About the Execution of 2025-gold for JoinFreeModules-PT-0020
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-177961111800022.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-0020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r175-smll-177961111800022
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 8.5K Mar 7 16:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 7 16:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 7 16:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 16:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 11:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 11:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Mar 7 16:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 7 16:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 16:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 39K Mar 7 16:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 11:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:04 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 61K 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-0020-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779736003941
Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 19:06:46] [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 19:06:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:06:46] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2026-05-25 19:06:46] [INFO ] Transformed 101 places.
[2026-05-25 19:06:46] [INFO ] Transformed 161 transitions.
[2026-05-25 19:06:46] [INFO ] Parsed PT model containing 101 places and 161 transitions and 462 arcs in 284 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 2, 2, 0, 2, 0, 1, 20, 2, 2, 0, 0, 20, 20, 2, 20] 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, 2, 2, 0, 2, 0, 1, 20, 2, 2, 0, 0, 20, 20, 2, 20] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 161 rows 100 cols
[2026-05-25 19:06:47] [INFO ] Computed 20 invariants in 21 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 2, 2, 0, 2, 0, 1, 20, 2, 2, 0, 0, 20, 20, 2, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
RANDOM walk for 10000 steps (2 resets) in 152 ms. (65 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 449 ms. (355 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[19, 19, 18, 20, 18, 21, 21, 20, 17, 17, 21, 21, 20, 20, 21, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
[2026-05-25 19:06:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:48] [INFO ] [Real]Absence check using 20 positive place invariants in 20 ms returned sat
[2026-05-25 19:06:48] [INFO ] [Real]Absence check using state equation in 180 ms returned sat
[2026-05-25 19:06:48] [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 19:06:48] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-25 19:06:48] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2026-05-25 19:06:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2026-05-25 19:06:48] [INFO ] [Nat]Added 20 Read/Feed constraints in 323 ms returned sat
[2026-05-25 19:06:48] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 50 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:06:49] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:06:49] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 3 ms to minimize.
[2026-05-25 19:06:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 176 ms
[2026-05-25 19:06:49] [INFO ] Added : 73 causal constraints over 16 iterations in 752 ms. Result :sat
Minimization took 93 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:49] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-25 19:06:49] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2026-05-25 19:06:49] [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 19:06:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:06:50] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2026-05-25 19:06:50] [INFO ] [Nat]Added 20 Read/Feed constraints in 77 ms returned sat
[2026-05-25 19:06:50] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 31 ms.
[2026-05-25 19:06:50] [INFO ] Added : 59 causal constraints over 13 iterations in 406 ms. Result :sat
Minimization took 90 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:50] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-25 19:06:50] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2026-05-25 19:06:50] [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 19:06:50] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-25 19:06:51] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2026-05-25 19:06:51] [INFO ] [Nat]Added 20 Read/Feed constraints in 241 ms returned sat
[2026-05-25 19:06:51] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 27 ms.
[2026-05-25 19:06:51] [INFO ] Added : 72 causal constraints over 16 iterations in 377 ms. Result :sat
Minimization took 95 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:51] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-25 19:06:51] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2026-05-25 19:06:51] [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 19:06:52] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:52] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2026-05-25 19:06:52] [INFO ] [Nat]Added 20 Read/Feed constraints in 357 ms returned sat
[2026-05-25 19:06:52] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 38 ms.
[2026-05-25 19:06:53] [INFO ] Added : 80 causal constraints over 17 iterations in 571 ms. Result :sat
Minimization took 89 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:53] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:53] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2026-05-25 19:06:53] [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 19:06:53] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:53] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2026-05-25 19:06:53] [INFO ] [Nat]Added 20 Read/Feed constraints in 271 ms returned sat
[2026-05-25 19:06:53] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 26 ms.
