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-171654446300085.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)
........................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PolyORBLF-COL-S02J04T08, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r516-tajo-171654446300085
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 608K
-rw-r--r-- 1 mcc users 7.4K Apr 11 16:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Apr 11 16:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Apr 11 16:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 11 16:52 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 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K Apr 11 17:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 71K Apr 11 17:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 11 17:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 113K Apr 11 17:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 154K 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 PolyORBLF-COL-S02J04T08-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S02J04T08-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717248239465

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S02J04T08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:24:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 13:24:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:24:01] [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 13:24:01] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 13:24:01] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 741 ms
[2024-06-01 13:24:01] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 614 PT places and 1300.0 transition bindings in 23 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
[2024-06-01 13:24:01] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 5 ms.
[2024-06-01 13:24:01] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Normalized transition count is 64 out of 65 initially.
// Phase 1: matrix 64 rows 81 cols
[2024-06-01 13:24:01] [INFO ] Computed 26 invariants in 19 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0] Max Struct:[1, 1, 3, 1, 3, 2, 140, 21, 8, 2, 4, 1, 20, 1, 2, 1]
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-06-01 13:24:01] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
// Phase 1: matrix 64 rows 81 cols
[2024-06-01 13:24:01] [INFO ] Computed 26 invariants in 6 ms
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 6 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using state equation in 61 ms returned sat
[2024-06-01 13:24:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-06-01 13:24:02] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 13:24:02] [INFO ] [Nat]Added 8 Read/Feed constraints in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-01 13:24:02] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 16 ms.
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-06-01 13:24:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2024-06-01 13:24:02] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 13:24:02] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 13 ms to minimize.
[2024-06-01 13:24:02] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 2 ms to minimize.
[2024-06-01 13:24:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 103 ms
[2024-06-01 13:24:02] [INFO ] Added : 54 causal constraints over 11 iterations in 192 ms. Result :sat
Minimization took 24 ms.
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 2 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-06-01 13:24:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Nat]Added 8 Read/Feed constraints in 25 ms returned sat
[2024-06-01 13:24:02] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:02] [INFO ] Added : 54 causal constraints over 12 iterations in 96 ms. Result :sat
Minimization took 38 ms.
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2024-06-01 13:24:02] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 13:24:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Added 8 Read/Feed constraints in 16 ms returned sat
[2024-06-01 13:24:03] [INFO ] Deduced a trap composed of 30 places in 37 ms of which 2 ms to minimize.
[2024-06-01 13:24:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2024-06-01 13:24:03] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2024-06-01 13:24:03] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:24:03] [INFO ] Deduced a trap composed of 23 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:24:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 103 ms
[2024-06-01 13:24:03] [INFO ] Added : 54 causal constraints over 11 iterations in 189 ms. Result :sat
Minimization took 38 ms.
[2024-06-01 13:24:03] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 13:24:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Nat]Added 8 Read/Feed constraints in 61 ms returned sat
[2024-06-01 13:24:03] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 19 ms.
[2024-06-01 13:24:03] [INFO ] Added : 57 causal constraints over 12 iterations in 138 ms. Result :sat
Minimization took 215 ms.
[2024-06-01 13:24:03] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:03] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-06-01 13:24:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Added 8 Read/Feed constraints in 8 ms returned sat
[2024-06-01 13:24:04] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:04] [INFO ] Added : 28 causal constraints over 6 iterations in 65 ms. Result :sat
Minimization took 26 ms.
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-06-01 13:24:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2024-06-01 13:24:04] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:04] [INFO ] Added : 6 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 25 ms.
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned unsat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 9 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-06-01 13:24:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2024-06-01 13:24:04] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-01 13:24:04] [INFO ] Deduced a trap composed of 31 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:24:04] [INFO ] Deduced a trap composed of 31 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:24:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 110 ms
[2024-06-01 13:24:04] [INFO ] Added : 58 causal constraints over 12 iterations in 231 ms. Result :sat
Minimization took 35 ms.
