About the Execution of ITS-Tools for PolyORBLF-COL-S06J06T04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 231074.00 | 0.00 | 0.00 | 1 4 1 2 1 1 1 6 2 2 1 1 6 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881253900389.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is PolyORBLF-COL-S06J06T04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881253900389
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 154K May 29 14:32 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 PolyORBLF-COL-S06J06T04-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S06J06T04-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748961471108
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S06J06T04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2025-06-03 14:37:52] [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]
[2025-06-03 14:37:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 14:37:52] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-03 14:37:52] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-03 14:37:53] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 614 ms
[2025-06-03 14:37:53] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 506 PT places and 7196.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
[2025-06-03 14:37:53] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 5 ms.
[2025-06-03 14:37:53] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Normalized transition count is 64 out of 65 initially.
// Phase 1: matrix 64 rows 81 cols
[2025-06-03 14:37:53] [INFO ] Computed 26 invariants in 16 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 6, 0, 0, 0] Max Struct:[1, 4, 4, 6, 4, 4, 4, 6, 4, 2, 1, 7, 6, 1, 4, 4]
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-12 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-07 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2025-06-03 14:37:53] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
// Phase 1: matrix 64 rows 81 cols
[2025-06-03 14:37:53] [INFO ] Computed 26 invariants in 6 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 10 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-06-03 14:37:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 8 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-03 14:37:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-03 14:37:53] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2025-06-03 14:37:53] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-03 14:37:53] [INFO ] Added : 28 causal constraints over 6 iterations in 68 ms. Result :sat
Minimization took 24 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-03 14:37:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2025-06-03 14:37:53] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 14:37:53] [INFO ] Added : 3 causal constraints over 1 iterations in 23 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-03 14:37:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:53] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2025-06-03 14:37:54] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:54] [INFO ] Deduced a trap composed of 18 places in 189 ms of which 139 ms to minimize.
[2025-06-03 14:37:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 213 ms
[2025-06-03 14:37:54] [INFO ] Added : 58 causal constraints over 13 iterations in 329 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-06-03 14:37:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2025-06-03 14:37:54] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 14:37:54] [INFO ] Added : 9 causal constraints over 3 iterations in 28 ms. Result :sat
Minimization took 28 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-03 14:37:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:54] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 4 ms to minimize.
[2025-06-03 14:37:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2025-06-03 14:37:54] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:54] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:54] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
[2025-06-03 14:37:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 94 ms
[2025-06-03 14:37:54] [INFO ] Added : 58 causal constraints over 12 iterations in 192 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:54] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-03 14:37:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:55] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 4 ms to minimize.
[2025-06-03 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2025-06-03 14:37:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 7 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:55] [INFO ] Deduced a trap composed of 27 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:55] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
[2025-06-03 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 115 ms
[2025-06-03 14:37:55] [INFO ] Added : 58 causal constraints over 12 iterations in 239 ms. Result :sat
Minimization took 30 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-03 14:37:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2025-06-03 14:37:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 3 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:55] [INFO ] Deduced a trap composed of 27 places in 39 ms of which 3 ms to minimize.
[2025-06-03 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2025-06-03 14:37:55] [INFO ] Added : 58 causal constraints over 12 iterations in 170 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 7 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-03 14:37:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-03 14:37:55] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:55] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 3 ms to minimize.
[2025-06-03 14:37:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2025-06-03 14:37:55] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 14:37:55] [INFO ] Added : 23 causal constraints over 5 iterations in 46 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-03 14:37:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 6 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Added 8 Read/Feed constraints in 19 ms returned sat
[2025-06-03 14:37:56] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 14:37:56] [INFO ] Added : 44 causal constraints over 9 iterations in 130 ms. Result :sat
Minimization took 27 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Added 8 Read/Feed constraints in 13 ms returned sat
[2025-06-03 14:37:56] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-03 14:37:56] [INFO ] Added : 54 causal constraints over 11 iterations in 115 ms. Result :sat
Minimization took 39 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2025-06-03 14:37:56] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 14:37:56] [INFO ] Added : 9 causal constraints over 3 iterations in 33 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2025-06-03 14:37:56] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:56] [INFO ] Deduced a trap composed of 24 places in 33 ms of which 3 ms to minimize.