[2026-05-25 19:06:54] [INFO ] Added : 59 causal constraints over 12 iterations in 349 ms. Result :sat
Minimization took 87 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:54] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:54] [INFO ] [Real]Absence check using state equation in 100 ms returned sat
[2026-05-25 19:06:54] [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 19:06:54] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:55] [INFO ] [Nat]Absence check using state equation in 553 ms returned sat
[2026-05-25 19:06:55] [INFO ] [Nat]Added 20 Read/Feed constraints in 8 ms returned sat
[2026-05-25 19:06:55] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-25 19:06:55] [INFO ] Added : 30 causal constraints over 7 iterations in 285 ms. Result :sat
Minimization took 76 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:55] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:55] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2026-05-25 19:06:55] [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 19:06:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:06:56] [INFO ] [Nat]Absence check using state equation in 317 ms returned sat
[2026-05-25 19:06:56] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2026-05-25 19:06:56] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:06:56] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 3 ms to minimize.
[2026-05-25 19:06:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2026-05-25 19:06:56] [INFO ] Added : 47 causal constraints over 12 iterations in 386 ms. Result :sat
Minimization took 87 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:56] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-25 19:06:56] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2026-05-25 19:06:56] [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 19:06:56] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:06:56] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2026-05-25 19:06:57] [INFO ] [Nat]Added 20 Read/Feed constraints in 397 ms returned sat
[2026-05-25 19:06:57] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 23 ms.
[2026-05-25 19:06:57] [INFO ] Added : 56 causal constraints over 13 iterations in 384 ms. Result :sat
Minimization took 75 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:57] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:06:57] [INFO ] [Real]Absence check using state equation in 107 ms returned sat
[2026-05-25 19:06:57] [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 19:06:58] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:06:58] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2026-05-25 19:06:58] [INFO ] [Nat]Added 20 Read/Feed constraints in 53 ms returned sat
[2026-05-25 19:06:58] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 20 ms.
[2026-05-25 19:06:58] [INFO ] Added : 75 causal constraints over 16 iterations in 558 ms. Result :sat
Minimization took 108 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:06:58] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:06:59] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2026-05-25 19:06:59] [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 19:06:59] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-25 19:06:59] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2026-05-25 19:06:59] [INFO ] [Nat]Added 20 Read/Feed constraints in 312 ms returned sat
[2026-05-25 19:06:59] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 21 ms.
[2026-05-25 19:06:59] [INFO ] Added : 72 causal constraints over 15 iterations in 330 ms. Result :sat
Minimization took 103 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:00] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:00] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2026-05-25 19:07:00] [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 19:07:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:00] [INFO ] [Nat]Absence check using state equation in 376 ms returned sat
[2026-05-25 19:07:00] [INFO ] [Nat]Added 20 Read/Feed constraints in 212 ms returned sat
[2026-05-25 19:07:00] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 19 ms.
[2026-05-25 19:07:00] [INFO ] Added : 19 causal constraints over 7 iterations in 166 ms. Result :sat
Minimization took 58 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:01] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:01] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2026-05-25 19:07:01] [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 19:07:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:07:01] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2026-05-25 19:07:01] [INFO ] [Nat]Added 20 Read/Feed constraints in 414 ms returned sat
[2026-05-25 19:07:01] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 21 ms.
[2026-05-25 19:07:02] [INFO ] Added : 61 causal constraints over 13 iterations in 295 ms. Result :sat
Minimization took 77 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:02] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-25 19:07:02] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2026-05-25 19:07:02] [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 19:07:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-25 19:07:02] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2026-05-25 19:07:02] [INFO ] [Nat]Added 20 Read/Feed constraints in 382 ms returned sat
[2026-05-25 19:07:03] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 40 ms.
[2026-05-25 19:07:03] [INFO ] Added : 51 causal constraints over 11 iterations in 406 ms. Result :sat
Minimization took 73 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:03] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:03] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2026-05-25 19:07:03] [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 19:07:03] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:03] [INFO ] [Nat]Absence check using state equation in 103 ms returned sat
[2026-05-25 19:07:04] [INFO ] [Nat]Added 20 Read/Feed constraints in 469 ms returned sat
[2026-05-25 19:07:04] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 19 ms.