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:04] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-06-01 13:24:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2024-06-01 13:24:05] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 13:24:05] [INFO ] Added : 34 causal constraints over 7 iterations in 69 ms. Result :sat
Minimization took 30 ms.
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-06-01 13:24:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:05] [INFO ] Added : 44 causal constraints over 10 iterations in 78 ms. Result :sat
Minimization took 33 ms.
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-06-01 13:24:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2024-06-01 13:24:05] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:05] [INFO ] Added : 54 causal constraints over 11 iterations in 79 ms. Result :sat
Minimization took 29 ms.
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-06-01 13:24:05] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2024-06-01 13:24:05] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-01 13:24:05] [INFO ] Added : 7 causal constraints over 2 iterations in 24 ms. Result :sat
Minimization took 27 ms.
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 3 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-06-01 13:24:05] [INFO ] [Real]Added 8 Read/Feed constraints in 2 ms returned sat
[2024-06-01 13:24:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2024-06-01 13:24:06] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-01 13:24:06] [INFO ] Added : 9 causal constraints over 3 iterations in 31 ms. Result :sat
Minimization took 21 ms.
[2024-06-01 13:24:06] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Real]Absence check using 11 positive and 15 generalized place invariants in 4 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-06-01 13:24:06] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using 11 positive and 15 generalized place invariants in 5 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-06-01 13:24:06] [INFO ] [Nat]Added 8 Read/Feed constraints in 5 ms returned sat
[2024-06-01 13:24:06] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 6 ms.
[2024-06-01 13:24:06] [INFO ] Added : 3 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 3, 1, 3, 2, 140, 1, 8, 2, 4, 1, 20, 2, 1]
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
[2024-06-01 13:24:06] [INFO ] Unfolded HLPN to a Petri net with 614 places and 1242 transitions 5732 arcs in 51 ms.
[2024-06-01 13:24:06] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 3, 1, 3, 2, 140, 8, 2, 4, 1, 20, 2, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 3, 1, 3, 2, 140, 8, 2, 4, 1, 20, 2, 1]
[2024-06-01 13:24:06] [INFO ] Flow matrix only has 1098 transitions (discarded 16 similar events)
// Phase 1: matrix 1098 rows 614 cols
[2024-06-01 13:24:06] [INFO ] Computed 50 invariants in 50 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 3, 1, 3, 2, 8, 8, 2, 4, 1, 20, 2, 1]
RANDOM walk for 10000 steps (3 resets) in 113 ms. (87 steps per ms)
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90001 steps (20 resets) in 388 ms. (231 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 1, 2, 1, 1, 0, 2, 1] Max Struct:[3, 3, 2, 8, 8, 2, 4, 20, 2]
[2024-06-01 13:24:06] [INFO ] Flow matrix only has 1098 transitions (discarded 16 similar events)
[2024-06-01 13:24:06] [INFO ] Invariant cache hit.
[2024-06-01 13:24:07] [INFO ] [Real]Absence check using 14 positive place invariants in 16 ms returned sat
[2024-06-01 13:24:07] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 26 ms returned sat
[2024-06-01 13:24:07] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2024-06-01 13:24:07] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:07] [INFO ] [Nat]Absence check using 14 positive place invariants in 15 ms returned sat
[2024-06-01 13:24:07] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 25 ms returned sat
[2024-06-01 13:24:08] [INFO ] [Nat]Absence check using state equation in 440 ms returned sat
[2024-06-01 13:24:08] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:24:08] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:24:08] [INFO ] [Nat]Added 96 Read/Feed constraints in 794 ms returned sat
[2024-06-01 13:24:09] [INFO ] Computed and/alt/rep : 728/2582/720 causal constraints (skipped 376 transitions) in 112 ms.
[2024-06-01 13:24:12] [INFO ] Added : 95 causal constraints over 20 iterations in 3142 ms. Result :sat
Minimization took 423 ms.