[2025-06-03 14:37:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2025-06-03 14:37:56] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 4 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 29 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 3 ms to minimize.
[2025-06-03 14:37:57] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 147 ms
[2025-06-03 14:37:57] [INFO ] Added : 59 causal constraints over 13 iterations in 254 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-03 14:37:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2025-06-03 14:37:57] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 3 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 30 places in 43 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:37:57] [INFO ] Deduced a trap composed of 30 places in 40 ms of which 5 ms to minimize.
[2025-06-03 14:37:57] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 170 ms
[2025-06-03 14:37:57] [INFO ] Added : 45 causal constraints over 9 iterations in 252 ms. Result :sat
Minimization took 28 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-06-03 14:37:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 14:37:57] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2025-06-03 14:37:57] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 14:37:57] [INFO ] Added : 57 causal constraints over 12 iterations in 92 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 4, 4, 6, 4, 4, 4, 4, 2, 1, 7, 1, 4, 4]
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
[2025-06-03 14:37:58] [INFO ] Unfolded HLPN to a Petri net with 506 places and 7154 transitions 59824 arcs in 139 ms.
[2025-06-03 14:37:58] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Ensure Unique test removed 5380 transitions
Reduce redundant transitions removed 5380 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 4, 4, 6, 4, 4, 4, 4, 2, 1, 7, 1, 4, 4]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 4, 4, 6, 4, 4, 4, 4, 2, 1, 7, 1, 4, 4]
[2025-06-03 14:37:58] [INFO ] Flow matrix only has 1750 transitions (discarded 24 similar events)
// Phase 1: matrix 1750 rows 506 cols
[2025-06-03 14:37:58] [INFO ] Computed 54 invariants in 90 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 4, 4, 6, 4, 4, 4, 4, 2, 1, 7, 1, 4, 4]
RANDOM walk for 10000 steps (53 resets) in 106 ms. (93 steps per ms)
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-09 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-01 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90002 steps (136 resets) in 301 ms. (298 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 2, 1, 1, 1, 2, 1, 1, 1] Max Struct:[4, 6, 4, 4, 4, 4, 7, 4, 4]
[2025-06-03 14:37:58] [INFO ] Flow matrix only has 1750 transitions (discarded 24 similar events)
[2025-06-03 14:37:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 20 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 20 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 20 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:58] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 20 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:59] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:59] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 18 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:59] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:37:59] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 21 ms returned sat
[2025-06-03 14:37:59] [INFO ] [Real]Absence check using state equation in 565 ms returned sat
[2025-06-03 14:37:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:37:59] [INFO ] [Nat]Absence check using 17 positive place invariants in 8 ms returned sat
[2025-06-03 14:37:59] [INFO ] [Nat]Absence check using 17 positive and 37 generalized place invariants in 23 ms returned sat
[2025-06-03 14:38:00] [INFO ] [Nat]Absence check using state equation in 814 ms returned sat
[2025-06-03 14:38:00] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-03 14:38:01] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-03 14:38:01] [INFO ] [Nat]Added 112 Read/Feed constraints in 1012 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive place invariants in 6 ms returned sat
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 17 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 21 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive place invariants in 7 ms returned sat
[2025-06-03 14:38:01] [INFO ] [Real]Absence check using 17 positive and 37 generalized place invariants in 22 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 2, 1, 1, 1, 2, 1, 1, 1] Max Struct:[1, 2, 1, 1, 1, 4, 1, 1, 1]
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[4]
Support contains 24 out of 506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 506/506 places, 1774/1774 transitions.
Ensure Unique test removed 6 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 500 transition count 1738
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 78 place count 464 transition count 1738
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 56 Pre rules applied. Total rules applied 78 place count 464 transition count 1682
Deduced a syphon composed of 56 places in 3 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 190 place count 408 transition count 1682
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 286 place count 360 transition count 1634
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 294 place count 360 transition count 1626
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 302 place count 352 transition count 1626
Applied a total of 302 rules in 508 ms. Remains 352 /506 variables (removed 154) and now considering 1626/1774 (removed 148) transitions.
