Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r516-tajo-171654447000397.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PolyORBNT-COL-S05J80, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r516-tajo-171654447000397
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.1K Apr 12 09:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Apr 12 09:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 12 09:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 12 09:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.6K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 10:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K Apr 12 10:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 10:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Apr 12 10:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 94K May 18 16:43 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

here is the order used to build the result vector(from text file)
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-00
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-01
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-02
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-03
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-04
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-05
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-06
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-07
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-08
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-09
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-10
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-11
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-12
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-13
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-14
FORMULA_NAME PolyORBNT-COL-S05J80-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717258473317

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBNT-COL-S05J80
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:14:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 16:14:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:14:34] [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.
[2024-06-01 16:14:34] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 16:14:35] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 534 ms
[2024-06-01 16:14:35] [INFO ] Imported 48 HL places and 38 HL transitions for a total of 1269 PT places and 2592.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
[2024-06-01 16:14:35] [INFO ] Built PT skeleton of HLPN with 48 places and 38 transitions 140 arcs in 4 ms.
[2024-06-01 16:14:35] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
// Phase 1: matrix 38 rows 48 cols
[2024-06-01 16:14:35] [INFO ] Computed 13 invariants in 11 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0, 5] Max Struct:[+inf, 3, +inf, 10, +inf, 10, +inf, 10, +inf, 5, +inf, 3, 10, +inf, +inf, 5]
FORMULA PolyORBNT-COL-S05J80-UpperBounds-15 5 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-06-01 16:14:35] [INFO ] Invariant cache hit.
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 4 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 16:14:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:14:35] [INFO ] [Real]Added 1 Read/Feed constraints in 8 ms returned sat
[2024-06-01 16:14:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-06-01 16:14:35] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 16:14:35] [INFO ] Added : 36 causal constraints over 8 iterations in 49 ms. Result :sat
Minimization took 19 ms.
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-06-01 16:14:35] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 1 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-06-01 16:14:35] [INFO ] [Nat]Added 1 Read/Feed constraints in 62 ms returned sat
[2024-06-01 16:14:35] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 9 ms to minimize.
[2024-06-01 16:14:35] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
[2024-06-01 16:14:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 93 ms
[2024-06-01 16:14:35] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:35] [INFO ] Added : 21 causal constraints over 5 iterations in 25 ms. Result :sat
Minimization took 159 ms.
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Added 1 Read/Feed constraints in 4 ms returned sat
[2024-06-01 16:14:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:36] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 16:14:36] [INFO ] Added : 4 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 23 ms.
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 4 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 1 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-06-01 16:14:36] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 1 ms to minimize.
[2024-06-01 16:14:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2024-06-01 16:14:36] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:36] [INFO ] Added : 15 causal constraints over 3 iterations in 524 ms. Result :sat
Minimization took 89 ms.
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-06-01 16:14:36] [INFO ] [Real]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-06-01 16:14:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:37] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 16:14:37] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 23 ms.
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:37] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 3 ms to minimize.
[2024-06-01 16:14:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 168 ms
[2024-06-01 16:14:37] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 10 ms.
[2024-06-01 16:14:37] [INFO ] Added : 22 causal constraints over 5 iterations in 195 ms. Result :sat
Minimization took 116 ms.
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:37] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 1 ms to minimize.
[2024-06-01 16:14:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 205 ms
[2024-06-01 16:14:38] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-01 16:14:38] [INFO ] Added : 20 causal constraints over 4 iterations in 36 ms. Result :sat
Minimization took 23 ms.
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:38] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
[2024-06-01 16:14:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 46 ms
[2024-06-01 16:14:38] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 16:14:38] [INFO ] Added : 22 causal constraints over 5 iterations in 469 ms. Result :sat
Minimization took 124 ms.
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using state equation in 16 ms returned unsat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:38] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Real]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:39] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:39] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 1 ms to minimize.
[2024-06-01 16:14:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 50 ms
[2024-06-01 16:14:39] [INFO ] Added : 36 causal constraints over 8 iterations in 96 ms. Result :sat
Minimization took 101 ms.
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-06-01 16:14:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:39] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 1 ms to minimize.
[2024-06-01 16:14:39] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
[2024-06-01 16:14:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 82 ms
[2024-06-01 16:14:39] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 16:14:39] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 1 ms to minimize.
[2024-06-01 16:14:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-06-01 16:14:39] [INFO ] Added : 36 causal constraints over 8 iterations in 117 ms. Result :sat
Minimization took 33 ms.
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 3 ms returned sat
[2024-06-01 16:14:39] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 2 ms to minimize.
[2024-06-01 16:14:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2024-06-01 16:14:39] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 16:14:40] [INFO ] Added : 22 causal constraints over 5 iterations in 234 ms. Result :sat
Minimization took 25 ms.
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-06-01 16:14:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:40] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 1 ms to minimize.
[2024-06-01 16:14:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2024-06-01 16:14:40] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:40] [INFO ] Added : 10 causal constraints over 2 iterations in 522 ms. Result :sat
Minimization took 70 ms.