[2024-06-01 13:24:12] [INFO ] [Real]Absence check using 14 positive place invariants in 17 ms returned sat
[2024-06-01 13:24:12] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 25 ms returned sat
[2024-06-01 13:24:13] [INFO ] [Real]Absence check using state equation in 493 ms returned sat
[2024-06-01 13:24:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:13] [INFO ] [Nat]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:13] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 20 ms returned sat
[2024-06-01 13:24:14] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2024-06-01 13:24:14] [INFO ] [Nat]Added 96 Read/Feed constraints in 301 ms returned sat
[2024-06-01 13:24:14] [INFO ] Computed and/alt/rep : 728/2582/720 causal constraints (skipped 376 transitions) in 124 ms.
[2024-06-01 13:24:16] [INFO ] Added : 50 causal constraints over 10 iterations in 1981 ms. Result :sat
Minimization took 617 ms.
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 6 ms returned unsat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive place invariants in 14 ms returned sat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 13 ms returned unsat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 6 ms returned unsat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 9 ms returned unsat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:17] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 24 ms returned sat
[2024-06-01 13:24:18] [INFO ] [Real]Absence check using state equation in 543 ms returned sat
[2024-06-01 13:24:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:18] [INFO ] [Nat]Absence check using 14 positive place invariants in 15 ms returned sat
[2024-06-01 13:24:18] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 24 ms returned sat
[2024-06-01 13:24:19] [INFO ] [Nat]Absence check using state equation in 766 ms returned sat
[2024-06-01 13:24:19] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:24:19] [INFO ] [Nat]Added 96 Read/Feed constraints in 620 ms returned sat
[2024-06-01 13:24:19] [INFO ] Computed and/alt/rep : 728/2582/720 causal constraints (skipped 376 transitions) in 103 ms.
[2024-06-01 13:24:21] [INFO ] Added : 60 causal constraints over 13 iterations in 1414 ms. Result :sat
Minimization took 663 ms.
[2024-06-01 13:24:21] [INFO ] [Real]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-06-01 13:24:21] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 23 ms returned sat
[2024-06-01 13:24:22] [INFO ] [Real]Absence check using state equation in 368 ms returned sat
[2024-06-01 13:24:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:24:22] [INFO ] [Nat]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:22] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 21 ms returned sat
[2024-06-01 13:24:22] [INFO ] [Nat]Absence check using state equation in 493 ms returned sat
[2024-06-01 13:24:23] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:24:23] [INFO ] [Nat]Added 96 Read/Feed constraints in 718 ms returned sat
[2024-06-01 13:24:23] [INFO ] Computed and/alt/rep : 728/2582/720 causal constraints (skipped 376 transitions) in 104 ms.
[2024-06-01 13:24:26] [INFO ] Added : 121 causal constraints over 25 iterations in 2324 ms. Result :sat
Minimization took 680 ms.
[2024-06-01 13:24:26] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2024-06-01 13:24:26] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 22 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 1, 2, 1, 1, 0, 2, 1] Max Struct:[3, 3, 1, 2, 1, 1, 4, 20, 1]
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-06 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Support contains 18 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1114/1114 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 74 rules applied. Total rules applied 74 place count 612 transition count 1042
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 146 place count 540 transition count 1042
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 146 place count 540 transition count 978
Deduced a syphon composed of 64 places in 3 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 274 place count 476 transition count 978
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 386 place count 420 transition count 922
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 402 place count 420 transition count 906
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 418 place count 404 transition count 906
Applied a total of 418 rules in 243 ms. Remains 404 /614 variables (removed 210) and now considering 906/1114 (removed 208) transitions.
Running 904 sub problems to find dead transitions.
[2024-06-01 13:24:27] [INFO ] Flow matrix only has 890 transitions (discarded 16 similar events)
// Phase 1: matrix 890 rows 404 cols
[2024-06-01 13:24:27] [INFO ] Computed 48 invariants in 20 ms
[2024-06-01 13:24:27] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 34/46 constraints. Problems are: Problem set: 0 solved, 904 unsolved
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 89 ms of which 2 ms to minimize.