Running 1620 sub problems to find dead transitions.
[2025-06-03 14:38:02] [INFO ] Flow matrix only has 1602 transitions (discarded 24 similar events)
// Phase 1: matrix 1602 rows 352 cols
[2025-06-03 14:38:02] [INFO ] Computed 48 invariants in 68 ms
[2025-06-03 14:38:02] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/346 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/346 variables, 29/42 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:17] [INFO ] Deduced a trap composed of 56 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:17] [INFO ] Deduced a trap composed of 56 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:18] [INFO ] Deduced a trap composed of 56 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:18] [INFO ] Deduced a trap composed of 132 places in 451 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:19] [INFO ] Deduced a trap composed of 135 places in 405 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:19] [INFO ] Deduced a trap composed of 128 places in 406 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:19] [INFO ] Deduced a trap composed of 36 places in 407 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:20] [INFO ] Deduced a trap composed of 36 places in 420 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:20] [INFO ] Deduced a trap composed of 36 places in 426 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:21] [INFO ] Deduced a trap composed of 28 places in 214 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:21] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 346/1954 variables, and 53 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 20046 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 29/30 constraints, State Equation: 0/352 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1620/720 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1620 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/346 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/346 variables, 29/42 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/346 variables, 11/53 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:38] [INFO ] Deduced a trap composed of 140 places in 367 ms of which 54 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 346/1954 variables, and 54 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 29/30 constraints, State Equation: 0/352 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 900/720 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42961ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 43011ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43570 ms. Remains : 352/506 places, 1626/1774 transitions.
[2025-06-03 14:38:45] [INFO ] Flow matrix only has 1602 transitions (discarded 24 similar events)
[2025-06-03 14:38:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[4]
RANDOM walk for 1000000 steps (9918 resets) in 7517 ms. (133 steps per ms)
BEST_FIRST walk for 1000000 steps (353 resets) in 2930 ms. (341 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[4]
[2025-06-03 14:38:56] [INFO ] Flow matrix only has 1602 transitions (discarded 24 similar events)
[2025-06-03 14:38:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 14:38:56] [INFO ] [Real]Absence check using 18 positive place invariants in 7 ms returned sat
[2025-06-03 14:38:56] [INFO ] [Real]Absence check using 18 positive and 30 generalized place invariants in 17 ms returned sat
[2025-06-03 14:38:56] [INFO ] [Real]Absence check using state equation in 759 ms returned sat
[2025-06-03 14:38:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 14:38:56] [INFO ] [Nat]Absence check using 18 positive place invariants in 6 ms returned sat
[2025-06-03 14:38:56] [INFO ] [Nat]Absence check using 18 positive and 30 generalized place invariants in 13 ms returned sat
[2025-06-03 14:38:57] [INFO ] [Nat]Absence check using state equation in 588 ms returned sat
[2025-06-03 14:38:57] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-03 14:38:57] [INFO ] [Nat]Added 112 Read/Feed constraints in 320 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:38:58] [INFO ] Deduced a trap composed of 78 places in 310 ms of which 28 ms to minimize.
[2025-06-03 14:38:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 493 ms
[2025-06-03 14:38:58] [INFO ] Computed and/alt/rep : 1190/4818/1185 causal constraints (skipped 411 transitions) in 138 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:00] [INFO ] Deduced a trap composed of 18 places in 317 ms of which 25 ms to minimize.
[2025-06-03 14:39:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 478 ms
[2025-06-03 14:39:01] [INFO ] Added : 84 causal constraints over 17 iterations in 2776 ms. Result :sat
Minimization took 5396 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[4]
Support contains 24 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 1626/1626 transitions.
Applied a total of 0 rules in 40 ms. Remains 352 /352 variables (removed 0) and now considering 1626/1626 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 352/352 places, 1626/1626 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 1626/1626 transitions.
Applied a total of 0 rules in 42 ms. Remains 352 /352 variables (removed 0) and now considering 1626/1626 (removed 0) transitions.
