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.r175-smll-177961111800019.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 gold2025
Input is JoinFreeModules-PT-0004, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r175-smll-177961111800019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 7.6K Mar 7 15:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 7 15:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 7 15:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 15:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 11:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 11:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 11:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Mar 7 15:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Mar 7 15:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 15:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 120K Mar 7 15:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 11:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:03 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 13K 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 JoinFreeModules-PT-0004-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0004-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779735809076

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 19:03:31] [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 19:03:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:03:32] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2026-05-25 19:03:32] [INFO ] Transformed 21 places.
[2026-05-25 19:03:32] [INFO ] Transformed 33 transitions.
[2026-05-25 19:03:32] [INFO ] Parsed PT model containing 21 places and 33 transitions and 94 arcs in 316 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 19 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 2, 2, 2, 0, 1, 0, 0, 1, 4, 1, 4, 0, 2, 0] Max Struct:[+inf, +inf, +inf, +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, 2, 2, 2, 0, 1, 0, 0, 1, 4, 1, 4, 0, 2, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 33 rows 20 cols
[2026-05-25 19:03:32] [INFO ] Computed 4 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 2, 2, 2, 0, 1, 0, 0, 1, 4, 1, 4, 0, 2, 0] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
RANDOM walk for 10000 steps (42 resets) in 58 ms. (169 steps per ms)
BEST_FIRST walk for 160014 steps (52 resets) in 408 ms. (391 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6, 6, 6, 6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
[2026-05-25 19:03:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:32] [INFO ] [Real]Absence check using 4 positive place invariants in 12 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-25 19:03:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2026-05-25 19:03:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 19:03:33] [INFO ] [Nat]Added 4 Read/Feed constraints in 45 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:33] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 6 ms to minimize.
[2026-05-25 19:03:33] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 91 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-25 19:03:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Nat]Added 4 Read/Feed constraints in 96 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:33] [INFO ] Deduced a trap composed of 3 places in 72 ms of which 3 ms to minimize.
[2026-05-25 19:03:33] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 80 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2026-05-25 19:03:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:33] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-25 19:03:33] [INFO ] Added : 12 causal constraints over 4 iterations in 71 ms. Result :sat
Minimization took 10 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:33] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2026-05-25 19:03:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-25 19:03:34] [INFO ] Added : 15 causal constraints over 4 iterations in 205 ms. Result :sat
Minimization took 17 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2026-05-25 19:03:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Added 4 Read/Feed constraints in 26 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:34] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
[2026-05-25 19:03:34] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 30 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:03:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:34] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:03:34] [INFO ] Added : 5 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2026-05-25 19:03:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-25 19:03:34] [INFO ] Added : 3 causal constraints over 1 iterations in 21 ms. Result :sat
Minimization took 12 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2026-05-25 19:03:34] [INFO ] [Nat]Added 4 Read/Feed constraints in 14 ms returned sat
[2026-05-25 19:03:34] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:34] [INFO ] Added : 5 causal constraints over 1 iterations in 24 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:34] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Added 4 Read/Feed constraints in 5 ms returned sat
[2026-05-25 19:03:35] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:35] [INFO ] Added : 5 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 44 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2026-05-25 19:03:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Added 4 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:03:35] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-25 19:03:35] [INFO ] Added : 8 causal constraints over 2 iterations in 31 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Added 4 Read/Feed constraints in 68 ms returned sat
[2026-05-25 19:03:35] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-25 19:03:35] [INFO ] Added : 20 causal constraints over 5 iterations in 56 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:35] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 6 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:35] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:35] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
[2026-05-25 19:03:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 84 ms
[2026-05-25 19:03:35] [INFO ] Added : 18 causal constraints over 5 iterations in 143 ms. Result :sat
Minimization took 18 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2026-05-25 19:03:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:35] [INFO ] [Nat]Added 4 Read/Feed constraints in 15 ms returned sat
[2026-05-25 19:03:36] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:36] [INFO ] Added : 11 causal constraints over 3 iterations in 25 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Added 4 Read/Feed constraints in 38 ms returned sat