[2026-05-25 19:07:04] [INFO ] Added : 56 causal constraints over 13 iterations in 366 ms. Result :sat
Minimization took 76 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:04] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-25 19:07:04] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2026-05-25 19:07:04] [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 19:07:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-25 19:07:05] [INFO ] [Nat]Absence check using state equation in 330 ms returned sat
[2026-05-25 19:07:05] [INFO ] [Nat]Added 20 Read/Feed constraints in 163 ms returned sat
[2026-05-25 19:07:05] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 19 ms.
[2026-05-25 19:07:05] [INFO ] Added : 57 causal constraints over 12 iterations in 215 ms. Result :sat
Minimization took 47 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 19:07:05] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-25 19:07:05] [INFO ] [Real]Absence check using state equation in 104 ms returned sat
[2026-05-25 19:07:05] [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 19:07:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-25 19:07:06] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2026-05-25 19:07:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 203 ms returned sat
[2026-05-25 19:07:06] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 17 ms.
[2026-05-25 19:07:06] [INFO ] Added : 67 causal constraints over 15 iterations in 286 ms. Result :sat
Minimization took 84 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[19, 19, 18, 20, 18, 21, 21, 20, 17, 17, 21, 21, 20, 20, 21, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[21, 22, 22, 20, 22, 21, 21, 20, 22, 22, 21, 21, 20, 20, 22, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
Support contains 16 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 161/161 transitions.
Graph (complete) has 240 edges and 100 vertex of which 65 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.2 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions (Output transitions of discarded places.) removed 56 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 2 place count 65 transition count 104
Applied a total of 2 rules in 46 ms. Remains 65 /100 variables (removed 35) and now considering 104/161 (removed 57) transitions.
Running 78 sub problems to find dead transitions.
// Phase 1: matrix 104 rows 65 cols
[2026-05-25 19:07:10] [INFO ] Computed 13 invariants in 3 ms
[2026-05-25 19:07:10] [INFO ] State equation strengthened by 13 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 13/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 104/169 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 91 constraints, problems are : Problem set: 0 solved, 78 unsolved in 3702 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 13/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 104/169 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 78/169 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:07:20] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:07:24] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/169 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 9 (OVERLAPS) 0/169 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 171 constraints, problems are : Problem set: 0 solved, 78 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23790ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 23805ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23874 ms. Remains : 65/100 places, 104/161 transitions.
[2026-05-25 19:07:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[21, 22, 22, 20, 22, 21, 21, 20, 22, 22, 21, 21, 20, 20, 22, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
RANDOM walk for 1000000 steps (2 resets) in 2628 ms. (380 steps per ms)
FORMULA JoinFreeModules-PT-0020-UpperBounds-11 23 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-10 23 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-05 23 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-03 23 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 12000012 steps (24 resets) in 17414 ms. (689 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[22, 22, 22, 22, 21, 20, 22, 22, 20, 20, 22, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
[2026-05-25 19:07:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:54] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-25 19:07:54] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2026-05-25 19:07:54] [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 19:07:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-25 19:07:54] [INFO ] [Nat]Absence check using state equation in 185 ms returned sat
[2026-05-25 19:07:54] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 19:07:55] [INFO ] [Nat]Added 13 Read/Feed constraints in 526 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:07:55] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 2 ms to minimize.
[2026-05-25 19:07:55] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 49 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:55] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-25 19:07:55] [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 19:07:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:55] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2026-05-25 19:07:55] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2026-05-25 19:07:55] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 26 ms.