[2025-06-03 14:39:06] [INFO ] Flow matrix only has 1602 transitions (discarded 24 similar events)
[2025-06-03 14:39:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:39:07] [INFO ] Implicit Places using invariants in 1252 ms returned [306, 307, 308, 309]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 1263 ms to find 4 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 348/352 places, 1626/1626 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 344 transition count 1622
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 344 transition count 1622
Applied a total of 8 rules in 46 ms. Remains 344 /348 variables (removed 4) and now considering 1622/1626 (removed 4) transitions.
[2025-06-03 14:39:07] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
// Phase 1: matrix 1598 rows 344 cols
[2025-06-03 14:39:08] [INFO ] Computed 44 invariants in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:39:09] [INFO ] Implicit Places using invariants in 1239 ms returned []
[2025-06-03 14:39:09] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:39:09] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-03 14:39:14] [INFO ] Implicit Places using invariants and state equation in 5459 ms returned []
Implicit Place search using SMT with State Equation took 6702 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 344/352 places, 1622/1626 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 8054 ms. Remains : 344/352 places, 1622/1626 transitions.
[2025-06-03 14:39:14] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[4]
RANDOM walk for 1000000 steps (9673 resets) in 7208 ms. (138 steps per ms)
BEST_FIRST walk for 1000001 steps (308 resets) in 2900 ms. (344 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[4]
[2025-06-03 14:39:24] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 14:39:24] [INFO ] [Real]Absence check using 18 positive place invariants in 5 ms returned sat
[2025-06-03 14:39:24] [INFO ] [Real]Absence check using 18 positive and 26 generalized place invariants in 14 ms returned sat
[2025-06-03 14:39:25] [INFO ] [Real]Absence check using state equation in 454 ms returned sat
[2025-06-03 14:39:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 14:39:25] [INFO ] [Nat]Absence check using 18 positive place invariants in 6 ms returned sat
[2025-06-03 14:39:25] [INFO ] [Nat]Absence check using 18 positive and 26 generalized place invariants in 14 ms returned sat
[2025-06-03 14:39:26] [INFO ] [Nat]Absence check using state equation in 633 ms returned sat
[2025-06-03 14:39:26] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-03 14:39:26] [INFO ] [Nat]Added 112 Read/Feed constraints in 555 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:27] [INFO ] Deduced a trap composed of 78 places in 313 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:27] [INFO ] Deduced a trap composed of 18 places in 288 ms of which 25 ms to minimize.
[2025-06-03 14:39:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 802 ms
[2025-06-03 14:39:27] [INFO ] Computed and/alt/rep : 1186/4813/1181 causal constraints (skipped 411 transitions) in 182 ms.
[2025-06-03 14:39:31] [INFO ] Added : 132 causal constraints over 27 iterations in 4027 ms. Result :sat
Minimization took 5070 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[4]
Support contains 24 out of 344 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 344/344 places, 1622/1622 transitions.
Applied a total of 0 rules in 36 ms. Remains 344 /344 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 344/344 places, 1622/1622 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 344/344 places, 1622/1622 transitions.
Applied a total of 0 rules in 29 ms. Remains 344 /344 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
[2025-06-03 14:39:36] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:39:37] [INFO ] Implicit Places using invariants in 1102 ms returned []
[2025-06-03 14:39:37] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:39:38] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-03 14:39:43] [INFO ] Implicit Places using invariants and state equation in 5590 ms returned []
Implicit Place search using SMT with State Equation took 6695 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 14:39:43] [INFO ] Redundant transitions in 75 ms returned []
Running 1616 sub problems to find dead transitions.
[2025-06-03 14:39:43] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:39:43] [INFO ] Invariant cache hit.