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-06-01 16:14:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 3 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-06-01 16:14:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-06-01 16:14:41] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 1 ms to minimize.
[2024-06-01 16:14:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2024-06-01 16:14:41] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:41] [INFO ] Deduced a trap composed of 25 places in 36 ms of which 1 ms to minimize.
[2024-06-01 16:14:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 48 ms
[2024-06-01 16:14:41] [INFO ] Added : 36 causal constraints over 8 iterations in 218 ms. Result :sat
Minimization took 39 ms.
[2024-06-01 16:14:41] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:41] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-06-01 16:14:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2024-06-01 16:14:41] [INFO ] [Nat]Absence check using 6 positive and 7 generalized place invariants in 2 ms returned sat
[2024-06-01 16:14:41] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-06-01 16:14:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 3 ms returned sat
[2024-06-01 16:14:41] [INFO ] Deduced a trap composed of 25 places in 29 ms of which 1 ms to minimize.
[2024-06-01 16:14:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2024-06-01 16:14:41] [INFO ] Computed and/alt/rep : 36/66/36 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 16:14:41] [INFO ] Added : 36 causal constraints over 8 iterations in 65 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 3, +inf, 10, +inf, 10, +inf, 10, 10, 5, +inf, 3, 10, +inf, +inf]
FORMULA PolyORBNT-COL-S05J80-UpperBounds-08 10 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
Transition Run forces synchronizations/join behavior on parameter j of sort Jobs
Transition trans_376 forces synchronizations/join behavior on parameter s of sort Sources
Symmetric sort wr.t. initial and guards and successors and join/free detected :States
Arc [42:1*[$t, 0, $j]] contains constants of sort States
Transition WillPerformWork : constants on arcs in [[42:1*[$t, 0, $j]]] introduces in States(2) partition with 1 elements that refines current partition to 2 subsets.
[2024-06-01 16:14:41] [INFO ] Unfolded HLPN to a Petri net with 1269 places and 2430 transitions 14624 arcs in 87 ms.
[2024-06-01 16:14:41] [INFO ] Unfolded 14 HLPN properties in 1 ms.
Deduced a syphon composed of 80 places in 17 ms
Reduce places removed 80 places and 80 transitions.
Ensure Unique test removed 655 transitions
Reduce redundant transitions removed 655 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:[+inf, 3, +inf, 10, +inf, 10, +inf, 10, 5, +inf, 3, 10, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 3, +inf, 10, +inf, 10, +inf, 10, 5, +inf, 3, 10, +inf, +inf]
[2024-06-01 16:14:41] [INFO ] Flow matrix only has 1691 transitions (discarded 4 similar events)
// Phase 1: matrix 1691 rows 1189 cols
[2024-06-01 16:14:41] [INFO ] Computed 182 invariants in 178 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:[11, 3, 11, 10, 11, 10, 81, 10, 5, 82, 3, 10, 81, 81]
RANDOM walk for 10000 steps (699 resets) in 302 ms. (33 steps per ms)
FORMULA PolyORBNT-COL-S05J80-UpperBounds-11 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-01 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120012 steps (1475 resets) in 649 ms. (184 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 4, 1, 3, 1, 4, 4, 1, 3, 1, 1] Max Struct:[11, 11, 10, 11, 10, 81, 10, 5, 82, 10, 81, 81]
[2024-06-01 16:14:42] [INFO ] Flow matrix only has 1691 transitions (discarded 4 similar events)
[2024-06-01 16:14:42] [INFO ] Invariant cache hit.
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive place invariants in 56 ms returned sat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 13 ms returned unsat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive place invariants in 58 ms returned sat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 11 ms returned unsat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive place invariants in 54 ms returned sat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 26 ms returned unsat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive place invariants in 55 ms returned sat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 12 ms returned unsat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive place invariants in 54 ms returned sat
[2024-06-01 16:14:43] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 32 ms returned sat
[2024-06-01 16:14:44] [INFO ] [Real]Absence check using state equation in 657 ms returned sat
[2024-06-01 16:14:44] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:44] [INFO ] [Nat]Absence check using 175 positive place invariants in 63 ms returned sat
[2024-06-01 16:14:44] [INFO ] [Nat]Absence check using 175 positive and 7 generalized place invariants in 32 ms returned sat
[2024-06-01 16:14:46] [INFO ] [Nat]Absence check using state equation in 1065 ms returned sat
[2024-06-01 16:14:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:14:46] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 16:14:46] [INFO ] [Nat]Added 1 Read/Feed constraints in 687 ms returned sat
[2024-06-01 16:14:47] [INFO ] Computed and/alt/rep : 949/2209/949 causal constraints (skipped 736 transitions) in 207 ms.
[2024-06-01 16:14:47] [INFO ] Added : 17 causal constraints over 4 iterations in 1067 ms. Result :sat
Minimization took 688 ms.