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 71 ms of which 2 ms to minimize.
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 57 ms of which 2 ms to minimize.
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 0 ms to minimize.
[2024-06-01 13:24:34] [INFO ] Deduced a trap composed of 39 places in 71 ms of which 1 ms to minimize.
[2024-06-01 13:24:35] [INFO ] Deduced a trap composed of 39 places in 68 ms of which 10 ms to minimize.
[2024-06-01 13:24:35] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 1 ms to minimize.
[2024-06-01 13:24:35] [INFO ] Deduced a trap composed of 149 places in 272 ms of which 3 ms to minimize.
[2024-06-01 13:24:35] [INFO ] Deduced a trap composed of 151 places in 265 ms of which 4 ms to minimize.
[2024-06-01 13:24:36] [INFO ] Deduced a trap composed of 147 places in 240 ms of which 3 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 147 places in 185 ms of which 3 ms to minimize.
[2024-06-01 13:24:38] [INFO ] Deduced a trap composed of 70 places in 150 ms of which 2 ms to minimize.
[2024-06-01 13:24:39] [INFO ] Deduced a trap composed of 31 places in 191 ms of which 3 ms to minimize.
[2024-06-01 13:24:41] [INFO ] Deduced a trap composed of 132 places in 224 ms of which 4 ms to minimize.
[2024-06-01 13:24:42] [INFO ] Deduced a trap composed of 135 places in 234 ms of which 3 ms to minimize.
[2024-06-01 13:24:43] [INFO ] Deduced a trap composed of 152 places in 233 ms of which 3 ms to minimize.
[2024-06-01 13:24:43] [INFO ] Deduced a trap composed of 152 places in 235 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 18/64 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 402/1294 variables, and 64 constraints, problems are : Problem set: 0 solved, 904 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 34/35 constraints, State Equation: 0/404 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 904/904 constraints, Known Traps: 18/18 constraints]
Escalating to Integer solving :Problem set: 0 solved, 904 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/402 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/402 variables, 34/46 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 18/64 constraints. Problems are: Problem set: 0 solved, 904 unsolved
[2024-06-01 13:24:56] [INFO ] Deduced a trap composed of 65 places in 259 ms of which 3 ms to minimize.
[2024-06-01 13:24:58] [INFO ] Deduced a trap composed of 226 places in 265 ms of which 5 ms to minimize.
[2024-06-01 13:24:59] [INFO ] Deduced a trap composed of 19 places in 185 ms of which 2 ms to minimize.
[2024-06-01 13:25:02] [INFO ] Deduced a trap composed of 134 places in 168 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/402 variables, 4/68 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 402/1294 variables, and 68 constraints, problems are : Problem set: 0 solved, 904 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 34/35 constraints, State Equation: 0/404 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/904 constraints, Known Traps: 22/22 constraints]
After SMT, in 42009ms problems are : Problem set: 0 solved, 904 unsolved
Search for dead transitions found 0 dead transitions in 42039ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42311 ms. Remains : 404/614 places, 906/1114 transitions.
[2024-06-01 13:25:09] [INFO ] Flow matrix only has 890 transitions (discarded 16 similar events)
[2024-06-01 13:25:09] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
RANDOM walk for 1000000 steps (404 resets) in 4545 ms. (219 steps per ms)
BEST_FIRST walk for 4000003 steps (684 resets) in 7361 ms. (543 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
[2024-06-01 13:25:21] [INFO ] Flow matrix only has 890 transitions (discarded 16 similar events)
[2024-06-01 13:25:21] [INFO ] Invariant cache hit.