[2025-06-03 14:39:43] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/338 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/338 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:58] [INFO ] Deduced a trap composed of 56 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:58] [INFO ] Deduced a trap composed of 56 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:58] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:58] [INFO ] Deduced a trap composed of 132 places in 421 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:59] [INFO ] Deduced a trap composed of 135 places in 420 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:39:59] [INFO ] Deduced a trap composed of 128 places in 417 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:00] [INFO ] Deduced a trap composed of 36 places in 401 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:00] [INFO ] Deduced a trap composed of 36 places in 375 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:00] [INFO ] Deduced a trap composed of 56 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:01] [INFO ] Deduced a trap composed of 18 places in 354 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:01] [INFO ] Deduced a trap composed of 35 places in 362 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:03] [INFO ] Deduced a trap composed of 78 places in 353 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:03] [INFO ] Deduced a trap composed of 91 places in 362 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:11] [INFO ] Deduced a trap composed of 11 places in 205 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:11] [INFO ] Deduced a trap composed of 94 places in 325 ms of which 43 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 338/1942 variables, and 53 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1616/720 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/338 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/338 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/338 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:32] [INFO ] Deduced a trap composed of 140 places in 349 ms of which 50 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 338/1942 variables, and 54 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 896/720 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62252ms problems are : Problem set: 0 solved, 1616 unsolved
Search for dead transitions found 0 dead transitions in 62259ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69077 ms. Remains : 344/344 places, 1622/1622 transitions.
RANDOM walk for 40000 steps (386 resets) in 1050 ms. (38 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (32 resets) in 500 ms. (79 steps per ms) remains 2/2 properties
[2025-06-03 14:40:46] [INFO ] Flatten gal took : 346 ms
BEST_FIRST walk for 40002 steps (33 resets) in 411 ms. (97 steps per ms) remains 2/2 properties
[2025-06-03 14:40:46] [INFO ] Flatten gal took : 210 ms
[2025-06-03 14:40:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14896885433092813676.gal : 96 ms
[2025-06-03 14:40:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12971749749477559700.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14896885433092813676.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12971749749477559700.prop' '--nowitness' '--gen-order' 'FOLLOW'
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 ...330
Loading property file /tmp/ReachabilityCardinality12971749749477559700.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 22
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :22 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 40
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :40 after 67
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :67 after 329
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :329 after 1444
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1444 after 3832
Interrupted probabilistic random walk after 142441 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 142441 steps, saw 94147 distinct states, run finished after 3004 ms. (steps per millisecond=47 ) properties seen :0
[2025-06-03 14:40:49] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:40:49] [INFO ] Invariant cache hit.
[2025-06-03 14:40:49] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 90/114 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 16/130 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 200/330 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 4/334 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/334 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 8/342 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:50] [INFO ] Deduced a trap composed of 18 places in 485 ms of which 26 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 4096
[2025-06-03 14:40:50] [INFO ] Deduced a trap composed of 56 places in 100 ms of which 13 ms to minimize.
SDD size :3832 after 28053
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:50] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:40:50] [INFO ] Deduced a trap composed of 56 places in 110 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/342 variables, 4/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/342 variables, 0/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1940/1942 variables, and 389 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2026 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 342/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/114 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 16/130 variables, 8/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 200/330 variables, 20/33 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 2/35 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 0/35 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/334 variables, 4/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/334 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 8/342 variables, 6/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/342 variables, 2/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/342 variables, 0/47 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1940/1942 variables, and 389 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1105 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 342/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3167ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 64 ms.
Support contains 24 out of 344 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 344/344 places, 1622/1622 transitions.
Applied a total of 0 rules in 27 ms. Remains 344 /344 variables (removed 0) and now considering 1622/1622 (removed 0) transitions.
Running 1616 sub problems to find dead transitions.
[2025-06-03 14:40:52] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:40:52] [INFO ] Invariant cache hit.
[2025-06-03 14:40:52] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :28053 after 108547
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :108547 after 390104
At refinement iteration 0 (INCLUDED_ONLY) 0/338 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/338 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:07] [INFO ] Deduced a trap composed of 56 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:07] [INFO ] Deduced a trap composed of 56 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:07] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:07] [INFO ] Deduced a trap composed of 132 places in 421 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:08] [INFO ] Deduced a trap composed of 135 places in 390 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:08] [INFO ] Deduced a trap composed of 128 places in 365 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:09] [INFO ] Deduced a trap composed of 36 places in 378 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:09] [INFO ] Deduced a trap composed of 36 places in 360 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:09] [INFO ] Deduced a trap composed of 56 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:10] [INFO ] Deduced a trap composed of 18 places in 305 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:10] [INFO ] Deduced a trap composed of 35 places in 305 ms of which 32 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :390104 after 2.35067e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:12] [INFO ] Deduced a trap composed of 78 places in 317 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:12] [INFO ] Deduced a trap composed of 91 places in 315 ms of which 40 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 338/1942 variables, and 51 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1616/720 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/338 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/338 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/338 variables, 13/51 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:32] [INFO ] Deduced a trap composed of 11 places in 236 ms of which 15 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 338/1942 variables, and 52 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 13/18 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/344 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 896/720 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42552ms problems are : Problem set: 0 solved, 1616 unsolved
Search for dead transitions found 0 dead transitions in 42557ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42589 ms. Remains : 344/344 places, 1622/1622 transitions.