[2026-05-25 19:07:56] [INFO ] Added : 49 causal constraints over 12 iterations in 491 ms. Result :sat
Minimization took 44 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:56] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2026-05-25 19:07:56] [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 19:07:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:56] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2026-05-25 19:07:56] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:07:56] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-25 19:07:57] [INFO ] Added : 72 causal constraints over 17 iterations in 439 ms. Result :sat
Minimization took 50 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:57] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:57] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2026-05-25 19:07:57] [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 19:07:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:57] [INFO ] [Nat]Absence check using state equation in 274 ms returned sat
[2026-05-25 19:07:57] [INFO ] [Nat]Added 13 Read/Feed constraints in 271 ms returned sat
[2026-05-25 19:07:57] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-25 19:07:57] [INFO ] Added : 37 causal constraints over 9 iterations in 200 ms. Result :sat
Minimization took 38 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:58] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2026-05-25 19:07:58] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2026-05-25 19:07:58] [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 19:07:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:07:58] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2026-05-25 19:07:58] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2026-05-25 19:07:58] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 13 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:07:58] [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 19:07:58] [INFO ] Deduced a trap composed of 3 places in 32 ms of which 2 ms to minimize.
[2026-05-25 19:07:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 106 ms
[2026-05-25 19:07:58] [INFO ] Added : 72 causal constraints over 15 iterations in 359 ms. Result :sat
Minimization took 52 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:58] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-25 19:07:58] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-25 19:07:58] [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 19:07:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-25 19:07:59] [INFO ] [Nat]Absence check using state equation in 260 ms returned sat
[2026-05-25 19:07:59] [INFO ] [Nat]Added 13 Read/Feed constraints in 268 ms returned sat
[2026-05-25 19:07:59] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:07:59] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
[2026-05-25 19:07:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2026-05-25 19:07:59] [INFO ] Added : 50 causal constraints over 13 iterations in 226 ms. Result :sat
Minimization took 42 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:07:59] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-25 19:07:59] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:07:59] [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 19:07:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:00] [INFO ] [Nat]Absence check using state equation in 346 ms returned sat
[2026-05-25 19:08:00] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:00] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-25 19:08:00] [INFO ] Added : 38 causal constraints over 8 iterations in 389 ms. Result :sat
Minimization took 39 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:08:00] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2026-05-25 19:08:00] [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 19:08:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:08:01] [INFO ] [Nat]Absence check using state equation in 339 ms returned sat
[2026-05-25 19:08:01] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2026-05-25 19:08:01] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 13 ms.
[2026-05-25 19:08:01] [INFO ] Added : 51 causal constraints over 12 iterations in 504 ms. Result :sat
Minimization took 49 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:01] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-25 19:08:01] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2026-05-25 19:08:01] [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 19:08:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2026-05-25 19:08:02] [INFO ] [Nat]Absence check using state equation in 214 ms returned sat
[2026-05-25 19:08:02] [INFO ] [Nat]Added 13 Read/Feed constraints in 460 ms returned sat
[2026-05-25 19:08:02] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-25 19:08:02] [INFO ] Added : 42 causal constraints over 9 iterations in 90 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:02] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:02] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:02] [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 19:08:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:02] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2026-05-25 19:08:02] [INFO ] [Nat]Added 13 Read/Feed constraints in 66 ms returned sat
[2026-05-25 19:08:02] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-25 19:08:03] [INFO ] Added : 59 causal constraints over 14 iterations in 162 ms. Result :sat
Minimization took 46 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:03] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-25 19:08:03] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2026-05-25 19:08:03] [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 19:08:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2026-05-25 19:08:03] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2026-05-25 19:08:03] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:03] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 8 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:03] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 3 ms to minimize.
[2026-05-25 19:08:03] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 43 ms
Minimization took 36 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:08:03] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2026-05-25 19:08:03] [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 19:08:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2026-05-25 19:08:04] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2026-05-25 19:08:04] [INFO ] [Nat]Added 13 Read/Feed constraints in 490 ms returned sat
[2026-05-25 19:08:04] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 12 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:04] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
[2026-05-25 19:08:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 155 ms
[2026-05-25 19:08:05] [INFO ] Added : 56 causal constraints over 12 iterations in 423 ms. Result :sat
Minimization took 55 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[22, 22, 22, 22, 21, 20, 22, 22, 20, 20, 22, 20] Max Struct:[22, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 23]
FORMULA JoinFreeModules-PT-0020-UpperBounds-14 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-00 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[22, 22, 22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
Support contains 10 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 40 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions (Output transitions of discarded places.) removed 40 transitions
Applied a total of 1 rules in 4 ms. Remains 40 /65 variables (removed 25) and now considering 64/104 (removed 40) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 40/65 places, 64/104 transitions.
