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.r146-tall-177961074000149.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 FunctionPointer-PT-c032, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074000149
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.7K Mar 7 07:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 7 07:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 7 07:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K Mar 7 07:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 07:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Mar 7 07:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 07:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 7 07:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.2M 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 FunctionPointer-PT-c032-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779699390605

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c032
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 08:56:31] [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]
[2026-05-25 08:56:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 08:56:32] [INFO ] Load time of PNML (sax parser for PT used): 363 ms
[2026-05-25 08:56:32] [INFO ] Transformed 2826 places.
[2026-05-25 08:56:32] [INFO ] Transformed 8960 transitions.
[2026-05-25 08:56:32] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 492 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Deduced a syphon composed of 1198 places in 61 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c032-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5204928365049256567.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-329468812285460292.kers'
[2026-05-25 08:56:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5204928365049256567.kers, --Pflows, --basisKERS=/tmp/petrispot-output-329468812285460292.kers]
Normalized transition count is 3540 out of 5962 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 3540 rows 1627 cols 8708 entries
Finished phase 1 with 1624 SingleSign rule and 0 generalized
[2026-05-25 08:56:32] [INFO ] Computed 4 invariants in 19 ms
Computed 4 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-329468812285460292.kers
Total runtime 25 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10027 steps (2 resets) in 208 ms. (47 steps per ms)
BEST_FIRST walk for 130012 steps (54 resets) in 316 ms. (410 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 0, 1, 6, 0, 0, 0, 0, 0, 0, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-25 08:56:33] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3730978706055093470.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15882089676786502688.kers'
[2026-05-25 08:56:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3730978706055093470.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15882089676786502688.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 3540 rows 1627 cols 8708 entries
Finished phase 1 with 1624 SingleSign rule and 0 generalized
[2026-05-25 08:56:33] [INFO ] Computed 4 invariants in 21 ms
Computed 4 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-15882089676786502688.kers
Total runtime 24 ms.
[2026-05-25 08:56:33] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2026-05-25 08:56:33] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2026-05-25 08:56:34] [INFO ] [Real]Absence check using state equation in 758 ms returned sat
[2026-05-25 08:56:34] [INFO ] State equation strengthened by 479 read => feed constraints.
[2026-05-25 08:56:34] [INFO ] [Real]Added 479 Read/Feed constraints in 166 ms returned sat
[2026-05-25 08:56:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2026-05-25 08:56:35] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:56:35] [INFO ] [Nat]Absence check using state equation in 683 ms returned sat
[2026-05-25 08:56:35] [INFO ] [Nat]Added 479 Read/Feed constraints in 143 ms returned sat
[2026-05-25 08:56:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1716 ms
[2026-05-25 08:56:38] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 876 ms.
[2026-05-25 08:56:38] [INFO ] Added : 2 causal constraints over 1 iterations in 1366 ms. Result :sat
Minimization took 583 ms.
[2026-05-25 08:56:39] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:56:39] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 7 ms returned sat
[2026-05-25 08:56:40] [INFO ] [Real]Absence check using state equation in 742 ms returned sat
[2026-05-25 08:56:40] [INFO ] [Real]Added 479 Read/Feed constraints in 146 ms returned sat
[2026-05-25 08:56:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:56:40] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:56:41] [INFO ] [Nat]Absence check using state equation in 711 ms returned sat
[2026-05-25 08:56:41] [INFO ] [Nat]Added 479 Read/Feed constraints in 189 ms returned sat
[2026-05-25 08:56:42] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 904 ms.
[2026-05-25 08:56:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1684 ms
[2026-05-25 08:56:45] [INFO ] Added : 2 causal constraints over 1 iterations in 3152 ms. Result :sat
Minimization took 574 ms.
[2026-05-25 08:56:45] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:56:45] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:56:46] [INFO ] [Real]Absence check using state equation in 709 ms returned sat
[2026-05-25 08:56:46] [INFO ] [Real]Added 479 Read/Feed constraints in 192 ms returned sat
[2026-05-25 08:56:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:56:47] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:56:47] [INFO ] [Nat]Absence check using state equation in 729 ms returned sat
[2026-05-25 08:56:48] [INFO ] [Nat]Added 479 Read/Feed constraints in 158 ms returned sat
[2026-05-25 08:56:48] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 480 ms.
[2026-05-25 08:56:48] [INFO ] Added : 1 causal constraints over 1 iterations in 799 ms. Result :sat
Minimization took 575 ms.
[2026-05-25 08:56:49] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:56:49] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:56:50] [INFO ] [Real]Absence check using state equation in 693 ms returned sat
[2026-05-25 08:56:50] [INFO ] [Real]Added 479 Read/Feed constraints in 132 ms returned sat
[2026-05-25 08:56:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:56:50] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2026-05-25 08:56:51] [INFO ] [Nat]Absence check using state equation in 706 ms returned sat
[2026-05-25 08:56:51] [INFO ] [Nat]Added 479 Read/Feed constraints in 106 ms returned sat
[2026-05-25 08:56:52] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 494 ms.
[2026-05-25 08:56:52] [INFO ] Added : 1 causal constraints over 1 iterations in 816 ms. Result :sat
Minimization took 575 ms.
[2026-05-25 08:56:53] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:56:53] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:56:53] [INFO ] [Real]Absence check using state equation in 669 ms returned sat
[2026-05-25 08:56:54] [INFO ] [Real]Added 479 Read/Feed constraints in 122 ms returned sat
[2026-05-25 08:56:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:56:54] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:56:55] [INFO ] [Nat]Absence check using state equation in 683 ms returned sat
[2026-05-25 08:56:55] [INFO ] [Nat]Added 479 Read/Feed constraints in 170 ms returned sat
[2026-05-25 08:56:55] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 490 ms.
[2026-05-25 08:56:56] [INFO ] Added : 2 causal constraints over 1 iterations in 830 ms. Result :sat
Minimization took 577 ms.
[2026-05-25 08:56:56] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:56:56] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:56:57] [INFO ] [Real]Absence check using state equation in 701 ms returned sat
[2026-05-25 08:56:57] [INFO ] [Real]Added 479 Read/Feed constraints in 88 ms returned sat
[2026-05-25 08:56:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:56:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:56:58] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:56:58] [INFO ] [Nat]Absence check using state equation in 748 ms returned sat
[2026-05-25 08:56:58] [INFO ] [Nat]Added 479 Read/Feed constraints in 193 ms returned sat
[2026-05-25 08:56:59] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 518 ms.
[2026-05-25 08:57:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1671 ms
[2026-05-25 08:57:01] [INFO ] Added : 2 causal constraints over 1 iterations in 2618 ms. Result :sat
Minimization took 575 ms.
[2026-05-25 08:57:02] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:57:02] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2026-05-25 08:57:03] [INFO ] [Real]Absence check using state equation in 688 ms returned sat
[2026-05-25 08:57:03] [INFO ] [Real]Added 479 Read/Feed constraints in 129 ms returned sat
[2026-05-25 08:57:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:57:03] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:57:04] [INFO ] [Nat]Absence check using state equation in 722 ms returned sat
[2026-05-25 08:57:04] [INFO ] [Nat]Added 479 Read/Feed constraints in 88 ms returned sat
[2026-05-25 08:57:04] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 464 ms.
[2026-05-25 08:57:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1604 ms
[2026-05-25 08:57:06] [INFO ] Added : 2 causal constraints over 1 iterations in 2478 ms. Result :sat
Minimization took 575 ms.
[2026-05-25 08:57:07] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:57:07] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:57:08] [INFO ] [Real]Absence check using state equation in 708 ms returned sat
[2026-05-25 08:57:08] [INFO ] [Real]Added 479 Read/Feed constraints in 118 ms returned sat
[2026-05-25 08:57:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:57:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-25 08:57:09] [INFO ] [Nat]Absence check using state equation in 708 ms returned sat
[2026-05-25 08:57:09] [INFO ] [Nat]Added 479 Read/Feed constraints in 162 ms returned sat
[2026-05-25 08:57:10] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 450 ms.
[2026-05-25 08:57:10] [INFO ] Added : 2 causal constraints over 1 iterations in 779 ms. Result :sat
Minimization took 574 ms.
[2026-05-25 08:57:11] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:57:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:12] [INFO ] [Real]Absence check using state equation in 720 ms returned sat
[2026-05-25 08:57:12] [INFO ] [Real]Added 479 Read/Feed constraints in 111 ms returned sat
[2026-05-25 08:57:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:57:12] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:13] [INFO ] [Nat]Absence check using state equation in 684 ms returned sat
[2026-05-25 08:57:13] [INFO ] [Nat]Added 479 Read/Feed constraints in 163 ms returned sat
[2026-05-25 08:57:13] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 460 ms.
[2026-05-25 08:57:14] [INFO ] Added : 2 causal constraints over 1 iterations in 784 ms. Result :sat
Minimization took 576 ms.
[2026-05-25 08:57:14] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:57:14] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:15] [INFO ] [Real]Absence check using state equation in 699 ms returned sat
[2026-05-25 08:57:15] [INFO ] [Real]Added 479 Read/Feed constraints in 105 ms returned sat
[2026-05-25 08:57:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:57:16] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:16] [INFO ] [Nat]Absence check using state equation in 716 ms returned sat
[2026-05-25 08:57:16] [INFO ] [Nat]Added 479 Read/Feed constraints in 140 ms returned sat
[2026-05-25 08:57:17] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 454 ms.