RANDOM walk for 40000 steps (397 resets) in 457 ms. (87 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (22 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
Detected timeout of ITS tools.
[2025-06-03 14:41:36] [INFO ] Flatten gal took : 122 ms
[2025-06-03 14:41:36] [INFO ] Applying decomposition
[2025-06-03 14:41:37] [INFO ] Flatten gal took : 92 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph12708632630660390082.txt' '-o' '/tmp/graph12708632630660390082.bin' '-w' '/tmp/graph12708632630660390082.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12708632630660390082.bin' '-l' '-1' '-v' '-w' '/tmp/graph12708632630660390082.weights' '-q' '0' '-e' '0.001'
[2025-06-03 14:41:37] [INFO ] Decomposing Gal with order
[2025-06-03 14:41:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 14:41:37] [INFO ] Removed a total of 710 redundant transitions.
[2025-06-03 14:41:37] [INFO ] Flatten gal took : 321 ms
[2025-06-03 14:41:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 52 labels/synchronizations in 26 ms.
Interrupted probabilistic random walk after 199977 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 1
Probabilistic random walk after 199977 steps, saw 132546 distinct states, run finished after 3001 ms. (steps per millisecond=66 ) properties seen :0
[2025-06-03 14:41:38] [INFO ] Flow matrix only has 1598 transitions (discarded 24 similar events)
[2025-06-03 14:41:38] [INFO ] Invariant cache hit.
[2025-06-03 14:41:38] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/114 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 16/130 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-03 14:41:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16177878430614544744.gal : 38 ms
[2025-06-03 14:41:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12778399670443360298.prop : 0 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/ReachabilityCardinality16177878430614544744.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12778399670443360298.prop' '--nowitness' '--gen-order' 'FOLLOW'
At refinement iteration 5 (OVERLAPS) 200/330 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
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 ...330
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/334 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/334 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/342 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/342 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality12778399670443360298.prop.
At refinement iteration 11 (OVERLAPS) 1598/1940 variables, 342/385 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 8
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :8 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 16
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :16 after 29
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :29 after 64
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :64 after 105
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :105 after 173
At refinement iteration 12 (INCLUDED_ONLY) 0/1940 variables, 112/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1940 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/1942 variables, 2/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1942 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1942 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :173 after 432
At refinement iteration 17 (OVERLAPS) 0/1942 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1942/1942 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1229 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 344/344 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/114 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/114 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 16/130 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/130 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 200/330 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:40] [INFO ] Deduced a trap composed of 28 places in 405 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :432 after 1558
[2025-06-03 14:41:40] [INFO ] Deduced a trap composed of 38 places in 325 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:40] [INFO ] Deduced a trap composed of 56 places in 94 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 14:41:40] [INFO ] Deduced a trap composed of 56 places in 58 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/334 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/334 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 8/342 variables, 6/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/342 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1598/1940 variables, 342/389 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1940 variables, 112/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MIN0 is UNSAT
After SMT solving in domain Int declared 1940/1942 variables, and 502 constraints, problems are : Problem set: 1 solved, 0 unsolved in 2461 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 342/344 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3702ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA PolyORBLF-COL-S06J06T04-UpperBounds-08 2 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 229793 ms.
BK_STOP 1748961702182
--------------------
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="PolyORBLF-COL-S06J06T04"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBLF-COL-S06J06T04, 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 r156-tall-174881253900389"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S06J06T04.tgz
mv PolyORBLF-COL-S06J06T04 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 ;