[2024-06-01 16:14:48] [INFO ] [Real]Absence check using 175 positive place invariants in 54 ms returned sat
[2024-06-01 16:14:48] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 30 ms returned unsat
[2024-06-01 16:14:49] [INFO ] [Real]Absence check using 175 positive place invariants in 58 ms returned sat
[2024-06-01 16:14:49] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 30 ms returned unsat
[2024-06-01 16:14:49] [INFO ] [Real]Absence check using 175 positive place invariants in 44 ms returned sat
[2024-06-01 16:14:49] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 17 ms returned sat
[2024-06-01 16:14:49] [INFO ] [Real]Absence check using state equation in 673 ms returned sat
[2024-06-01 16:14:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:50] [INFO ] [Nat]Absence check using 175 positive place invariants in 49 ms returned sat
[2024-06-01 16:14:50] [INFO ] [Nat]Absence check using 175 positive and 7 generalized place invariants in 18 ms returned sat
[2024-06-01 16:14:51] [INFO ] [Nat]Absence check using state equation in 1429 ms returned unknown
[2024-06-01 16:14:51] [INFO ] [Real]Absence check using 175 positive place invariants in 52 ms returned sat
[2024-06-01 16:14:51] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 28 ms returned unsat
[2024-06-01 16:14:52] [INFO ] [Real]Absence check using 175 positive place invariants in 43 ms returned sat
[2024-06-01 16:14:52] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 22 ms returned sat
[2024-06-01 16:14:52] [INFO ] [Real]Absence check using state equation in 453 ms returned sat
[2024-06-01 16:14:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:14:52] [INFO ] [Nat]Absence check using 175 positive place invariants in 40 ms returned sat
[2024-06-01 16:14:52] [INFO ] [Nat]Absence check using 175 positive and 7 generalized place invariants in 21 ms returned sat
[2024-06-01 16:14:53] [INFO ] [Nat]Absence check using state equation in 501 ms returned sat
[2024-06-01 16:14:53] [INFO ] [Nat]Added 1 Read/Feed constraints in 411 ms returned sat
[2024-06-01 16:14:53] [INFO ] Computed and/alt/rep : 949/2209/949 causal constraints (skipped 736 transitions) in 118 ms.
[2024-06-01 16:14:54] [INFO ] Added : 16 causal constraints over 4 iterations in 789 ms. Result :sat
Minimization took 884 ms.
[2024-06-01 16:14:55] [INFO ] [Real]Absence check using 175 positive place invariants in 58 ms returned sat
[2024-06-01 16:14:55] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 27 ms returned unsat
[2024-06-01 16:14:56] [INFO ] [Real]Absence check using 175 positive place invariants in 55 ms returned sat
[2024-06-01 16:14:56] [INFO ] [Real]Absence check using 175 positive and 7 generalized place invariants in 15 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 4, 1, 3, 1, 4, 4, 1, 3, 1, 1] Max Struct:[1, 1, 4, 1, 10, 1, 4, 5, 1, 10, 1, 1]
FORMULA PolyORBNT-COL-S05J80-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-07 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-COL-S05J80-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3, 4, 3] Max Struct:[10, 5, 10]
Support contains 407 out of 1189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1189/1189 places, 1695/1695 transitions.
Ensure Unique test removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 85 transitions
Trivial Post-agglo rules discarded 85 transitions
Performed 85 trivial Post agglomeration. Transition count delta: 85
Iterating post reduction 0 with 90 rules applied. Total rules applied 90 place count 1184 transition count 1610
Reduce places removed 85 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 86 rules applied. Total rules applied 176 place count 1099 transition count 1609
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 177 place count 1098 transition count 1609
Performed 84 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 84 Pre rules applied. Total rules applied 177 place count 1098 transition count 1525
Deduced a syphon composed of 84 places in 1 ms
Reduce places removed 84 places and 0 transitions.
Iterating global reduction 3 with 168 rules applied. Total rules applied 345 place count 1014 transition count 1525
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 346 place count 1013 transition count 1524
Iterating global reduction 3 with 1 rules applied. Total rules applied 347 place count 1013 transition count 1524
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 351 place count 1011 transition count 1522
Applied a total of 351 rules in 377 ms. Remains 1011 /1189 variables (removed 178) and now considering 1522/1695 (removed 173) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:14:56] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
// Phase 1: matrix 1518 rows 1011 cols
[2024-06-01 16:14:56] [INFO ] Computed 177 invariants in 70 ms
[2024-06-01 16:14:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:15:37] [INFO ] Deduced a trap composed of 220 places in 395 ms of which 8 ms to minimize.
[2024-06-01 16:15:37] [INFO ] Deduced a trap composed of 224 places in 350 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 45602ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 45661ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46066 ms. Remains : 1011/1189 places, 1522/1695 transitions.
[2024-06-01 16:15:42] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:15:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3, 4, 3] Max Struct:[10, 5, 10]
RANDOM walk for 1000000 steps (47180 resets) in 11375 ms. (87 steps per ms)
BEST_FIRST walk for 2720489 steps (7390 resets) in 8799 ms. (309 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3, 4, 3] Max Struct:[10, 5, 10]
[2024-06-01 16:16:02] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:02] [INFO ] Invariant cache hit.