[2026-05-25 08:57:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1610 ms
[2026-05-25 08:57:19] [INFO ] Added : 2 causal constraints over 1 iterations in 2471 ms. Result :sat
Minimization took 573 ms.
[2026-05-25 08:57:20] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:57:20] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:20] [INFO ] [Real]Absence check using state equation in 704 ms returned sat
[2026-05-25 08:57:21] [INFO ] [Real]Added 479 Read/Feed constraints in 318 ms returned sat
[2026-05-25 08:57:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:57:21] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 08:57:22] [INFO ] [Nat]Absence check using state equation in 723 ms returned sat
[2026-05-25 08:57:22] [INFO ] [Nat]Added 479 Read/Feed constraints in 94 ms returned sat
[2026-05-25 08:57:22] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 460 ms.
[2026-05-25 08:57:23] [INFO ] Added : 1 causal constraints over 1 iterations in 782 ms. Result :sat
Minimization took 574 ms.
[2026-05-25 08:57:24] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:57:24] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-25 08:57:24] [INFO ] [Real]Absence check using state equation in 704 ms returned sat
[2026-05-25 08:57:24] [INFO ] [Real]Added 479 Read/Feed constraints in 120 ms returned sat
[2026-05-25 08:57:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2026-05-25 08:57:25] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:25] [INFO ] [Nat]Absence check using state equation in 690 ms returned sat
[2026-05-25 08:57:25] [INFO ] [Nat]Added 479 Read/Feed constraints in 132 ms returned sat
[2026-05-25 08:57:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1725 ms
[2026-05-25 08:57:28] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 459 ms.
[2026-05-25 08:57:28] [INFO ] Added : 1 causal constraints over 1 iterations in 791 ms. Result :sat
Minimization took 574 ms.
[2026-05-25 08:57:29] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2026-05-25 08:57:29] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 5 ms returned sat
[2026-05-25 08:57:29] [INFO ] [Real]Absence check using state equation in 666 ms returned sat
[2026-05-25 08:57:30] [INFO ] [Real]Added 479 Read/Feed constraints in 103 ms returned sat
[2026-05-25 08:57:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:57:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2026-05-25 08:57:30] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 08:57:31] [INFO ] [Nat]Absence check using state equation in 675 ms returned sat
[2026-05-25 08:57:31] [INFO ] [Nat]Added 479 Read/Feed constraints in 195 ms returned sat
[2026-05-25 08:57:31] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 452 ms.
[2026-05-25 08:57:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1602 ms
[2026-05-25 08:57:33] [INFO ] Added : 2 causal constraints over 1 iterations in 2507 ms. Result :sat
Minimization took 575 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 0, 1, 6, 0, 0, 0, 0, 0, 0, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 0, 1, 6, 0, 0, 0, 0, 0, 0, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 1628 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Graph (complete) has 7332 edges and 1628 vertex of which 1422 are kept as prefixes of interest. Removing 206 places using SCC suffix rule.11 ms
Discarding 206 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 379 transitions
Reduce isomorphic transitions removed 379 transitions.
Iterating post reduction 0 with 379 rules applied. Total rules applied 380 place count 1422 transition count 5583
Discarding 296 places :
Symmetric choice reduction at 1 with 296 rule applications. Total rules 676 place count 1126 transition count 3323
Iterating global reduction 1 with 296 rules applied. Total rules applied 972 place count 1126 transition count 3323
Ensure Unique test removed 364 transitions
Reduce isomorphic transitions removed 364 transitions.
Iterating post reduction 1 with 364 rules applied. Total rules applied 1336 place count 1126 transition count 2959
Discarding 154 places :
Symmetric choice reduction at 2 with 154 rule applications. Total rules 1490 place count 972 transition count 2651
Iterating global reduction 2 with 154 rules applied. Total rules applied 1644 place count 972 transition count 2651
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 1716 place count 972 transition count 2579
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1730 place count 958 transition count 2551
Iterating global reduction 3 with 14 rules applied. Total rules applied 1744 place count 958 transition count 2551
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1758 place count 944 transition count 2523
Iterating global reduction 3 with 14 rules applied. Total rules applied 1772 place count 944 transition count 2523
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1786 place count 930 transition count 2495
Iterating global reduction 3 with 14 rules applied. Total rules applied 1800 place count 930 transition count 2495
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1814 place count 916 transition count 2467
Iterating global reduction 3 with 14 rules applied. Total rules applied 1828 place count 916 transition count 2467
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1841 place count 903 transition count 2441
Iterating global reduction 3 with 13 rules applied. Total rules applied 1854 place count 903 transition count 2441
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1867 place count 890 transition count 2415
Iterating global reduction 3 with 13 rules applied. Total rules applied 1880 place count 890 transition count 2415
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1893 place count 877 transition count 2389
Iterating global reduction 3 with 13 rules applied. Total rules applied 1906 place count 877 transition count 2389
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 1963 place count 820 transition count 2173
Iterating global reduction 3 with 57 rules applied. Total rules applied 2020 place count 820 transition count 2173
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2077 place count 763 transition count 1945
Iterating global reduction 3 with 57 rules applied. Total rules applied 2134 place count 763 transition count 1945
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2191 place count 706 transition count 1819
Iterating global reduction 3 with 57 rules applied. Total rules applied 2248 place count 706 transition count 1819
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2305 place count 649 transition count 1705
Iterating global reduction 3 with 57 rules applied. Total rules applied 2362 place count 649 transition count 1705
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2419 place count 592 transition count 1591
Iterating global reduction 3 with 57 rules applied. Total rules applied 2476 place count 592 transition count 1591
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2533 place count 535 transition count 1477
Iterating global reduction 3 with 57 rules applied. Total rules applied 2590 place count 535 transition count 1477
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 2644 place count 481 transition count 1369
Iterating global reduction 3 with 54 rules applied. Total rules applied 2698 place count 481 transition count 1369
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2704 place count 475 transition count 1357
Iterating global reduction 3 with 6 rules applied. Total rules applied 2710 place count 475 transition count 1357
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 3 with 14 rules applied. Total rules applied 2724 place count 475 transition count 1343
Applied a total of 2724 rules in 1108 ms. Remains 475 /1628 variables (removed 1153) and now considering 1343/5962 (removed 4619) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1116 ms. Remains : 475/1628 places, 1343/5962 transitions.
[2026-05-25 08:57:35] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
findPositiveTsemiflow completed in 171 ms - Found solution {217=1, 358=1, 562=1, 759=1} and attempted to minimize in 0 ms success -> {203=1, 344=1, 548=1, 762=1}
Current structural bounds on expressions (after cover walk) : Max Seen:[6, 4, 13, 6, 6, 5, 3, 4, 4, 6, 7, 5, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1536239803602281301.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3145144352012645179.kers'
[2026-05-25 08:57:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1536239803602281301.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3145144352012645179.kers]
Normalized transition count is 779 out of 1343 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 779 rows 475 cols 2290 entries
Finished phase 1 with 472 SingleSign rule and 0 generalized
[2026-05-25 08:57:46] [INFO ] Computed 3 invariants in 5 ms
Computed 3 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-3145144352012645179.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[6, 4, 13, 6, 6, 5, 3, 4, 4, 6, 7, 5, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3025 ms. (330 steps per ms)
BEST_FIRST walk for 13000012 steps (26 resets) in 14556 ms. (893 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 56, 983, 106, 81, 62, 59, 150, 39, 95, 73, 101, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-25 08:58:04] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5398497037123455420.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3100373696011073268.kers'
[2026-05-25 08:58:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5398497037123455420.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3100373696011073268.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 779 rows 475 cols 2290 entries
Finished phase 1 with 472 SingleSign rule and 0 generalized
[2026-05-25 08:58:04] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3100373696011073268.kers
Total runtime 10 ms.
[2026-05-25 08:58:04] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:04] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2026-05-25 08:58:04] [INFO ] State equation strengthened by 99 read => feed constraints.
[2026-05-25 08:58:04] [INFO ] [Real]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 08:58:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:04] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2026-05-25 08:58:04] [INFO ] [Nat]Added 99 Read/Feed constraints in 51 ms returned sat
[2026-05-25 08:58:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 292 ms
[2026-05-25 08:58:05] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 71 ms.
[2026-05-25 08:58:05] [INFO ] Added : 2 causal constraints over 1 iterations in 172 ms. Result :sat
Minimization took 303 ms.
[2026-05-25 08:58:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:05] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2026-05-25 08:58:05] [INFO ] [Real]Added 99 Read/Feed constraints in 36 ms returned sat
[2026-05-25 08:58:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:05] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2026-05-25 08:58:06] [INFO ] [Nat]Added 99 Read/Feed constraints in 28 ms returned sat
[2026-05-25 08:58:06] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 72 ms.
[2026-05-25 08:58:06] [INFO ] Added : 13 causal constraints over 4 iterations in 283 ms. Result :sat
Minimization took 278 ms.