[2026-05-25 19:03:36] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:03:36] [INFO ] Added : 11 causal constraints over 3 iterations in 190 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:36] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
[2026-05-25 19:03:36] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 29 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2026-05-25 19:03:36] [INFO ] [Nat]Added 4 Read/Feed constraints in 15 ms returned sat
[2026-05-25 19:03:36] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-25 19:03:36] [INFO ] Added : 12 causal constraints over 3 iterations in 37 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6, 6, 6, 6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6, 6] Max Struct:[6, 6, 7, 7, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 7]
FORMULA JoinFreeModules-PT-0004-UpperBounds-14 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0004-UpperBounds-04 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0004-UpperBounds-01 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0004-UpperBounds-00 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
Support contains 12 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 33/33 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 20 transition count 32
Applied a total of 1 rules in 29 ms. Remains 20 /20 variables (removed 0) and now considering 32/33 (removed 1) transitions.
Running 24 sub problems to find dead transitions.
// Phase 1: matrix 32 rows 20 cols
[2026-05-25 19:03:37] [INFO ] Computed 4 invariants in 2 ms
[2026-05-25 19:03:37] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:37] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:37] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:37] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:37] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1062 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1760 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2873ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2883ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2936 ms. Remains : 20/20 places, 32/33 transitions.
[2026-05-25 19:03:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
RANDOM walk for 1000000 steps (3596 resets) in 1050 ms. (951 steps per ms)
BEST_FIRST walk for 12000008 steps (2753 resets) in 5822 ms. (2060 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
[2026-05-25 19:03:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:46] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:46] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-25 19:03:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-25 19:03:46] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2026-05-25 19:03:46] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 19:03:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 5 ms returned sat
[2026-05-25 19:03:46] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-25 19:03:46] [INFO ] Added : 17 causal constraints over 4 iterations in 41 ms. Result :sat
Minimization took 18 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:47] [INFO ] Added : 10 causal constraints over 3 iterations in 46 ms. Result :sat
Minimization took 10 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 61 ms returned sat
[2026-05-25 19:03:47] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:03:47] [INFO ] Added : 10 causal constraints over 3 iterations in 32 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:47] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:47] [INFO ] Added : 3 causal constraints over 1 iterations in 17 ms. Result :sat
Minimization took 18 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 7 ms returned sat
[2026-05-25 19:03:47] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:47] [INFO ] Added : 11 causal constraints over 3 iterations in 26 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 30 ms returned sat
[2026-05-25 19:03:47] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:47] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
[2026-05-25 19:03:47] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 49 ms
Minimization took 13 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:47] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:48] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-25 19:03:48] [INFO ] Added : 15 causal constraints over 4 iterations in 37 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2026-05-25 19:03:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 10 ms returned sat
[2026-05-25 19:03:48] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:48] [INFO ] Added : 21 causal constraints over 5 iterations in 96 ms. Result :sat
Minimization took 15 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2026-05-25 19:03:48] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:48] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 3 ms to minimize.
[2026-05-25 19:03:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 41 ms
[2026-05-25 19:03:48] [INFO ] Added : 17 causal constraints over 4 iterations in 77 ms. Result :sat
Minimization took 17 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 38 ms returned sat
[2026-05-25 19:03:48] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:48] [INFO ] Added : 15 causal constraints over 4 iterations in 191 ms. Result :sat
Minimization took 23 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:48] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:49] [INFO ] [Nat]Added 4 Read/Feed constraints in 45 ms returned sat
[2026-05-25 19:03:49] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:03:49] [INFO ] Added : 8 causal constraints over 2 iterations in 29 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:49] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:49] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:49] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:49] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:49] [INFO ] [Nat]Added 4 Read/Feed constraints in 64 ms returned sat
[2026-05-25 19:03:49] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:49] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
[2026-05-25 19:03:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 514 ms
[2026-05-25 19:03:49] [INFO ] Added : 16 causal constraints over 4 iterations in 553 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6, 6, 6, 5, 6, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 6, 7, 7, 7, 7, 7, 7]
FORMULA JoinFreeModules-PT-0004-UpperBounds-08 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6, 6, 6, 5, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