[2024-06-01 16:16:02] [INFO ] [Real]Absence check using 170 positive place invariants in 38 ms returned sat
[2024-06-01 16:16:02] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 25 ms returned sat
[2024-06-01 16:16:03] [INFO ] [Real]Absence check using state equation in 574 ms returned sat
[2024-06-01 16:16:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:16:03] [INFO ] [Nat]Absence check using 170 positive place invariants in 32 ms returned sat
[2024-06-01 16:16:03] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 20 ms returned sat
[2024-06-01 16:16:03] [INFO ] [Nat]Absence check using state equation in 421 ms returned sat
[2024-06-01 16:16:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:16:03] [INFO ] [Nat]Added 1 Read/Feed constraints in 282 ms returned sat
[2024-06-01 16:16:04] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 89 ms.
[2024-06-01 16:16:04] [INFO ] Added : 11 causal constraints over 3 iterations in 841 ms. Result :sat
Minimization took 1515 ms.
[2024-06-01 16:16:06] [INFO ] [Real]Absence check using 170 positive place invariants in 43 ms returned sat
[2024-06-01 16:16:06] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 21 ms returned sat
[2024-06-01 16:16:07] [INFO ] [Real]Absence check using state equation in 594 ms returned sat
[2024-06-01 16:16:07] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:16:07] [INFO ] [Nat]Absence check using 170 positive place invariants in 39 ms returned sat
[2024-06-01 16:16:07] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 18 ms returned sat
[2024-06-01 16:16:12] [INFO ] [Nat]Absence check using state equation in 4905 ms returned unsat
[2024-06-01 16:16:12] [INFO ] [Real]Absence check using 170 positive place invariants in 40 ms returned sat
[2024-06-01 16:16:12] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 27 ms returned sat
[2024-06-01 16:16:13] [INFO ] [Real]Absence check using state equation in 488 ms returned sat
[2024-06-01 16:16:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:16:13] [INFO ] [Nat]Absence check using 170 positive place invariants in 32 ms returned sat
[2024-06-01 16:16:13] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 19 ms returned sat
[2024-06-01 16:16:13] [INFO ] [Nat]Absence check using state equation in 527 ms returned sat
[2024-06-01 16:16:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 36 ms returned sat
[2024-06-01 16:16:14] [INFO ] Deduced a trap composed of 248 places in 490 ms of which 6 ms to minimize.
[2024-06-01 16:16:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 622 ms
[2024-06-01 16:16:14] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 109 ms.
[2024-06-01 16:16:15] [INFO ] Added : 11 causal constraints over 3 iterations in 711 ms. Result :sat
Minimization took 1348 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3, 4, 3] Max Struct:[10, 4, 10]
FORMULA PolyORBNT-COL-S05J80-UpperBounds-09 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3, 3] Max Struct:[10, 10]
Support contains 2 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 62 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 1011/1011 places, 1522/1522 transitions.
[2024-06-01 16:16:16] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3, 3] Max Struct:[10, 10]
RANDOM walk for 1000000 steps (47363 resets) in 5990 ms. (166 steps per ms)
BEST_FIRST walk for 2000002 steps (5210 resets) in 3034 ms. (658 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3, 3] Max Struct:[10, 10]
[2024-06-01 16:16:25] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:25] [INFO ] Invariant cache hit.
[2024-06-01 16:16:25] [INFO ] [Real]Absence check using 170 positive place invariants in 40 ms returned sat
[2024-06-01 16:16:25] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 28 ms returned sat
[2024-06-01 16:16:26] [INFO ] [Real]Absence check using state equation in 435 ms returned sat
[2024-06-01 16:16:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:16:26] [INFO ] [Nat]Absence check using 170 positive place invariants in 29 ms returned sat
[2024-06-01 16:16:26] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 18 ms returned sat
[2024-06-01 16:16:27] [INFO ] [Nat]Absence check using state equation in 617 ms returned sat
[2024-06-01 16:16:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:16:27] [INFO ] [Nat]Added 1 Read/Feed constraints in 423 ms returned sat
[2024-06-01 16:16:27] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 132 ms.
[2024-06-01 16:16:28] [INFO ] Added : 11 causal constraints over 3 iterations in 1208 ms. Result :sat
Minimization took 1616 ms.
[2024-06-01 16:16:30] [INFO ] [Real]Absence check using 170 positive place invariants in 31 ms returned sat
[2024-06-01 16:16:30] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 19 ms returned sat
[2024-06-01 16:16:31] [INFO ] [Real]Absence check using state equation in 388 ms returned sat
[2024-06-01 16:16:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:16:31] [INFO ] [Nat]Absence check using 170 positive place invariants in 39 ms returned sat
[2024-06-01 16:16:31] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 27 ms returned sat
[2024-06-01 16:16:32] [INFO ] [Nat]Absence check using state equation in 766 ms returned sat
[2024-06-01 16:16:32] [INFO ] [Nat]Added 1 Read/Feed constraints in 49 ms returned sat
[2024-06-01 16:16:32] [INFO ] Deduced a trap composed of 248 places in 460 ms of which 7 ms to minimize.