// Phase 1: matrix 64 rows 40 cols
[2026-05-25 19:08:06] [INFO ] Computed 8 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[22, 22, 22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
RANDOM walk for 1000001 steps (2 resets) in 1444 ms. (692 steps per ms)
BEST_FIRST walk for 10000009 steps (20 resets) in 9508 ms. (1051 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[22, 22, 22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23, 23, 23]
[2026-05-25 19:08:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:17] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:17] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-25 19:08:17] [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 19:08:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:17] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2026-05-25 19:08:17] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-25 19:08:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 267 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:17] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 3 ms to minimize.
[2026-05-25 19:08:17] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 36 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:17] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:17] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2026-05-25 19:08:17] [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 19:08:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-25 19:08:17] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 3 ms returned sat
[2026-05-25 19:08:17] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-25 19:08:18] [INFO ] Added : 41 causal constraints over 10 iterations in 776 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:18] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:18] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-25 19:08:18] [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 19:08:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:18] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2026-05-25 19:08:18] [INFO ] [Nat]Added 8 Read/Feed constraints in 50 ms returned sat
[2026-05-25 19:08:18] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 8 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:19] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
[2026-05-25 19:08:19] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 34 ms
Minimization took 21 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:19] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:19] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2026-05-25 19:08:19] [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 19:08:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:19] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2026-05-25 19:08:19] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:19] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-25 19:08:20] [INFO ] Added : 32 causal constraints over 9 iterations in 488 ms. Result :sat
Minimization took 45 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:20] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:20] [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 19:08:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 98 ms returned sat
[2026-05-25 19:08:20] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:08:20] [INFO ] Added : 25 causal constraints over 7 iterations in 302 ms. Result :sat
Minimization took 34 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:20] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:20] [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 19:08:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:20] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-25 19:08:20] [INFO ] Added : 36 causal constraints over 8 iterations in 99 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:21] [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 19:08:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2026-05-25 19:08:21] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-25 19:08:21] [INFO ] Added : 35 causal constraints over 11 iterations in 123 ms. Result :sat
Minimization took 29 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2026-05-25 19:08:21] [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 19:08:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Nat]Added 8 Read/Feed constraints in 100 ms returned sat
[2026-05-25 19:08:21] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-25 19:08:21] [INFO ] Added : 27 causal constraints over 6 iterations in 78 ms. Result :sat
Minimization took 36 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2026-05-25 19:08:21] [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 19:08:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:21] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2026-05-25 19:08:22] [INFO ] [Nat]Added 8 Read/Feed constraints in 122 ms returned sat
[2026-05-25 19:08:22] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-25 19:08:22] [INFO ] Added : 27 causal constraints over 7 iterations in 305 ms. Result :sat
Minimization took 36 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:22] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:22] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2026-05-25 19:08:22] [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 19:08:22] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:22] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2026-05-25 19:08:22] [INFO ] [Nat]Added 8 Read/Feed constraints in 119 ms returned sat
[2026-05-25 19:08:22] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-25 19:08:23] [INFO ] Added : 27 causal constraints over 7 iterations in 443 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[22, 22, 22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[22, 23, 22, 23, 23, 23, 23, 23, 23, 23]
FORMULA JoinFreeModules-PT-0020-UpperBounds-04 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-01 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23]
Support contains 8 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 30 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 4 ms. Remains 30 /40 variables (removed 10) and now considering 48/64 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 30/40 places, 48/64 transitions.
