 variables, 115/166 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/281 variables, 74/240 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 241 constraints, problems are : Problem set: 0 solved, 326 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 115/115 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 326/326 constraints, Known Traps: 39/39 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 326 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/114 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/114 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 39/51 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/114 variables, 4/55 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/114 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 9 (OVERLAPS) 1/115 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/115 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/115 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 12 (OVERLAPS) 166/281 variables, 115/180 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 74/254 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/281 variables, 326/580 constraints. Problems are: Problem set: 0 solved, 326 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/281 variables, 6/586 constraints. Problems are: Problem set: 0 solved, 326 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 281/281 variables, and 586 constraints, problems are : Problem set: 0 solved, 326 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 115/115 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 326/326 constraints, Known Traps: 58/58 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60321ms problems are : Problem set: 0 solved, 326 unsolved
Search for dead transitions found 0 dead transitions in 60347ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61145 ms. Remains : 115/115 places, 330/330 transitions.
RANDOM walk for 40000 steps (8 resets) in 1132 ms. (35 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 225 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 643 steps, run visited all 2 properties in 34 ms. (steps per millisecond=18 )
Probabilistic random walk after 643 steps, saw 474 distinct states, run finished after 42 ms. (steps per millisecond=15 ) properties seen :2
[2026-05-26 02:57:46] [INFO ] Flatten gal took : 135 ms
[2026-05-26 02:57:46] [INFO ] Flatten gal took : 54 ms
[2026-05-26 02:57:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4006500048391077184.gal : 34 ms
[2026-05-26 02:57:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17634672940661620514.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4006500048391077184.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17634672940661620514.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
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
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA EisenbergMcGuire-PT-04-UpperBounds-10 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6537697885546636890.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12602560014036536061.kers'
[2026-05-26 02:57:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6537697885546636890.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12602560014036536061.kers]
Normalized transition count is 166 out of 330 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 115 cols 412 entries
Finished phase 1 with 98 SingleSign rule and 4 generalized
[2026-05-26 02:57:47] [INFO ] Computed 13 invariants in 1 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12602560014036536061.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (2 resets) in 1593 ms. (627 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 86119 ms.
BK_STOP 1779764268675
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="EisenbergMcGuire-PT-04"
export BK_EXAMINATION="UpperBounds"
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 EisenbergMcGuire-PT-04, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740500245"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/EisenbergMcGuire-PT-04.tgz
mv EisenbergMcGuire-PT-04 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;