[2026-05-25 08:58:06] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:06] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2026-05-25 08:58:06] [INFO ] [Real]Added 99 Read/Feed constraints in 34 ms returned sat
[2026-05-25 08:58:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:07] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2026-05-25 08:58:07] [INFO ] [Nat]Added 99 Read/Feed constraints in 25 ms returned sat
[2026-05-25 08:58:07] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 75 ms.
[2026-05-25 08:58:07] [INFO ] Added : 1 causal constraints over 1 iterations in 174 ms. Result :sat
Minimization took 270 ms.
[2026-05-25 08:58:07] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:07] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2026-05-25 08:58:07] [INFO ] [Real]Added 99 Read/Feed constraints in 26 ms returned sat
[2026-05-25 08:58:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:08] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2026-05-25 08:58:08] [INFO ] [Nat]Added 99 Read/Feed constraints in 27 ms returned sat
[2026-05-25 08:58:08] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 75 ms.
[2026-05-25 08:58:08] [INFO ] Added : 1 causal constraints over 1 iterations in 169 ms. Result :sat
Minimization took 266 ms.
[2026-05-25 08:58:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:08] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-25 08:58:08] [INFO ] [Real]Added 99 Read/Feed constraints in 42 ms returned sat
[2026-05-25 08:58:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:09] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2026-05-25 08:58:09] [INFO ] [Nat]Added 99 Read/Feed constraints in 32 ms returned sat
[2026-05-25 08:58:09] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 71 ms.
[2026-05-25 08:58:09] [INFO ] Added : 12 causal constraints over 4 iterations in 268 ms. Result :sat
Minimization took 281 ms.
[2026-05-25 08:58:09] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:10] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2026-05-25 08:58:10] [INFO ] [Real]Added 99 Read/Feed constraints in 37 ms returned sat
[2026-05-25 08:58:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:10] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2026-05-25 08:58:10] [INFO ] [Nat]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 08:58:10] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 71 ms.
[2026-05-25 08:58:10] [INFO ] Added : 14 causal constraints over 4 iterations in 275 ms. Result :sat
Minimization took 272 ms.
[2026-05-25 08:58:11] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:11] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 08:58:11] [INFO ] [Real]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 08:58:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2026-05-25 08:58:11] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2026-05-25 08:58:11] [INFO ] [Nat]Added 99 Read/Feed constraints in 27 ms returned sat
[2026-05-25 08:58:11] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 69 ms.
[2026-05-25 08:58:11] [INFO ] Added : 14 causal constraints over 4 iterations in 271 ms. Result :sat
Minimization took 277 ms.
[2026-05-25 08:58:12] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:12] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 08:58:12] [INFO ] [Real]Added 99 Read/Feed constraints in 34 ms returned sat
[2026-05-25 08:58:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:12] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2026-05-25 08:58:12] [INFO ] [Nat]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 08:58:12] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 69 ms.
[2026-05-25 08:58:12] [INFO ] Added : 5 causal constraints over 3 iterations in 233 ms. Result :sat
Minimization took 273 ms.
[2026-05-25 08:58:13] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:13] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:58:13] [INFO ] [Real]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 08:58:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2026-05-25 08:58:13] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2026-05-25 08:58:13] [INFO ] [Nat]Added 99 Read/Feed constraints in 41 ms returned sat
[2026-05-25 08:58:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 288 ms
[2026-05-25 08:58:14] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 73 ms.
[2026-05-25 08:58:14] [INFO ] Added : 5 causal constraints over 2 iterations in 231 ms. Result :sat
Minimization took 265 ms.
[2026-05-25 08:58:14] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:14] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2026-05-25 08:58:14] [INFO ] [Real]Added 99 Read/Feed constraints in 40 ms returned sat
[2026-05-25 08:58:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:14] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:58:15] [INFO ] [Nat]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 08:58:15] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 08:58:15] [INFO ] Added : 13 causal constraints over 4 iterations in 278 ms. Result :sat
Minimization took 280 ms.
[2026-05-25 08:58:15] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:15] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2026-05-25 08:58:15] [INFO ] [Real]Added 99 Read/Feed constraints in 33 ms returned sat
[2026-05-25 08:58:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:16] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:58:16] [INFO ] [Nat]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 08:58:16] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 64 ms.
[2026-05-25 08:58:16] [INFO ] Added : 1 causal constraints over 1 iterations in 151 ms. Result :sat
Minimization took 260 ms.
[2026-05-25 08:58:16] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:16] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-25 08:58:16] [INFO ] [Real]Added 99 Read/Feed constraints in 81 ms returned sat
[2026-05-25 08:58:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:17] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:58:17] [INFO ] [Nat]Added 99 Read/Feed constraints in 54 ms returned sat
[2026-05-25 08:58:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 301 ms
[2026-05-25 08:58:17] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 73 ms.
[2026-05-25 08:58:17] [INFO ] Added : 1 causal constraints over 1 iterations in 163 ms. Result :sat
Minimization took 264 ms.
[2026-05-25 08:58:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:58:18] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2026-05-25 08:58:18] [INFO ] [Real]Added 99 Read/Feed constraints in 34 ms returned sat
[2026-05-25 08:58:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:58:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:58:18] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2026-05-25 08:58:18] [INFO ] [Nat]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 08:58:18] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 72 ms.
[2026-05-25 08:58:18] [INFO ] Added : 13 causal constraints over 4 iterations in 283 ms. Result :sat
Minimization took 277 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 56, 983, 106, 81, 62, 59, 150, 39, 95, 73, 101, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 56, 983, 106, 81, 62, 59, 150, 39, 95, 73, 101, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 475 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 1343/1343 transitions.
Applied a total of 0 rules in 56 ms. Remains 475 /475 variables (removed 0) and now considering 1343/1343 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 475/475 places, 1343/1343 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 1343/1343 transitions.
Applied a total of 0 rules in 57 ms. Remains 475 /475 variables (removed 0) and now considering 1343/1343 (removed 0) transitions.
[2026-05-25 08:58:21] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
[2026-05-25 08:58:21] [INFO ] Invariant cache hit.
[2026-05-25 08:58:21] [INFO ] Implicit Places using invariants in 343 ms returned []
[2026-05-25 08:58:21] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
[2026-05-25 08:58:21] [INFO ] Invariant cache hit.
[2026-05-25 08:58:21] [INFO ] State equation strengthened by 99 read => feed constraints.
[2026-05-25 08:58:23] [INFO ] Implicit Places using invariants and state equation in 2148 ms returned []
Implicit Place search using SMT with State Equation took 2493 ms to find 0 implicit places.
[2026-05-25 08:58:23] [INFO ] Redundant transitions in 86 ms returned []
Running 1341 sub problems to find dead transitions.
[2026-05-25 08:58:24] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
[2026-05-25 08:58:24] [INFO ] Invariant cache hit.
[2026-05-25 08:58:24] [INFO ] State equation strengthened by 99 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/475 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/475 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 475/1254 variables, and 4 constraints, problems are : Problem set: 0 solved, 1341 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/475 constraints, ReadFeed: 0/99 constraints, PredecessorRefiner: 1341/1341 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1341 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/475 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/475 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/475 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
At refinement iteration 3 (OVERLAPS) 779/1254 variables, 475/479 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1254 variables, 99/578 constraints. Problems are: Problem set: 0 solved, 1341 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1254/1254 variables, and 1919 constraints, problems are : Problem set: 0 solved, 1341 unsolved in 30943 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 475/475 constraints, ReadFeed: 99/99 constraints, PredecessorRefiner: 1341/1341 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62756ms problems are : Problem set: 0 solved, 1341 unsolved
Search for dead transitions found 0 dead transitions in 62776ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65451 ms. Remains : 475/475 places, 1343/1343 transitions.
[2026-05-25 08:59:26] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
findPositiveTsemiflow completed in 149 ms - Found solution {217=1, 358=1, 562=1, 759=1} and attempted to minimize in 0 ms success -> {203=1, 344=1, 548=1, 762=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-04 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 56, 983, 106, 62, 59, 150, 39, 95, 73, 101, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1568492392489084467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13793137940118940867.kers'
[2026-05-25 08:59:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1568492392489084467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13793137940118940867.kers]
Normalized transition count is 779 out of 1343 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 779 rows 475 cols 2290 entries
Finished phase 1 with 472 SingleSign rule and 0 generalized
[2026-05-25 08:59:37] [INFO ] Computed 3 invariants in 7 ms
Computed 3 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13793137940118940867.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[13, 56, 983, 106, 62, 59, 150, 39, 95, 73, 101, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2888 ms. (346 steps per ms)
BEST_FIRST walk for 12000012 steps (24 resets) in 13032 ms. (920 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[25, 56, 983, 106, 62, 59, 150, 79, 95, 141, 171, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-25 08:59:52] [INFO ] Flow matrix only has 779 transitions (discarded 564 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5515569095959945356.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4320910075145733483.kers'
[2026-05-25 08:59:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5515569095959945356.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4320910075145733483.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 779 rows 475 cols 2290 entries
Finished phase 1 with 472 SingleSign rule and 0 generalized
[2026-05-25 08:59:52] [INFO ] Computed 3 invariants in 6 ms
Computed 3 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4320910075145733483.kers
Total runtime 8 ms.