// Phase 1: matrix 48 rows 30 cols
[2026-05-25 19:08:23] [INFO ] Computed 6 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23]
RANDOM walk for 1000000 steps (2 resets) in 1558 ms. (641 steps per ms)
BEST_FIRST walk for 8000007 steps (16 resets) in 5370 ms. (1489 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23, 23, 23, 23]
[2026-05-25 19:08:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:30] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:30] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:08:30] [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 19:08:30] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:30] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:08:30] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 19:08:30] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:30] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
[2026-05-25 19:08:30] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 31 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:30] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:30] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2026-05-25 19:08:30] [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 19:08:30] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:30] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-25 19:08:30] [INFO ] [Nat]Added 6 Read/Feed constraints in 39 ms returned sat
[2026-05-25 19:08:30] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:08:30] [INFO ] Added : 23 causal constraints over 5 iterations in 67 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:30] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:08:31] [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 19:08:31] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Added 6 Read/Feed constraints in 67 ms returned sat
[2026-05-25 19:08:31] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:08:31] [INFO ] Added : 28 causal constraints over 7 iterations in 160 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-25 19:08:31] [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 19:08:31] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Added 6 Read/Feed constraints in 16 ms returned sat
[2026-05-25 19:08:31] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 5 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:31] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 4 ms to minimize.
[2026-05-25 19:08:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 45 ms
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2026-05-25 19:08:31] [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 19:08:31] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Nat]Added 6 Read/Feed constraints in 37 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:31] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
[2026-05-25 19:08:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 34 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-25 19:08:31] [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 19:08:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Added 6 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:32] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:08:32] [INFO ] Added : 23 causal constraints over 5 iterations in 92 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:32] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2026-05-25 19:08:32] [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 19:08:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Added 6 Read/Feed constraints in 36 ms returned sat
[2026-05-25 19:08:32] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:08:32] [INFO ] Added : 17 causal constraints over 5 iterations in 69 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:32] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2026-05-25 19:08:32] [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 19:08:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2026-05-25 19:08:32] [INFO ] [Nat]Added 6 Read/Feed constraints in 41 ms returned sat
[2026-05-25 19:08:32] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:08:32] [INFO ] Added : 23 causal constraints over 5 iterations in 59 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[22, 21, 20, 22, 22, 20, 20, 20] Max Struct:[22, 23, 23, 22, 22, 23, 23, 23]
FORMULA JoinFreeModules-PT-0020-UpperBounds-09 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-08 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-02 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[21, 20, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23]
Support contains 5 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 25 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 2 ms. Remains 25 /30 variables (removed 5) and now considering 40/48 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 25/30 places, 40/48 transitions.
// Phase 1: matrix 40 rows 25 cols
[2026-05-25 19:08:32] [INFO ] Computed 5 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[21, 20, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23]
RANDOM walk for 1000003 steps (2 resets) in 1334 ms. (749 steps per ms)
BEST_FIRST walk for 5000005 steps (10 resets) in 2911 ms. (1717 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[21, 20, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23]
[2026-05-25 19:08:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2026-05-25 19:08:37] [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 19:08:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2026-05-25 19:08:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-25 19:08:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-25 19:08:37] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 19:08:37] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
[2026-05-25 19:08:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2026-05-25 19:08:37] [INFO ] Added : 28 causal constraints over 6 iterations in 68 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2026-05-25 19:08:37] [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 19:08:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 127 ms returned sat
[2026-05-25 19:08:37] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:08:37] [INFO ] Added : 23 causal constraints over 5 iterations in 55 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2026-05-25 19:08:37] [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 19:08:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 53 ms returned sat
[2026-05-25 19:08:37] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 6 ms.