[2024-06-01 16:16:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 625 ms
[2024-06-01 16:16:32] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 145 ms.
[2024-06-01 16:16:33] [INFO ] Added : 11 causal constraints over 3 iterations in 1063 ms. Result :sat
Minimization took 1502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3, 3] Max Struct:[10, 10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3, 3] Max Struct:[10, 10]
Support contains 2 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 57 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 51 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:16:35] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:35] [INFO ] Invariant cache hit.
[2024-06-01 16:16:37] [INFO ] Implicit Places using invariants in 1456 ms returned []
[2024-06-01 16:16:37] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:37] [INFO ] Invariant cache hit.
[2024-06-01 16:16:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:16:43] [INFO ] Implicit Places using invariants and state equation in 6123 ms returned []
Implicit Place search using SMT with State Equation took 7586 ms to find 0 implicit places.
[2024-06-01 16:16:43] [INFO ] Redundant transitions in 114 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:16:43] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:16:43] [INFO ] Invariant cache hit.
[2024-06-01 16:16:43] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:17:22] [INFO ] Deduced a trap composed of 13 places in 245 ms of which 4 ms to minimize.
[2024-06-01 16:17:35] [INFO ] Deduced a trap composed of 14 places in 478 ms of which 7 ms to minimize.
[2024-06-01 16:17:41] [INFO ] Deduced a trap composed of 236 places in 463 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 64874ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 64894ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72656 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1863 resets) in 1359 ms. (29 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (104 resets) in 138 ms. (287 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (97 resets) in 156 ms. (254 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (116 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (94 resets) in 149 ms. (266 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 217989 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :0 out of 4
Probabilistic random walk after 217989 steps, saw 66499 distinct states, run finished after 3003 ms. (steps per millisecond=72 ) properties seen :0
[2024-06-01 16:17:51] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:17:51] [INFO ] Invariant cache hit.
[2024-06-01 16:17:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 171/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 2 solved, 2 unsolved in 845 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 171/173 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 2 solved, 2 unsolved
[2024-06-01 16:17:54] [INFO ] Deduced a trap composed of 233 places in 391 ms of which 5 ms to minimize.
[2024-06-01 16:17:54] [INFO ] Deduced a trap composed of 233 places in 392 ms of which 5 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 2/1191 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2528 variables, 0/1191 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/2529 variables, 1/1192 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 1/1193 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2529 variables, 0/1193 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/2529 variables, 0/1193 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1193 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3544 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 2/2 constraints]
After SMT, in 4409ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 123 ms.
Support contains 2 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 166 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:17:56] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:17:56] [INFO ] Invariant cache hit.
[2024-06-01 16:17:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:18:25] [INFO ] Deduced a trap composed of 13 places in 294 ms of which 5 ms to minimize.
[2024-06-01 16:18:39] [INFO ] Deduced a trap composed of 14 places in 418 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 45041ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 45062ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45237 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1852 resets) in 511 ms. (78 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (111 resets) in 122 ms. (325 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (106 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 233595 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 2
Probabilistic random walk after 233595 steps, saw 71357 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2024-06-01 16:18:44] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:18:44] [INFO ] Invariant cache hit.
[2024-06-01 16:18:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 171/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1223 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 171/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 16:18:47] [INFO ] Deduced a trap composed of 233 places in 501 ms of which 7 ms to minimize.
[2024-06-01 16:18:48] [INFO ] Deduced a trap composed of 233 places in 464 ms of which 7 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 2/1191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2528 variables, 0/1191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 1/2529 variables, 1/1192 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 1/1193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2529 variables, 0/1193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/2529 variables, 0/1193 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1193 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4978 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints]
After SMT, in 6214ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 116 ms.
Support contains 2 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 76 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 57 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:18:51] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:18:51] [INFO ] Invariant cache hit.
[2024-06-01 16:18:52] [INFO ] Implicit Places using invariants in 1228 ms returned []
[2024-06-01 16:18:52] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:18:52] [INFO ] Invariant cache hit.
[2024-06-01 16:18:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:18:58] [INFO ] Implicit Places using invariants and state equation in 6155 ms returned []
Implicit Place search using SMT with State Equation took 7388 ms to find 0 implicit places.
[2024-06-01 16:18:58] [INFO ] Redundant transitions in 71 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:18:58] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:18:58] [INFO ] Invariant cache hit.
[2024-06-01 16:18:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
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(s661 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:19:37] [INFO ] Deduced a trap composed of 13 places in 261 ms of which 4 ms to minimize.
[2024-06-01 16:19:54] [INFO ] Deduced a trap composed of 14 places in 490 ms of which 7 ms to minimize.