[2026-05-25 08:59:53] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:53] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:59:53] [INFO ] State equation strengthened by 99 read => feed constraints.
[2026-05-25 08:59:53] [INFO ] [Real]Added 99 Read/Feed constraints in 31 ms returned sat
[2026-05-25 08:59:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:53] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2026-05-25 08:59:53] [INFO ] [Nat]Added 99 Read/Feed constraints in 63 ms returned sat
[2026-05-25 08:59:53] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 71 ms.
[2026-05-25 08:59:53] [INFO ] Added : 2 causal constraints over 1 iterations in 168 ms. Result :sat
Minimization took 306 ms.
[2026-05-25 08:59:54] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:54] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2026-05-25 08:59:54] [INFO ] [Real]Added 99 Read/Feed constraints in 37 ms returned sat
[2026-05-25 08:59:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:54] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2026-05-25 08:59:54] [INFO ] [Nat]Added 99 Read/Feed constraints in 26 ms returned sat
[2026-05-25 08:59:54] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 08:59:54] [INFO ] Added : 13 causal constraints over 4 iterations in 268 ms. Result :sat
Minimization took 273 ms.
[2026-05-25 08:59:55] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:55] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2026-05-25 08:59:55] [INFO ] [Real]Added 99 Read/Feed constraints in 32 ms returned sat
[2026-05-25 08:59:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:55] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2026-05-25 08:59:55] [INFO ] [Nat]Added 99 Read/Feed constraints in 23 ms returned sat
[2026-05-25 08:59:55] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 72 ms.
[2026-05-25 08:59:55] [INFO ] Added : 1 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 266 ms.
[2026-05-25 08:59:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:56] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-25 08:59:56] [INFO ] [Real]Added 99 Read/Feed constraints in 25 ms returned sat
[2026-05-25 08:59:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:56] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2026-05-25 08:59:56] [INFO ] [Nat]Added 99 Read/Feed constraints in 26 ms returned sat
[2026-05-25 08:59:56] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 72 ms.
[2026-05-25 08:59:56] [INFO ] Added : 1 causal constraints over 1 iterations in 164 ms. Result :sat
Minimization took 264 ms.
[2026-05-25 08:59:57] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:57] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2026-05-25 08:59:57] [INFO ] [Real]Added 99 Read/Feed constraints in 36 ms returned sat
[2026-05-25 08:59:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:57] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2026-05-25 08:59:57] [INFO ] [Nat]Added 99 Read/Feed constraints in 31 ms returned sat
[2026-05-25 08:59:57] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 72 ms.
[2026-05-25 08:59:58] [INFO ] Added : 14 causal constraints over 4 iterations in 279 ms. Result :sat
Minimization took 278 ms.
[2026-05-25 08:59:58] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:58] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-25 08:59:58] [INFO ] [Real]Added 99 Read/Feed constraints in 31 ms returned sat
[2026-05-25 08:59:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:58] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2026-05-25 08:59:58] [INFO ] [Nat]Added 99 Read/Feed constraints in 26 ms returned sat
[2026-05-25 08:59:58] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 69 ms.
[2026-05-25 08:59:59] [INFO ] Added : 14 causal constraints over 4 iterations in 272 ms. Result :sat
Minimization took 264 ms.
[2026-05-25 08:59:59] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 08:59:59] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 08:59:59] [INFO ] [Real]Added 99 Read/Feed constraints in 32 ms returned sat
[2026-05-25 08:59:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 08:59:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 08:59:59] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2026-05-25 08:59:59] [INFO ] [Nat]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:00:00] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 09:00:00] [INFO ] Added : 5 causal constraints over 3 iterations in 234 ms. Result :sat
Minimization took 267 ms.
[2026-05-25 09:00:00] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:00] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:00:00] [INFO ] [Real]Added 99 Read/Feed constraints in 37 ms returned sat
[2026-05-25 09:00:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:00] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2026-05-25 09:00:01] [INFO ] [Nat]Added 99 Read/Feed constraints in 40 ms returned sat
[2026-05-25 09:00:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 284 ms
[2026-05-25 09:00:01] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 71 ms.
[2026-05-25 09:00:01] [INFO ] Added : 5 causal constraints over 2 iterations in 226 ms. Result :sat
Minimization took 262 ms.
[2026-05-25 09:00:01] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:02] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:00:02] [INFO ] [Real]Added 99 Read/Feed constraints in 39 ms returned sat
[2026-05-25 09:00:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:02] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2026-05-25 09:00:02] [INFO ] [Nat]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 09:00:02] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 09:00:02] [INFO ] Added : 13 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 272 ms.
[2026-05-25 09:00:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:03] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:00:03] [INFO ] [Real]Added 99 Read/Feed constraints in 31 ms returned sat
[2026-05-25 09:00:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:03] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2026-05-25 09:00:03] [INFO ] [Nat]Added 99 Read/Feed constraints in 27 ms returned sat
[2026-05-25 09:00:03] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 09:00:03] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 255 ms.
[2026-05-25 09:00:04] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:04] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2026-05-25 09:00:04] [INFO ] [Real]Added 99 Read/Feed constraints in 69 ms returned sat
[2026-05-25 09:00:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:04] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2026-05-25 09:00:04] [INFO ] [Nat]Added 99 Read/Feed constraints in 44 ms returned sat
[2026-05-25 09:00:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 306 ms
[2026-05-25 09:00:04] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 70 ms.
[2026-05-25 09:00:04] [INFO ] Added : 1 causal constraints over 1 iterations in 165 ms. Result :sat
Minimization took 259 ms.
[2026-05-25 09:00:05] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:05] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2026-05-25 09:00:05] [INFO ] [Real]Added 99 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:00:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:05] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2026-05-25 09:00:05] [INFO ] [Nat]Added 99 Read/Feed constraints in 29 ms returned sat
[2026-05-25 09:00:05] [INFO ] Computed and/alt/rep : 105/240/100 causal constraints (skipped 677 transitions) in 69 ms.
[2026-05-25 09:00:06] [INFO ] Added : 13 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 271 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[25, 56, 983, 106, 62, 59, 150, 79, 95, 141, 171, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[25, 56, 983, 106, 62, 59, 150, 79, 95, 141, 171, 145] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 475 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 1343/1343 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 474 transition count 1341
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 474 transition count 1341
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 474 transition count 1339
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 473 transition count 1337
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 473 transition count 1337
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 472 transition count 1335
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 472 transition count 1335
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 9 place count 471 transition count 1333
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 471 transition count 1333
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 11 place count 470 transition count 1331
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 470 transition count 1331
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 13 place count 469 transition count 1327
Iterating global reduction 1 with 1 rules applied. Total rules applied 14 place count 469 transition count 1327
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 468 transition count 1325
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 468 transition count 1325
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 467 transition count 1323
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 467 transition count 1323
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 466 transition count 1321
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 466 transition count 1321
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 21 place count 465 transition count 1319
Iterating global reduction 1 with 1 rules applied. Total rules applied 22 place count 465 transition count 1319
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 23 place count 464 transition count 1317
Iterating global reduction 1 with 1 rules applied. Total rules applied 24 place count 464 transition count 1317
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 25 place count 463 transition count 1315
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 463 transition count 1315
Applied a total of 26 rules in 171 ms. Remains 463 /475 variables (removed 12) and now considering 1315/1343 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 463/475 places, 1315/1343 transitions.
[2026-05-25 09:00:08] [INFO ] Flow matrix only has 761 transitions (discarded 554 similar events)
findPositiveTsemiflow completed in 134 ms - Found solution {230=1, 359=1, 562=1, 749=1} and attempted to minimize in 0 ms success -> {252=1, 381=1, 584=1, 746=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-02 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-00 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-03 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-15 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[56, 62, 59, 150, 79, 95, 141, 171] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15129604159264479371.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5213072656489113914.kers'
[2026-05-25 09:00:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15129604159264479371.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5213072656489113914.kers]
Normalized transition count is 761 out of 1315 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 761 rows 463 cols 2244 entries
Finished phase 1 with 460 SingleSign rule and 0 generalized
[2026-05-25 09:00:18] [INFO ] Computed 3 invariants in 3 ms
Computed 3 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-5213072656489113914.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[56, 62, 59, 150, 79, 95, 141, 171] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2173 ms. (459 steps per ms)
BEST_FIRST walk for 8000008 steps (16 resets) in 8309 ms. (962 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[56, 151, 274, 150, 121, 161, 141, 195] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-25 09:00:29] [INFO ] Flow matrix only has 761 transitions (discarded 554 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14550191202478545928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6230217948349079846.kers'
[2026-05-25 09:00:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14550191202478545928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6230217948349079846.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 761 rows 463 cols 2244 entries
Finished phase 1 with 460 SingleSign rule and 0 generalized
[2026-05-25 09:00:29] [INFO ] Computed 3 invariants in 6 ms
Computed 3 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6230217948349079846.kers
Total runtime 9 ms.
[2026-05-25 09:00:29] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:29] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2026-05-25 09:00:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2026-05-25 09:00:29] [INFO ] [Real]Added 96 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:00:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:29] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2026-05-25 09:00:29] [INFO ] [Nat]Added 96 Read/Feed constraints in 31 ms returned sat
[2026-05-25 09:00:29] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 69 ms.