[2026-05-25 19:08:37] [INFO ] Added : 22 causal constraints over 5 iterations in 53 ms. Result :sat
Minimization took 26 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:37] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2026-05-25 19:08:37] [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 19:08:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:38] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2026-05-25 19:08:38] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2026-05-25 19:08:38] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-25 19:08:38] [INFO ] Added : 20 causal constraints over 5 iterations in 53 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 19:08:38] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-25 19:08:38] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2026-05-25 19:08:38] [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 19:08:38] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2026-05-25 19:08:38] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2026-05-25 19:08:38] [INFO ] [Nat]Added 5 Read/Feed constraints in 28 ms returned sat
[2026-05-25 19:08:38] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-25 19:08:38] [INFO ] Added : 22 causal constraints over 5 iterations in 102 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[21, 20, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[21, 20, 20, 20, 20] Max Struct:[23, 23, 23, 23, 23]
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 25/25 places, 40/40 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2026-05-25 19:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 19:08:38] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-25 19:08:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 19:08:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-25 19:08:38] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 19:08:38] [INFO ] Redundant transitions in 0 ms returned []
Running 30 sub problems to find dead transitions.
[2026-05-25 19:08:38] [INFO ] Invariant cache hit.
[2026-05-25 19:08:38] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 5/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 35 constraints, problems are : Problem set: 0 solved, 30 unsolved in 927 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 5/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 30/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (OVERLAPS) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 65 constraints, problems are : Problem set: 0 solved, 30 unsolved in 1974 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2918ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 2919ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3022 ms. Remains : 25/25 places, 40/40 transitions.
RANDOM walk for 40000 steps (8 resets) in 1022 ms. (39 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 247 ms. (161 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 244 ms. (163 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 290 ms. (137 steps per ms) remains 10/10 properties
[2026-05-25 19:08:42] [INFO ] Flatten gal took : 71 ms
BEST_FIRST walk for 40004 steps (8 resets) in 251 ms. (158 steps per ms) remains 10/10 properties
[2026-05-25 19:08:42] [INFO ] Flatten gal took : 30 ms
BEST_FIRST walk for 40004 steps (8 resets) in 241 ms. (165 steps per ms) remains 10/10 properties
[2026-05-25 19:08:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13967176778832826322.gal : 19 ms
[2026-05-25 19:08:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1850267263299771223.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13967176778832826322.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1850267263299771223.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 212 ms. (187 steps per ms) remains 10/10 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 ...329
Loading property file /tmp/ReachabilityCardinality1850267263299771223.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :25 after 76
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :76 after 182
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :182 after 2071
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :2071 after 8133
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :8133 after 12357
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :12357 after 1.68314e+08
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :1.68314e+08 after 4.48365e+15
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,1.42404e+21,0.365273,9984,2,791,14,32681,16,0,223,34977,0
Total reachable state count : 1424037965890850099968
Verifying 10 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
MAX0,0,0.366803,10112,1,0,14,32681,16,0,224,34977,0
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
MIN0,0,0.368206,10240,1,0,14,32681,16,0,224,34977,0
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
MAX1,0,0.368812,10240,1,0,14,32681,16,0,224,34977,0
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
MIN1,0,0.369354,10240,1,0,14,32681,16,0,224,34977,0
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
MAX2,0,0.369697,10240,1,0,14,32681,16,0,224,34977,0
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
MIN2,0,0.370061,10240,1,0,14,32681,16,0,224,34977,0
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
MAX3,0,0.370873,10240,1,0,14,32681,16,0,224,34977,0
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
MIN3,0,0.371761,10240,1,0,14,32681,16,0,224,34977,0
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
MAX4,0,0.372872,10240,1,0,14,32681,16,0,224,34977,0
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
MIN4,0,0.37395,10240,1,0,14,32681,16,0,224,34977,0
Interrupted probabilistic random walk after 177334 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 10
Probabilistic random walk after 177334 steps, saw 145830 distinct states, run finished after 3006 ms. (steps per millisecond=58 ) properties seen :0
FORMULA JoinFreeModules-PT-0020-UpperBounds-15 20 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0020-UpperBounds-13 20 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0020-UpperBounds-12 20 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0020-UpperBounds-07 20 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0020-UpperBounds-06 21 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 5 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 118971 ms.
BK_STOP 1779736125597
--------------------
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-0020"
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-0020, 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-177961111800022"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0020.tgz
mv JoinFreeModules-PT-0020 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;