[2024-06-01 16:20:00] [INFO ] Deduced a trap composed of 236 places in 304 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 64874ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 64897ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72422 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3, 3] Max Struct:[10, 10]
Starting property specific reduction for PolyORBNT-COL-S05J80-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[10]
[2024-06-01 16:20:03] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:20:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 10000 steps (469 resets) in 58 ms. (169 steps per ms)
BEST_FIRST walk for 10001 steps (27 resets) in 16 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[10]
[2024-06-01 16:20:03] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:20:03] [INFO ] Invariant cache hit.
[2024-06-01 16:20:03] [INFO ] [Real]Absence check using 170 positive place invariants in 28 ms returned sat
[2024-06-01 16:20:03] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 19 ms returned sat
[2024-06-01 16:20:04] [INFO ] [Real]Absence check using state equation in 428 ms returned sat
[2024-06-01 16:20:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:20:04] [INFO ] [Nat]Absence check using 170 positive place invariants in 32 ms returned sat
[2024-06-01 16:20:04] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 26 ms returned sat
[2024-06-01 16:20:05] [INFO ] [Nat]Absence check using state equation in 511 ms returned sat
[2024-06-01 16:20:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:20:05] [INFO ] [Nat]Added 1 Read/Feed constraints in 282 ms returned sat
[2024-06-01 16:20:05] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 121 ms.
[2024-06-01 16:20:06] [INFO ] Added : 11 causal constraints over 3 iterations in 1081 ms. Result :sat
Minimization took 668 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[10]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 78 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:20:07] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:20:07] [INFO ] Invariant cache hit.
[2024-06-01 16:20:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:20:36] [INFO ] Deduced a trap composed of 13 places in 261 ms of which 4 ms to minimize.
[2024-06-01 16:20:52] [INFO ] Deduced a trap composed of 14 places in 417 ms of which 7 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 44974ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 44997ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45079 ms. Remains : 1011/1011 places, 1522/1522 transitions.
[2024-06-01 16:20:52] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:20:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[10]
RANDOM walk for 1000000 steps (47256 resets) in 5942 ms. (168 steps per ms)
BEST_FIRST walk for 1000001 steps (2599 resets) in 1704 ms. (586 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[10]
[2024-06-01 16:20:59] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:20:59] [INFO ] Invariant cache hit.
[2024-06-01 16:21:00] [INFO ] [Real]Absence check using 170 positive place invariants in 40 ms returned sat
[2024-06-01 16:21:00] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 26 ms returned sat
[2024-06-01 16:21:00] [INFO ] [Real]Absence check using state equation in 472 ms returned sat
[2024-06-01 16:21:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:21:00] [INFO ] [Nat]Absence check using 170 positive place invariants in 32 ms returned sat
[2024-06-01 16:21:00] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 19 ms returned sat
[2024-06-01 16:21:01] [INFO ] [Nat]Absence check using state equation in 404 ms returned sat
[2024-06-01 16:21:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:21:01] [INFO ] [Nat]Added 1 Read/Feed constraints in 335 ms returned sat
[2024-06-01 16:21:01] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 132 ms.
[2024-06-01 16:21:02] [INFO ] Added : 11 causal constraints over 3 iterations in 980 ms. Result :sat
Minimization took 1532 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[10]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 68 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 62 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:21:04] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:21:04] [INFO ] Invariant cache hit.
[2024-06-01 16:21:05] [INFO ] Implicit Places using invariants in 1316 ms returned []
[2024-06-01 16:21:05] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:21:05] [INFO ] Invariant cache hit.
[2024-06-01 16:21:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:21:11] [INFO ] Implicit Places using invariants and state equation in 5869 ms returned []
Implicit Place search using SMT with State Equation took 7185 ms to find 0 implicit places.
[2024-06-01 16:21:11] [INFO ] Redundant transitions in 56 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:21:11] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:21:11] [INFO ] Invariant cache hit.
[2024-06-01 16:21:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:21:50] [INFO ] Deduced a trap composed of 13 places in 201 ms of which 3 ms to minimize.
[2024-06-01 16:22:06] [INFO ] Deduced a trap composed of 14 places in 464 ms of which 8 ms to minimize.
[2024-06-01 16:22:13] [INFO ] Deduced a trap composed of 236 places in 467 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 65081ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 65107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72420 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1862 resets) in 472 ms. (84 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (101 resets) in 81 ms. (487 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (112 resets) in 109 ms. (363 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 245863 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 2
Probabilistic random walk after 245863 steps, saw 75218 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2024-06-01 16:22:19] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:22:19] [INFO ] Invariant cache hit.
[2024-06-01 16:22:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 1 solved, 1 unsolved in 903 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-06-01 16:22:22] [INFO ] Deduced a trap composed of 177 places in 401 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1190 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1191 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1191 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1191 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1191 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1649 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 2568ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 37 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:22:22] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:22:22] [INFO ] Invariant cache hit.
[2024-06-01 16:22:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s274 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:22:51] [INFO ] Deduced a trap composed of 13 places in 236 ms of which 3 ms to minimize.