[2026-05-25 09:00:30] [INFO ] Added : 12 causal constraints over 4 iterations in 270 ms. Result :sat
Minimization took 262 ms.
[2026-05-25 09:00:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:30] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2026-05-25 09:00:30] [INFO ] [Real]Added 96 Read/Feed constraints in 40 ms returned sat
[2026-05-25 09:00:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:30] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2026-05-25 09:00:30] [INFO ] [Nat]Added 96 Read/Feed constraints in 42 ms returned sat
[2026-05-25 09:00:31] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 68 ms.
[2026-05-25 09:00:31] [INFO ] Added : 14 causal constraints over 4 iterations in 258 ms. Result :sat
Minimization took 264 ms.
[2026-05-25 09:00:31] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:31] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2026-05-25 09:00:31] [INFO ] [Real]Added 96 Read/Feed constraints in 42 ms returned sat
[2026-05-25 09:00:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:32] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2026-05-25 09:00:32] [INFO ] [Nat]Added 96 Read/Feed constraints in 25 ms returned sat
[2026-05-25 09:00:32] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 71 ms.
[2026-05-25 09:00:32] [INFO ] Added : 12 causal constraints over 4 iterations in 270 ms. Result :sat
Minimization took 259 ms.
[2026-05-25 09:00:32] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:32] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2026-05-25 09:00:32] [INFO ] [Real]Added 96 Read/Feed constraints in 36 ms returned sat
[2026-05-25 09:00:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:33] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:00:33] [INFO ] [Nat]Added 96 Read/Feed constraints in 41 ms returned sat
[2026-05-25 09:00:33] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 71 ms.
[2026-05-25 09:00:33] [INFO ] Added : 14 causal constraints over 4 iterations in 261 ms. Result :sat
Minimization took 264 ms.
[2026-05-25 09:00:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:33] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2026-05-25 09:00:34] [INFO ] [Real]Added 96 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:00:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:34] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2026-05-25 09:00:34] [INFO ] [Nat]Added 96 Read/Feed constraints in 29 ms returned sat
[2026-05-25 09:00:34] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 69 ms.
[2026-05-25 09:00:34] [INFO ] Added : 5 causal constraints over 2 iterations in 202 ms. Result :sat
Minimization took 256 ms.
[2026-05-25 09:00:34] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:35] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2026-05-25 09:00:35] [INFO ] [Real]Added 96 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:00:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:00:35] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2026-05-25 09:00:35] [INFO ] [Nat]Added 96 Read/Feed constraints in 33 ms returned sat
[2026-05-25 09:00:35] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 63 ms.
[2026-05-25 09:00:35] [INFO ] Added : 5 causal constraints over 2 iterations in 200 ms. Result :sat
Minimization took 263 ms.
[2026-05-25 09:00:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:36] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-25 09:00:36] [INFO ] [Real]Added 96 Read/Feed constraints in 41 ms returned sat
[2026-05-25 09:00:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:36] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2026-05-25 09:00:36] [INFO ] [Nat]Added 96 Read/Feed constraints in 33 ms returned sat
[2026-05-25 09:00:36] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 69 ms.
[2026-05-25 09:00:36] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 254 ms.
[2026-05-25 09:00:36] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:37] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-25 09:00:37] [INFO ] [Real]Added 96 Read/Feed constraints in 36 ms returned sat
[2026-05-25 09:00:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:00:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:00:37] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2026-05-25 09:00:37] [INFO ] [Nat]Added 96 Read/Feed constraints in 32 ms returned sat
[2026-05-25 09:00:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 275 ms
[2026-05-25 09:00:37] [INFO ] Computed and/alt/rep : 96/200/96 causal constraints (skipped 663 transitions) in 69 ms.
[2026-05-25 09:00:37] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[56, 151, 274, 150, 121, 161, 141, 195] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[56, 151, 274, 150, 121, 161, 141, 195] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 8 out of 463 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 463/463 places, 1315/1315 transitions.
Graph (complete) has 2250 edges and 463 vertex of which 460 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 460 transition count 1310
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 457 transition count 1302
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 457 transition count 1302
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 14 place count 457 transition count 1300
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 16 place count 455 transition count 1296
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 455 transition count 1296
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 19 place count 454 transition count 1294
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 454 transition count 1294
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 21 place count 453 transition count 1292
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 453 transition count 1292
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 452 transition count 1290
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 452 transition count 1290
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 451 transition count 1288
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 451 transition count 1288
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 450 transition count 1286
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 450 transition count 1286
Applied a total of 28 rules in 130 ms. Remains 450 /463 variables (removed 13) and now considering 1286/1315 (removed 29) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 450/463 places, 1286/1315 transitions.
[2026-05-25 09:00:41] [INFO ] Flow matrix only has 736 transitions (discarded 550 similar events)
findPositiveTsemiflow completed in 227 ms - Found solution {228=1, 347=1, 548=1, 726=1} and attempted to minimize in 0 ms success -> {209=1, 328=1, 657=1, 730=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-13 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[56, 151, 274, 150, 121, 161, 195] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14046354745490161144.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10156711931300176983.kers'
[2026-05-25 09:00:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14046354745490161144.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10156711931300176983.kers]
Normalized transition count is 736 out of 1286 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 736 rows 450 cols 2178 entries
Finished phase 1 with 447 SingleSign rule and 0 generalized
[2026-05-25 09:00:51] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10156711931300176983.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[56, 151, 274, 150, 121, 161, 195] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 2690 ms. (371 steps per ms)
BEST_FIRST walk for 7000006 steps (14 resets) in 6945 ms. (1007 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[185, 167, 274, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-25 09:01:01] [INFO ] Flow matrix only has 736 transitions (discarded 550 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6200051085930620026.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8271270999057202052.kers'
[2026-05-25 09:01:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6200051085930620026.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8271270999057202052.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 736 rows 450 cols 2178 entries
Finished phase 1 with 447 SingleSign rule and 0 generalized
[2026-05-25 09:01:01] [INFO ] Computed 3 invariants in 7 ms
Computed 3 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8271270999057202052.kers
Total runtime 8 ms.
[2026-05-25 09:01:01] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:01] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:01:01] [INFO ] State equation strengthened by 86 read => feed constraints.
[2026-05-25 09:01:01] [INFO ] [Real]Added 86 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:01:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:01] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2026-05-25 09:01:01] [INFO ] [Nat]Added 86 Read/Feed constraints in 33 ms returned sat
[2026-05-25 09:01:01] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 70 ms.
[2026-05-25 09:01:02] [INFO ] Added : 9 causal constraints over 3 iterations in 285 ms. Result :sat
Minimization took 276 ms.
[2026-05-25 09:01:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:02] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:02] [INFO ] [Real]Added 86 Read/Feed constraints in 64 ms returned sat
[2026-05-25 09:01:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:03] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2026-05-25 09:01:03] [INFO ] [Nat]Added 86 Read/Feed constraints in 44 ms returned sat
[2026-05-25 09:01:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 288 ms
[2026-05-25 09:01:03] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 65 ms.
[2026-05-25 09:01:03] [INFO ] Added : 8 causal constraints over 2 iterations in 264 ms. Result :sat
Minimization took 260 ms.
[2026-05-25 09:01:03] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:04] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:04] [INFO ] [Real]Added 86 Read/Feed constraints in 62 ms returned sat
[2026-05-25 09:01:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:04] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2026-05-25 09:01:04] [INFO ] [Nat]Added 86 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:01:04] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 66 ms.
[2026-05-25 09:01:04] [INFO ] Added : 14 causal constraints over 4 iterations in 308 ms. Result :sat
Minimization took 312 ms.
[2026-05-25 09:01:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:05] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2026-05-25 09:01:05] [INFO ] [Real]Added 86 Read/Feed constraints in 44 ms returned sat
[2026-05-25 09:01:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:05] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:05] [INFO ] [Nat]Added 86 Read/Feed constraints in 36 ms returned sat
[2026-05-25 09:01:05] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 69 ms.
[2026-05-25 09:01:05] [INFO ] Added : 10 causal constraints over 3 iterations in 246 ms. Result :sat
Minimization took 287 ms.
[2026-05-25 09:01:06] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:06] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2026-05-25 09:01:06] [INFO ] [Real]Added 86 Read/Feed constraints in 45 ms returned sat
[2026-05-25 09:01:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:06] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2026-05-25 09:01:06] [INFO ] [Nat]Added 86 Read/Feed constraints in 32 ms returned sat
[2026-05-25 09:01:06] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 66 ms.
[2026-05-25 09:01:07] [INFO ] Added : 22 causal constraints over 6 iterations in 348 ms. Result :sat
Minimization took 271 ms.
[2026-05-25 09:01:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:07] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:01:07] [INFO ] [Real]Added 86 Read/Feed constraints in 40 ms returned sat
[2026-05-25 09:01:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:07] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2026-05-25 09:01:07] [INFO ] [Nat]Added 86 Read/Feed constraints in 35 ms returned sat
[2026-05-25 09:01:08] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 69 ms.
[2026-05-25 09:01:08] [INFO ] Added : 4 causal constraints over 1 iterations in 184 ms. Result :sat
Minimization took 253 ms.