Support contains 11 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 32/32 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 32/32 transitions.
[2026-05-25 19:03:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[6, 6, 6, 5, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
RANDOM walk for 1000000 steps (3574 resets) in 1175 ms. (850 steps per ms)
BEST_FIRST walk for 11000007 steps (2248 resets) in 5279 ms. (2083 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6, 6, 6, 5, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
[2026-05-25 19:03:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:56] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 19:03:56] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:56] [INFO ] Added : 17 causal constraints over 4 iterations in 53 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:56] [INFO ] Added : 10 causal constraints over 3 iterations in 62 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Nat]Added 4 Read/Feed constraints in 36 ms returned sat
[2026-05-25 19:03:56] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:56] [INFO ] Added : 10 causal constraints over 3 iterations in 25 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:56] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:57] [INFO ] Added : 3 causal constraints over 1 iterations in 17 ms. Result :sat
Minimization took 18 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Added 4 Read/Feed constraints in 6 ms returned sat
[2026-05-25 19:03:57] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:57] [INFO ] Added : 11 causal constraints over 3 iterations in 30 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:03:57] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:57] [INFO ] Added : 15 causal constraints over 4 iterations in 38 ms. Result :sat
Minimization took 13 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Added 4 Read/Feed constraints in 16 ms returned sat
[2026-05-25 19:03:57] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:03:57] [INFO ] Added : 21 causal constraints over 5 iterations in 151 ms. Result :sat
Minimization took 24 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2026-05-25 19:03:57] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:57] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 3 ms to minimize.
[2026-05-25 19:03:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2026-05-25 19:03:57] [INFO ] Added : 17 causal constraints over 4 iterations in 70 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:57] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Nat]Added 4 Read/Feed constraints in 24 ms returned sat
[2026-05-25 19:03:58] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:58] [INFO ] Added : 15 causal constraints over 4 iterations in 119 ms. Result :sat
Minimization took 15 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:58] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-25 19:03:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Nat]Added 4 Read/Feed constraints in 29 ms returned sat
[2026-05-25 19:03:58] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:03:58] [INFO ] Added : 8 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:58] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:03:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:03:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:03:58] [INFO ] [Nat]Added 4 Read/Feed constraints in 38 ms returned sat
[2026-05-25 19:03:58] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 5 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:58] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
[2026-05-25 19:03:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 313 ms
[2026-05-25 19:03:58] [INFO ] Added : 16 causal constraints over 4 iterations in 348 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6, 6, 6, 5, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6, 6, 6, 5, 6, 5, 4, 5, 4, 6, 6] Max Struct:[7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]
Support contains 11 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 20/20 places, 32/32 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2026-05-25 19:03:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 19:03:59] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-25 19:03:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 19:03:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-25 19:03:59] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 19:03:59] [INFO ] Redundant transitions in 1 ms returned []
Running 24 sub problems to find dead transitions.
[2026-05-25 19:03:59] [INFO ] Invariant cache hit.
[2026-05-25 19:03:59] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:59] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:59] [INFO ] Deduced a trap composed of 3 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:59] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:03:59] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 32 constraints, problems are : Problem set: 0 solved, 24 unsolved in 930 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 4/20 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 32/52 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 24/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 56 constraints, problems are : Problem set: 0 solved, 24 unsolved in 1725 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2669ms problems are : Problem set: 0 solved, 24 unsolved
Search for dead transitions found 0 dead transitions in 2669ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2762 ms. Remains : 20/20 places, 32/32 transitions.
RANDOM walk for 40002 steps (140 resets) in 1528 ms. (26 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 44 ms. (88 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 69 ms. (57 steps per ms) remains 22/22 properties
[2026-05-25 19:04:02] [INFO ] Flatten gal took : 55 ms
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 22/22 properties
[2026-05-25 19:04:02] [INFO ] Flatten gal took : 15 ms
BEST_FIRST walk for 4003 steps (8 resets) in 88 ms. (44 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (9 resets) in 79 ms. (50 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 87 ms. (45 steps per ms) remains 22/22 properties
[2026-05-25 19:04:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality665375930875300632.gal : 25 ms
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 22/22 properties
[2026-05-25 19:04:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14531553744568182002.prop : 1 ms
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 22/22 properties
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality665375930875300632.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14531553744568182002.prop' '--nowitness' '--gen-order' 'FOLLOW'

BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 22/22 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 22/22 properties
Loading property file /tmp/ReachabilityCardinality14531553744568182002.prop.
SDD proceeding with computation,22 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :8 after 16
SDD proceeding with computation,22 properties remain. new max is 16
SDD size :16 after 62
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 22/22 properties
SDD proceeding with computation,22 properties remain. new max is 32
SDD size :62 after 3844
SDD proceeding with computation,22 properties remain. new max is 64
SDD size :3844 after 1.23931e+07
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.47763e+07,0.030793,3968,2,125,10,1307,28,0,193,1049,0
Total reachable state count : 14776336

Verifying 22 reachability properties.
Reachability property MAX0 does not hold.
No reachable states exhibit your property : MAX0

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,0,0.031512,4096,1,0,10,1307,28,0,194,1049,0
Invariant property MIN0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,0,0.031784,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX1 does not hold.
No reachable states exhibit your property : MAX1

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX1,0,0.031947,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN1 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,0,0.032114,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX2 does not hold.
No reachable states exhibit your property : MAX2

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX2,0,0.03234,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN2 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN2,0,0.032537,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX3 does not hold.
No reachable states exhibit your property : MAX3

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX3,0,0.032723,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN3 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN3,0,0.032907,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX4 does not hold.
No reachable states exhibit your property : MAX4

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX4,0,0.033064,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN4 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN4,0,0.033221,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX5 does not hold.
No reachable states exhibit your property : MAX5

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX5,0,0.033424,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN5 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN5,0,0.03362,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX6 does not hold.
No reachable states exhibit your property : MAX6

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX6,0,0.033821,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN6 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN6,0,0.034016,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX7 does not hold.
No reachable states exhibit your property : MAX7

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX7,0,0.034183,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN7 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN7,0,0.034349,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX8 does not hold.
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 22/22 properties
No reachable states exhibit your property : MAX8

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX8,0,0.034536,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN8 is true.

BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN8,0,0.034723,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX9 does not hold.
No reachable states exhibit your property : MAX9

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX9,0,0.03488,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN9 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN9,0,0.035045,4224,1,0,10,1307,28,0,194,1049,0
Reachability property MAX10 does not hold.
No reachable states exhibit your property : MAX10

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX10,0,0.035225,4224,1,0,10,1307,28,0,194,1049,0
Invariant property MIN10 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN10,0,0.035404,4224,1,0,10,1307,28,0,194,1049,0
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 22/22 properties
Interrupted probabilistic random walk after 407037 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :0 out of 22
Probabilistic random walk after 407037 steps, saw 111833 distinct states, run finished after 3009 ms. (steps per millisecond=135 ) properties seen :0
FORMULA JoinFreeModules-PT-0004-UpperBounds-15 6 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-13 6 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-12 4 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-11 5 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-10 4 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-09 5 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-07 6 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-06 5 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-05 6 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-03 6 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0004-UpperBounds-02 6 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 11 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 33964 ms.

BK_STOP 1779735845676

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="JoinFreeModules-PT-0004"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is JoinFreeModules-PT-0004, 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 r175-smll-177961111800019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0004.tgz
mv JoinFreeModules-PT-0004 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 ;