[2024-06-01 16:23:04] [INFO ] Deduced a trap composed of 14 places in 412 ms of which 7 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 44945ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 44960ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45001 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40001 steps (1885 resets) in 374 ms. (106 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (112 resets) in 117 ms. (339 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 278393 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 1
Probabilistic random walk after 278393 steps, saw 85353 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2024-06-01 16:23:10] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:23:10] [INFO ] Invariant cache hit.
[2024-06-01 16:23:10] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 0 solved, 1 unsolved in 842 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 16:23:12] [INFO ] Deduced a trap composed of 177 places in 424 ms of which 7 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1191 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1641 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 2493ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 62 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 49 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:23:13] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:23:13] [INFO ] Invariant cache hit.
[2024-06-01 16:23:14] [INFO ] Implicit Places using invariants in 1342 ms returned []
[2024-06-01 16:23:14] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:23:14] [INFO ] Invariant cache hit.
[2024-06-01 16:23:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:23:20] [INFO ] Implicit Places using invariants and state equation in 5867 ms returned []
Implicit Place search using SMT with State Equation took 7211 ms to find 0 implicit places.
[2024-06-01 16:23:20] [INFO ] Redundant transitions in 15 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:23:20] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:23:20] [INFO ] Invariant cache hit.
[2024-06-01 16:23:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(timeout
s428 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:23:59] [INFO ] Deduced a trap composed of 13 places in 276 ms of which 4 ms to minimize.
[2024-06-01 16:24:14] [INFO ] Deduced a trap composed of 14 places in 478 ms of which 7 ms to minimize.
[2024-06-01 16:24:21] [INFO ] Deduced a trap composed of 236 places in 422 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 65244ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 65259ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72553 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[10]
Ending property specific reduction for PolyORBNT-COL-S05J80-UpperBounds-05 in 262130 ms.
Starting property specific reduction for PolyORBNT-COL-S05J80-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[10]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[10]
[2024-06-01 16:24:25] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:24:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[10]
RANDOM walk for 10000 steps (491 resets) in 87 ms. (113 steps per ms)
BEST_FIRST walk for 10001 steps (24 resets) in 21 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[10]
[2024-06-01 16:24:25] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:24:25] [INFO ] Invariant cache hit.
[2024-06-01 16:24:26] [INFO ] [Real]Absence check using 170 positive place invariants in 40 ms returned sat
[2024-06-01 16:24:26] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 27 ms returned sat
[2024-06-01 16:24:26] [INFO ] [Real]Absence check using state equation in 448 ms returned sat
[2024-06-01 16:24:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:24:26] [INFO ] [Nat]Absence check using 170 positive place invariants in 31 ms returned sat
[2024-06-01 16:24:26] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 18 ms returned sat
[2024-06-01 16:24:27] [INFO ] [Nat]Absence check using state equation in 544 ms returned sat
[2024-06-01 16:24:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:24:27] [INFO ] [Nat]Added 1 Read/Feed constraints in 64 ms returned sat
[2024-06-01 16:24:27] [INFO ] Deduced a trap composed of 248 places in 488 ms of which 6 ms to minimize.
[2024-06-01 16:24:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 643 ms
[2024-06-01 16:24:28] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 138 ms.
[2024-06-01 16:24:28] [INFO ] Added : 11 causal constraints over 3 iterations in 920 ms. Result :sat
Minimization took 659 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[10]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 45 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:24:29] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:24:29] [INFO ] Invariant cache hit.
[2024-06-01 16:24:29] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s673 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:24:58] [INFO ] Deduced a trap composed of 13 places in 271 ms of which 3 ms to minimize.
[2024-06-01 16:25:13] [INFO ] Deduced a trap composed of 14 places in 458 ms of which 7 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 44943ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 44962ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45011 ms. Remains : 1011/1011 places, 1522/1522 transitions.
[2024-06-01 16:25:14] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:25:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[10]
RANDOM walk for 1000000 steps (47493 resets) in 5922 ms. (168 steps per ms)
BEST_FIRST walk for 1000001 steps (2612 resets) in 1530 ms. (653 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[10]
[2024-06-01 16:25:22] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:25:22] [INFO ] Invariant cache hit.
[2024-06-01 16:25:22] [INFO ] [Real]Absence check using 170 positive place invariants in 39 ms returned sat
[2024-06-01 16:25:22] [INFO ] [Real]Absence check using 170 positive and 7 generalized place invariants in 28 ms returned sat
[2024-06-01 16:25:22] [INFO ] [Real]Absence check using state equation in 391 ms returned sat
[2024-06-01 16:25:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:25:22] [INFO ] [Nat]Absence check using 170 positive place invariants in 43 ms returned sat
[2024-06-01 16:25:22] [INFO ] [Nat]Absence check using 170 positive and 7 generalized place invariants in 27 ms returned sat
[2024-06-01 16:25:23] [INFO ] [Nat]Absence check using state equation in 778 ms returned sat
[2024-06-01 16:25:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:25:23] [INFO ] [Nat]Added 1 Read/Feed constraints in 46 ms returned sat
[2024-06-01 16:25:24] [INFO ] Deduced a trap composed of 248 places in 551 ms of which 7 ms to minimize.