[2026-05-25 09:01:08] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:08] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2026-05-25 09:01:08] [INFO ] [Real]Added 86 Read/Feed constraints in 40 ms returned sat
[2026-05-25 09:01:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:08] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2026-05-25 09:01:08] [INFO ] [Nat]Added 86 Read/Feed constraints in 31 ms returned sat
[2026-05-25 09:01:09] [INFO ] Computed and/alt/rep : 345/2341/345 causal constraints (skipped 389 transitions) in 66 ms.
[2026-05-25 09:01:09] [INFO ] Added : 6 causal constraints over 3 iterations in 233 ms. Result :sat
Minimization took 264 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[185, 167, 274, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[185, 167, 274, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 7 out of 450 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 450/450 places, 1286/1286 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 449 transition count 1284
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 449 transition count 1284
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 449 transition count 1282
Applied a total of 4 rules in 73 ms. Remains 449 /450 variables (removed 1) and now considering 1282/1286 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 449/450 places, 1282/1286 transitions.
[2026-05-25 09:01:19] [INFO ] Flow matrix only has 734 transitions (discarded 548 similar events)
findPositiveTsemiflow completed in 208 ms - Found solution {209=1, 260=1, 266=1, 326=1, 527=1, 724=1} and attempted to minimize in 1 ms success -> {252=1, 369=1, 570=1, 723=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-06 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-01 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[167, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-799347180429055917.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17461747427554834541.kers'
[2026-05-25 09:01:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-799347180429055917.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17461747427554834541.kers]
Normalized transition count is 734 out of 1282 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 734 rows 449 cols 2174 entries
Finished phase 1 with 446 SingleSign rule and 0 generalized
[2026-05-25 09:01:29] [INFO ] Computed 3 invariants in 2 ms
Computed 3 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17461747427554834541.kers
Total runtime 4 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[167, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2607 ms. (383 steps per ms)
BEST_FIRST walk for 5000005 steps (10 resets) in 4997 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[566, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2026-05-25 09:01:37] [INFO ] Flow matrix only has 734 transitions (discarded 548 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11640900601539125711.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7032251696450267811.kers'
[2026-05-25 09:01:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11640900601539125711.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7032251696450267811.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 734 rows 449 cols 2174 entries
Finished phase 1 with 446 SingleSign rule and 0 generalized
[2026-05-25 09:01:37] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7032251696450267811.kers
Total runtime 9 ms.
[2026-05-25 09:01:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:37] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2026-05-25 09:01:37] [INFO ] State equation strengthened by 86 read => feed constraints.
[2026-05-25 09:01:37] [INFO ] [Real]Added 86 Read/Feed constraints in 35 ms returned sat
[2026-05-25 09:01:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:37] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2026-05-25 09:01:37] [INFO ] [Nat]Added 86 Read/Feed constraints in 21 ms returned sat
[2026-05-25 09:01:37] [INFO ] Computed and/alt/rep : 345/2340/345 causal constraints (skipped 387 transitions) in 66 ms.
[2026-05-25 09:01:38] [INFO ] Added : 21 causal constraints over 5 iterations in 333 ms. Result :sat
Minimization took 261 ms.
[2026-05-25 09:01:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:38] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:01:38] [INFO ] [Real]Added 86 Read/Feed constraints in 39 ms returned sat
[2026-05-25 09:01:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:38] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2026-05-25 09:01:38] [INFO ] [Nat]Added 86 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:01:38] [INFO ] Computed and/alt/rep : 345/2340/345 causal constraints (skipped 387 transitions) in 65 ms.
[2026-05-25 09:01:39] [INFO ] Added : 28 causal constraints over 7 iterations in 400 ms. Result :sat
Minimization took 278 ms.
[2026-05-25 09:01:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:39] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2026-05-25 09:01:39] [INFO ] [Real]Added 86 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:01:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:40] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2026-05-25 09:01:40] [INFO ] [Nat]Added 86 Read/Feed constraints in 26 ms returned sat
[2026-05-25 09:01:40] [INFO ] Computed and/alt/rep : 345/2340/345 causal constraints (skipped 387 transitions) in 65 ms.
[2026-05-25 09:01:40] [INFO ] Added : 4 causal constraints over 1 iterations in 180 ms. Result :sat
Minimization took 253 ms.
[2026-05-25 09:01:40] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:01:40] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:40] [INFO ] [Real]Added 86 Read/Feed constraints in 32 ms returned sat
[2026-05-25 09:01:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:41] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:41] [INFO ] [Nat]Added 86 Read/Feed constraints in 31 ms returned sat
[2026-05-25 09:01:41] [INFO ] Computed and/alt/rep : 345/2340/345 causal constraints (skipped 387 transitions) in 65 ms.
[2026-05-25 09:01:41] [INFO ] Added : 4 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 257 ms.
[2026-05-25 09:01:41] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:41] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 09:01:41] [INFO ] [Real]Added 86 Read/Feed constraints in 33 ms returned sat
[2026-05-25 09:01:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:01:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:01:42] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2026-05-25 09:01:42] [INFO ] [Nat]Added 86 Read/Feed constraints in 20 ms returned sat
[2026-05-25 09:01:42] [INFO ] Computed and/alt/rep : 345/2340/345 causal constraints (skipped 387 transitions) in 65 ms.
[2026-05-25 09:01:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 288 ms
[2026-05-25 09:01:42] [INFO ] Added : 6 causal constraints over 3 iterations in 601 ms. Result :sat
Minimization took 257 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[566, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[566, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Support contains 5 out of 449 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 449/449 places, 1282/1282 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 448 transition count 1280
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 1280
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 447 transition count 1278
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 447 transition count 1278
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 446 transition count 1274
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 446 transition count 1274
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 445 transition count 1272
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 445 transition count 1272
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 444 transition count 1270
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 444 transition count 1270
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 443 transition count 1268
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 443 transition count 1268
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 442 transition count 1266
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 442 transition count 1266
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 441 transition count 1264
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 441 transition count 1264
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 440 transition count 1262
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 440 transition count 1262
Applied a total of 18 rules in 127 ms. Remains 440 /449 variables (removed 9) and now considering 1262/1282 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128 ms. Remains : 440/449 places, 1262/1282 transitions.
[2026-05-25 09:01:53] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
findPositiveTsemiflow completed in 135 ms - Found solution {226=1, 335=1, 535=1, 712=1} and attempted to minimize in 1 ms success -> {252=1, 361=1, 689=1, 716=1}
Current structural bounds on expressions (after cover walk) : Max Seen:[566, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6589621929846496435.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5908577722147140971.kers'
[2026-05-25 09:02:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6589621929846496435.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5908577722147140971.kers]
Normalized transition count is 720 out of 1262 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 720 rows 440 cols 2136 entries
Finished phase 1 with 437 SingleSign rule and 0 generalized
[2026-05-25 09:02:03] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5908577722147140971.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[566, 505, 121, 321, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 2599 ms. (384 steps per ms)
BEST_FIRST walk for 5000005 steps (10 resets) in 4745 ms. (1053 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[566, 505, 121, 510, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2026-05-25 09:02:11] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12441325193300002503.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11508669597526092962.kers'
[2026-05-25 09:02:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12441325193300002503.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11508669597526092962.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 720 rows 440 cols 2136 entries
Finished phase 1 with 437 SingleSign rule and 0 generalized
[2026-05-25 09:02:11] [INFO ] Computed 3 invariants in 2 ms
Computed 3 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-11508669597526092962.kers
Total runtime 5 ms.
[2026-05-25 09:02:11] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:11] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2026-05-25 09:02:11] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-25 09:02:11] [INFO ] [Real]Added 83 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:02:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:02:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:11] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2026-05-25 09:02:11] [INFO ] [Nat]Added 83 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:02:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 291 ms
[2026-05-25 09:02:12] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 65 ms.
[2026-05-25 09:02:12] [INFO ] Added : 19 causal constraints over 5 iterations in 574 ms. Result :sat
Minimization took 284 ms.
[2026-05-25 09:02:13] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:13] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2026-05-25 09:02:13] [INFO ] [Real]Added 83 Read/Feed constraints in 48 ms returned sat
[2026-05-25 09:02:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:02:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:02:13] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:02:13] [INFO ] [Nat]Added 83 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:02:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 279 ms
[2026-05-25 09:02:13] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 66 ms.
[2026-05-25 09:02:14] [INFO ] Added : 25 causal constraints over 6 iterations in 392 ms. Result :sat
Minimization took 439 ms.
[2026-05-25 09:02:14] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:14] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2026-05-25 09:02:14] [INFO ] [Real]Added 83 Read/Feed constraints in 46 ms returned sat
[2026-05-25 09:02:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:02:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:15] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2026-05-25 09:02:15] [INFO ] [Nat]Added 83 Read/Feed constraints in 30 ms returned sat
[2026-05-25 09:02:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 548 ms
[2026-05-25 09:02:15] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 65 ms.
[2026-05-25 09:02:16] [INFO ] Added : 22 causal constraints over 6 iterations in 380 ms. Result :sat
Minimization took 423 ms.
[2026-05-25 09:02:16] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:16] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:02:16] [INFO ] [Real]Added 83 Read/Feed constraints in 36 ms returned sat
[2026-05-25 09:02:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:02:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:02:17] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2026-05-25 09:02:17] [INFO ] [Nat]Added 83 Read/Feed constraints in 37 ms returned sat
[2026-05-25 09:02:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 543 ms
[2026-05-25 09:02:17] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 66 ms.
[2026-05-25 09:02:18] [INFO ] Added : 33 causal constraints over 8 iterations in 509 ms. Result :sat
Minimization took 588 ms.
[2026-05-25 09:02:18] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2026-05-25 09:02:18] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2026-05-25 09:02:18] [INFO ] [Real]Added 83 Read/Feed constraints in 32 ms returned sat
[2026-05-25 09:02:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:02:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:02:19] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2026-05-25 09:02:19] [INFO ] [Nat]Added 83 Read/Feed constraints in 39 ms returned sat
[2026-05-25 09:02:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 288 ms
[2026-05-25 09:02:19] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 67 ms.
[2026-05-25 09:02:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 298 ms
[2026-05-25 09:02:20] [INFO ] Added : 6 causal constraints over 3 iterations in 663 ms. Result :sat
Minimization took 254 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[566, 505, 121, 510, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[566, 505, 121, 510, 293] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Support contains 5 out of 440 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 440/440 places, 1262/1262 transitions.
Applied a total of 0 rules in 48 ms. Remains 440 /440 variables (removed 0) and now considering 1262/1262 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 440/440 places, 1262/1262 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 440/440 places, 1262/1262 transitions.
Applied a total of 0 rules in 48 ms. Remains 440 /440 variables (removed 0) and now considering 1262/1262 (removed 0) transitions.
[2026-05-25 09:02:31] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
[2026-05-25 09:02:31] [INFO ] Invariant cache hit.
[2026-05-25 09:02:32] [INFO ] Implicit Places using invariants in 311 ms returned []
[2026-05-25 09:02:32] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
[2026-05-25 09:02:32] [INFO ] Invariant cache hit.
[2026-05-25 09:02:32] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-25 09:02:34] [INFO ] Implicit Places using invariants and state equation in 2400 ms returned []
Implicit Place search using SMT with State Equation took 2720 ms to find 0 implicit places.
[2026-05-25 09:02:34] [INFO ] Redundant transitions in 25 ms returned []
Running 1260 sub problems to find dead transitions.
[2026-05-25 09:02:34] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
[2026-05-25 09:02:34] [INFO ] Invariant cache hit.
[2026-05-25 09:02:34] [INFO ] State equation strengthened by 83 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/440 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/440 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 440/1160 variables, and 4 constraints, problems are : Problem set: 0 solved, 1260 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/440 constraints, ReadFeed: 0/83 constraints, PredecessorRefiner: 1260/1260 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1260 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/440 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/440 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/440 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
At refinement iteration 3 (OVERLAPS) 720/1160 variables, 440/444 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1160 variables, 83/527 constraints. Problems are: Problem set: 0 solved, 1260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1160/1160 variables, and 1787 constraints, problems are : Problem set: 0 solved, 1260 unsolved in 30823 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 440/440 constraints, ReadFeed: 83/83 constraints, PredecessorRefiner: 1260/1260 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61959ms problems are : Problem set: 0 solved, 1260 unsolved
Search for dead transitions found 0 dead transitions in 61962ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64765 ms. Remains : 440/440 places, 1262/1262 transitions.
[2026-05-25 09:03:36] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
findPositiveTsemiflow completed in 130 ms - Found solution {226=1, 335=1, 535=1, 712=1} and attempted to minimize in 0 ms success -> {252=1, 361=1, 689=1, 716=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-05 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-07 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6405216557651435587.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12479068608166199017.kers'
[2026-05-25 09:03:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6405216557651435587.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12479068608166199017.kers]
Normalized transition count is 720 out of 1262 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 720 rows 440 cols 2136 entries
Finished phase 1 with 437 SingleSign rule and 0 generalized
[2026-05-25 09:03:46] [INFO ] Computed 3 invariants in 9 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12479068608166199017.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2589 ms. (386 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 2838 ms. (1056 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
[2026-05-25 09:03:52] [INFO ] Flow matrix only has 720 transitions (discarded 542 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1084984684229029628.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10641680084349013326.kers'
[2026-05-25 09:03:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1084984684229029628.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10641680084349013326.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 720 rows 440 cols 2136 entries
Finished phase 1 with 437 SingleSign rule and 0 generalized
[2026-05-25 09:03:52] [INFO ] Computed 3 invariants in 3 ms
Computed 3 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10641680084349013326.kers
Total runtime 4 ms.
[2026-05-25 09:03:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:03:52] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2026-05-25 09:03:52] [INFO ] State equation strengthened by 83 read => feed constraints.
[2026-05-25 09:03:52] [INFO ] [Real]Added 83 Read/Feed constraints in 50 ms returned sat
[2026-05-25 09:03:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:03:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:03:52] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2026-05-25 09:03:52] [INFO ] [Nat]Added 83 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:03:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 527 ms
[2026-05-25 09:03:53] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 71 ms.
[2026-05-25 09:03:53] [INFO ] Added : 22 causal constraints over 6 iterations in 370 ms. Result :sat
Minimization took 437 ms.
[2026-05-25 09:03:54] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:03:54] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2026-05-25 09:03:54] [INFO ] [Real]Added 83 Read/Feed constraints in 41 ms returned sat
[2026-05-25 09:03:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:03:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:03:54] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2026-05-25 09:03:54] [INFO ] [Nat]Added 83 Read/Feed constraints in 37 ms returned sat
[2026-05-25 09:03:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 545 ms
[2026-05-25 09:03:55] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 65 ms.
[2026-05-25 09:03:55] [INFO ] Added : 33 causal constraints over 8 iterations in 514 ms. Result :sat
Minimization took 579 ms.
[2026-05-25 09:03:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:03:56] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:03:56] [INFO ] [Real]Added 83 Read/Feed constraints in 32 ms returned sat
[2026-05-25 09:03:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:03:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:03:56] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2026-05-25 09:03:56] [INFO ] [Nat]Added 83 Read/Feed constraints in 41 ms returned sat
[2026-05-25 09:03:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 311 ms
[2026-05-25 09:03:57] [INFO ] Computed and/alt/rep : 341/2058/341 causal constraints (skipped 377 transitions) in 70 ms.
[2026-05-25 09:03:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 315 ms
[2026-05-25 09:03:57] [INFO ] Added : 6 causal constraints over 3 iterations in 679 ms. Result :sat
Minimization took 258 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
Support contains 3 out of 440 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 440/440 places, 1262/1262 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 438 transition count 1256
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 438 transition count 1256
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 436 transition count 1250
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 436 transition count 1250
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 434 transition count 1246
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 434 transition count 1246
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 432 transition count 1242
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 432 transition count 1242
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 430 transition count 1238
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 430 transition count 1238
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 428 transition count 1234
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 428 transition count 1234
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 426 transition count 1230
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 426 transition count 1230
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 425 transition count 1228
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 425 transition count 1228
Applied a total of 30 rules in 114 ms. Remains 425 /440 variables (removed 15) and now considering 1228/1262 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 425/440 places, 1228/1262 transitions.
[2026-05-25 09:04:03] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
findPositiveTsemiflow completed in 122 ms - Found solution {222=1, 318=1, 516=1, 689=1} and attempted to minimize in 0 ms success -> {252=1, 348=1, 674=1, 694=1}
Current structural bounds on expressions (after cover walk) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13631670350591455427.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12651872595982152214.kers'
[2026-05-25 09:04:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13631670350591455427.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12651872595982152214.kers]
Normalized transition count is 695 out of 1228 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:04:13] [INFO ] Computed 3 invariants in 5 ms
Computed 3 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12651872595982152214.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[121, 510, 293] Max Struct:[+inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2645 ms. (377 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 2736 ms. (1096 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[190, 510, 772] Max Struct:[+inf, +inf, +inf]
[2026-05-25 09:04:18] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3262603840466622362.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13715071092364683213.kers'
[2026-05-25 09:04:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3262603840466622362.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13715071092364683213.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:04:18] [INFO ] Computed 3 invariants in 9 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13715071092364683213.kers
Total runtime 10 ms.
[2026-05-25 09:04:19] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:19] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2026-05-25 09:04:19] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-25 09:04:19] [INFO ] [Real]Added 77 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:04:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:04:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:19] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2026-05-25 09:04:19] [INFO ] [Nat]Added 77 Read/Feed constraints in 35 ms returned sat
[2026-05-25 09:04:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 302 ms
[2026-05-25 09:04:19] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 63 ms.
[2026-05-25 09:04:20] [INFO ] Added : 9 causal constraints over 3 iterations in 287 ms. Result :sat
Minimization took 261 ms.
[2026-05-25 09:04:20] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:20] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2026-05-25 09:04:20] [INFO ] [Real]Added 77 Read/Feed constraints in 31 ms returned sat
[2026-05-25 09:04:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:04:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:20] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2026-05-25 09:04:20] [INFO ] [Nat]Added 77 Read/Feed constraints in 26 ms returned sat
[2026-05-25 09:04:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 273 ms
[2026-05-25 09:04:21] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 61 ms.