[2024-06-01 16:25:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 686 ms
[2024-06-01 16:25:24] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 130 ms.
[2024-06-01 16:25:25] [INFO ] Added : 11 causal constraints over 3 iterations in 1028 ms. Result :sat
Minimization took 1710 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[10]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[10]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 73 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 47 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:25:27] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:25:27] [INFO ] Invariant cache hit.
[2024-06-01 16:25:28] [INFO ] Implicit Places using invariants in 1521 ms returned []
[2024-06-01 16:25:29] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:25:29] [INFO ] Invariant cache hit.
[2024-06-01 16:25:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:25:34] [INFO ] Implicit Places using invariants and state equation in 5977 ms returned []
Implicit Place search using SMT with State Equation took 7499 ms to find 0 implicit places.
[2024-06-01 16:25:35] [INFO ] Redundant transitions in 43 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:25:35] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:25:35] [INFO ] Invariant cache hit.
[2024-06-01 16:25:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:26:15] [INFO ] Deduced a trap composed of 13 places in 268 ms of which 3 ms to minimize.
[2024-06-01 16:26:31] [INFO ] Deduced a trap composed of 14 places in 442 ms of which 7 ms to minimize.
[2024-06-01 16:26:38] [INFO ] Deduced a trap composed of 236 places in 483 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 66354ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 66384ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73989 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1903 resets) in 549 ms. (72 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (123 resets) in 102 ms. (388 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (112 resets) in 105 ms. (377 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 235153 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 2
Probabilistic random walk after 235153 steps, saw 71843 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2024-06-01 16:26:44] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:26:44] [INFO ] Invariant cache hit.
[2024-06-01 16:26:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 1 solved, 1 unsolved in 902 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2528/2529 variables, and 1189 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1986 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1010/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 2911ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 57 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:26:47] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:26:47] [INFO ] Invariant cache hit.
[2024-06-01 16:26:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:27:16] [INFO ] Deduced a trap composed of 13 places in 282 ms of which 5 ms to minimize.
[2024-06-01 16:27:30] [INFO ] Deduced a trap composed of 14 places in 469 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 174 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 2/2 constraints]
After SMT, in 45049ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 45073ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45135 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1896 resets) in 313 ms. (127 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (111 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 266268 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :0 out of 1
Probabilistic random walk after 266268 steps, saw 81592 distinct states, run finished after 3001 ms. (steps per millisecond=88 ) properties seen :0
[2024-06-01 16:27:35] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:27:35] [INFO ] Invariant cache hit.
[2024-06-01 16:27:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 0 solved, 1 unsolved in 958 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 172/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 742/915 variables, 86/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/915 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/997 variables, 82/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 11/1008 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1008 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/1010 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1190 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10919 ms.
Refiners :[Positive P Invariants (semi-flows): 170/170 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 11893ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 77 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 64 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:27:47] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:27:47] [INFO ] Invariant cache hit.
[2024-06-01 16:27:49] [INFO ] Implicit Places using invariants in 1368 ms returned []
[2024-06-01 16:27:49] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:27:49] [INFO ] Invariant cache hit.
[2024-06-01 16:27:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:27:56] [INFO ] Implicit Places using invariants and state equation in 6775 ms returned []
Implicit Place search using SMT with State Equation took 8149 ms to find 0 implicit places.
[2024-06-01 16:27:56] [INFO ] Redundant transitions in 43 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:27:56] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:27:56] [INFO ] Invariant cache hit.
[2024-06-01 16:27:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 6/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:28:37] [INFO ] Deduced a trap composed of 13 places in 270 ms of which 3 ms to minimize.
[2024-06-01 16:28:51] [INFO ] Deduced a trap composed of 14 places in 502 ms of which 7 ms to minimize.
[2024-06-01 16:28:57] [INFO ] Deduced a trap composed of 236 places in 430 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 3/175 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 166/170 constraints, Generalized P Invariants (flows): 6/7 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 66859ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 66883ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75153 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[10]
Ending property specific reduction for PolyORBNT-COL-S05J80-UpperBounds-12 in 277211 ms.
[2024-06-01 16:29:03] [INFO ] Flatten gal took : 174 ms
[2024-06-01 16:29:03] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 16:29:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1011 places, 1522 transitions and 7906 arcs took 10 ms.
Total runtime 868876 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : PolyORBNT-COL-S05J80-UpperBounds-05
Could not compute solution for formula : PolyORBNT-COL-S05J80-UpperBounds-12

BK_STOP 1717259343608

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name PolyORBNT-COL-S05J80-UpperBounds-05
ub formula formula --maxsum=/tmp/1112/ub_0_
ub formula name PolyORBNT-COL-S05J80-UpperBounds-12
ub formula formula --maxsum=/tmp/1112/ub_1_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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="PolyORBNT-COL-S05J80"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is PolyORBNT-COL-S05J80, 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 r516-tajo-171654447000397"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-COL-S05J80.tgz
mv PolyORBNT-COL-S05J80 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;