[2026-05-25 09:04:21] [INFO ] Added : 12 causal constraints over 4 iterations in 301 ms. Result :sat
Minimization took 267 ms.
[2026-05-25 09:04:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:21] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2026-05-25 09:04:21] [INFO ] [Real]Added 77 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:04:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:04:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:04:22] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2026-05-25 09:04:22] [INFO ] [Nat]Added 77 Read/Feed constraints in 20 ms returned sat
[2026-05-25 09:04:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 485 ms
[2026-05-25 09:04:22] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 60 ms.
[2026-05-25 09:04:22] [INFO ] Added : 5 causal constraints over 2 iterations in 231 ms. Result :sat
Minimization took 252 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[190, 510, 772] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[190, 510, 772] Max Struct:[+inf, +inf, +inf]
Support contains 3 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 47 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 46 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2026-05-25 09:04:30] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
[2026-05-25 09:04:30] [INFO ] Invariant cache hit.
[2026-05-25 09:04:30] [INFO ] Implicit Places using invariants in 285 ms returned []
[2026-05-25 09:04:30] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
[2026-05-25 09:04:30] [INFO ] Invariant cache hit.
[2026-05-25 09:04:30] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-25 09:04:32] [INFO ] Implicit Places using invariants and state equation in 1984 ms returned []
Implicit Place search using SMT with State Equation took 2273 ms to find 0 implicit places.
[2026-05-25 09:04:32] [INFO ] Redundant transitions in 18 ms returned []
Running 1226 sub problems to find dead transitions.
[2026-05-25 09:04:32] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
[2026-05-25 09:04:32] [INFO ] Invariant cache hit.
[2026-05-25 09:04:32] [INFO ] State equation strengthened by 77 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 425/1120 variables, and 4 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/425 constraints, ReadFeed: 0/77 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (OVERLAPS) 695/1120 variables, 425/429 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1120 variables, 77/506 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1120/1120 variables, and 1732 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30794 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61886ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 61889ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64237 ms. Remains : 425/425 places, 1228/1228 transitions.
[2026-05-25 09:05:34] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
findPositiveTsemiflow completed in 118 ms - Found solution {222=1, 318=1, 516=1, 689=1} and attempted to minimize in 0 ms success -> {252=1, 348=1, 674=1, 694=1}
Current structural bounds on expressions (after cover walk) : Max Seen:[190, 510, 772] Max Struct:[+inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5619493852414379935.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3149938502470120581.kers'
[2026-05-25 09:05:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5619493852414379935.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3149938502470120581.kers]
Normalized transition count is 695 out of 1228 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:05:44] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3149938502470120581.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[190, 510, 772] Max Struct:[+inf, +inf, +inf]
RANDOM walk for 1000002 steps (2 resets) in 2507 ms. (398 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 2674 ms. (1121 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[196, 510, 772] Max Struct:[+inf, +inf, +inf]
[2026-05-25 09:05:49] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10138837398948009086.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15581223028745608554.kers'
[2026-05-25 09:05:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10138837398948009086.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15581223028745608554.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:05:49] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-15581223028745608554.kers
Total runtime 11 ms.
[2026-05-25 09:05:49] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:05:49] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2026-05-25 09:05:49] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-25 09:05:50] [INFO ] [Real]Added 77 Read/Feed constraints in 38 ms returned sat
[2026-05-25 09:05:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:05:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:05:50] [INFO ] [Nat]Absence check using state equation in 127 ms returned sat
[2026-05-25 09:05:50] [INFO ] [Nat]Added 77 Read/Feed constraints in 33 ms returned sat
[2026-05-25 09:05:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 277 ms
[2026-05-25 09:05:50] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 61 ms.
[2026-05-25 09:05:50] [INFO ] Added : 9 causal constraints over 3 iterations in 269 ms. Result :sat
Minimization took 250 ms.
[2026-05-25 09:05:51] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:05:51] [INFO ] [Real]Absence check using state equation in 131 ms returned sat
[2026-05-25 09:05:51] [INFO ] [Real]Added 77 Read/Feed constraints in 34 ms returned sat
[2026-05-25 09:05:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:05:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:05:51] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2026-05-25 09:05:51] [INFO ] [Nat]Added 77 Read/Feed constraints in 24 ms returned sat
[2026-05-25 09:05:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 273 ms
[2026-05-25 09:05:51] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 61 ms.
[2026-05-25 09:05:52] [INFO ] Added : 12 causal constraints over 4 iterations in 281 ms. Result :sat
Minimization took 263 ms.
[2026-05-25 09:05:52] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:05:52] [INFO ] [Real]Absence check using state equation in 132 ms returned sat
[2026-05-25 09:05:52] [INFO ] [Real]Added 77 Read/Feed constraints in 41 ms returned sat
[2026-05-25 09:05:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:05:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:05:52] [INFO ] [Nat]Absence check using state equation in 126 ms returned sat
[2026-05-25 09:05:52] [INFO ] [Nat]Added 77 Read/Feed constraints in 18 ms returned sat
[2026-05-25 09:05:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 504 ms
[2026-05-25 09:05:53] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 63 ms.
[2026-05-25 09:05:53] [INFO ] Added : 5 causal constraints over 2 iterations in 230 ms. Result :sat
Minimization took 246 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[196, 510, 772] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[196, 510, 772] Max Struct:[+inf, +inf, +inf]
Support contains 3 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 46 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 45 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2026-05-25 09:06:00] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
[2026-05-25 09:06:00] [INFO ] Invariant cache hit.
[2026-05-25 09:06:00] [INFO ] Implicit Places using invariants in 281 ms returned []
[2026-05-25 09:06:00] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
[2026-05-25 09:06:00] [INFO ] Invariant cache hit.
[2026-05-25 09:06:01] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-25 09:06:02] [INFO ] Implicit Places using invariants and state equation in 1995 ms returned []
Implicit Place search using SMT with State Equation took 2279 ms to find 0 implicit places.
[2026-05-25 09:06:02] [INFO ] Redundant transitions in 22 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2352 ms. Remains : 425/425 places, 1228/1228 transitions.
[2026-05-25 09:06:02] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
findPositiveTsemiflow completed in 123 ms - Found solution {222=1, 318=1, 516=1, 689=1} and attempted to minimize in 0 ms success -> {252=1, 348=1, 674=1, 694=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-11 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-10 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[772] Max Struct:[+inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17833796592494135934.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17009742800082836333.kers'
[2026-05-25 09:06:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17833796592494135934.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17009742800082836333.kers]
Normalized transition count is 695 out of 1228 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:06:13] [INFO ] Computed 3 invariants in 7 ms
Computed 3 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-17009742800082836333.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[772] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2441 ms. (409 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 918 ms. (1088 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[772] Max Struct:[+inf]
[2026-05-25 09:06:16] [INFO ] Flow matrix only has 695 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9978296660295346809.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17623912911424198148.kers'
[2026-05-25 09:06:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9978296660295346809.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17623912911424198148.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 695 rows 425 cols 2066 entries
Finished phase 1 with 422 SingleSign rule and 0 generalized
[2026-05-25 09:06:16] [INFO ] Computed 3 invariants in 9 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17623912911424198148.kers
Total runtime 10 ms.
[2026-05-25 09:06:16] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2026-05-25 09:06:16] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2026-05-25 09:06:16] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-25 09:06:16] [INFO ] [Real]Added 77 Read/Feed constraints in 43 ms returned sat
[2026-05-25 09:06:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 09:06:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-25 09:06:17] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2026-05-25 09:06:17] [INFO ] [Nat]Added 77 Read/Feed constraints in 19 ms returned sat
[2026-05-25 09:06:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 481 ms
[2026-05-25 09:06:17] [INFO ] Computed and/alt/rep : 333/1506/333 causal constraints (skipped 360 transitions) in 65 ms.
[2026-05-25 09:06:17] [INFO ] Added : 5 causal constraints over 2 iterations in 232 ms. Result :sat
Minimization took 244 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[772] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[772] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 423 transition count 1224
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 423 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 422 transition count 1222
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 422 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 421 transition count 1218
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 421 transition count 1218
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 420 transition count 1216
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 420 transition count 1216
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 419 transition count 1214
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 419 transition count 1214
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 418 transition count 1212
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 418 transition count 1212
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 417 transition count 1210
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 417 transition count 1210
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 416 transition count 1208
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 416 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 415 transition count 1206
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 415 transition count 1206
Applied a total of 20 rules in 141 ms. Remains 415 /425 variables (removed 10) and now considering 1206/1228 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 141 ms. Remains : 415/425 places, 1206/1228 transitions.
[2026-05-25 09:06:20] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
findPositiveTsemiflow completed in 255 ms - Found solution {228=1, 256=1, 259=1, 315=1, 512=1, 675=1} and attempted to minimize in 0 ms success -> {202=1, 289=1, 614=1, 678=1}
FORMULA FunctionPointer-PT-c032-UpperBounds-14 +inf TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 591794 ms.

BK_STOP 1779699983565

--------------------
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="FunctionPointer-PT-c032"
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 FunctionPointer-PT-c032, 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 r146-tall-177961074000149"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c032.tgz
mv FunctionPointer-PT-c032 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;