[2024-06-01 13:25:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-06-01 13:25:21] [INFO ] [Real]Absence check using 13 positive and 35 generalized place invariants in 31 ms returned sat
[2024-06-01 13:25:21] [INFO ] [Real]Absence check using state equation in 328 ms returned sat
[2024-06-01 13:25:21] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:25:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-06-01 13:25:21] [INFO ] [Nat]Absence check using 13 positive and 35 generalized place invariants in 20 ms returned sat
[2024-06-01 13:25:23] [INFO ] [Nat]Absence check using state equation in 1427 ms returned sat
[2024-06-01 13:25:23] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:25:27] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:25:32] [INFO ] [Nat]Added 96 Read/Feed constraints in 9031 ms returned unknown
[2024-06-01 13:25:32] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2024-06-01 13:25:32] [INFO ] [Real]Absence check using 13 positive and 35 generalized place invariants in 24 ms returned sat
[2024-06-01 13:25:32] [INFO ] [Real]Absence check using state equation in 338 ms returned sat
[2024-06-01 13:25:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:25:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-06-01 13:25:32] [INFO ] [Nat]Absence check using 13 positive and 35 generalized place invariants in 15 ms returned sat
[2024-06-01 13:25:33] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2024-06-01 13:25:35] [INFO ] [Nat]Added 96 Read/Feed constraints in 2561 ms returned sat
[2024-06-01 13:25:35] [INFO ] Deduced a trap composed of 36 places in 184 ms of which 3 ms to minimize.
[2024-06-01 13:25:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 478 ms
[2024-06-01 13:25:36] [INFO ] Computed and/alt/rep : 432/1438/424 causal constraints (skipped 464 transitions) in 91 ms.
[2024-06-01 13:25:37] [INFO ] Deduced a trap composed of 39 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:25:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 170 ms
[2024-06-01 13:25:37] [INFO ] Added : 39 causal constraints over 9 iterations in 1105 ms. Result :sat
Minimization took 4502 ms.
[2024-06-01 13:25:41] [INFO ] [Real]Absence check using 13 positive place invariants in 23 ms returned sat
[2024-06-01 13:25:41] [INFO ] [Real]Absence check using 13 positive and 35 generalized place invariants in 19 ms returned sat
[2024-06-01 13:25:42] [INFO ] [Real]Absence check using state equation in 462 ms returned sat
[2024-06-01 13:25:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:25:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2024-06-01 13:25:42] [INFO ] [Nat]Absence check using 13 positive and 35 generalized place invariants in 18 ms returned sat
[2024-06-01 13:25:42] [INFO ] [Nat]Absence check using state equation in 412 ms returned sat
[2024-06-01 13:25:43] [INFO ] [Nat]Added 96 Read/Feed constraints in 1011 ms returned sat
[2024-06-01 13:25:44] [INFO ] Deduced a trap composed of 34 places in 123 ms of which 2 ms to minimize.
[2024-06-01 13:25:44] [INFO ] Deduced a trap composed of 154 places in 218 ms of which 3 ms to minimize.
[2024-06-01 13:25:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 770 ms
[2024-06-01 13:25:44] [INFO ] Computed and/alt/rep : 432/1438/424 causal constraints (skipped 464 transitions) in 62 ms.
[2024-06-01 13:25:46] [INFO ] Deduced a trap composed of 19 places in 137 ms of which 3 ms to minimize.
[2024-06-01 13:25:46] [INFO ] Deduced a trap composed of 40 places in 54 ms of which 4 ms to minimize.
[2024-06-01 13:25:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 308 ms
[2024-06-01 13:25:46] [INFO ] Added : 62 causal constraints over 13 iterations in 1689 ms. Result :sat
Minimization took 4515 ms.
[2024-06-01 13:25:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2024-06-01 13:25:51] [INFO ] [Real]Absence check using 13 positive and 35 generalized place invariants in 13 ms returned sat
[2024-06-01 13:25:51] [INFO ] [Real]Absence check using state equation in 234 ms returned sat
[2024-06-01 13:25:51] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:25:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-06-01 13:25:51] [INFO ] [Nat]Absence check using 13 positive and 35 generalized place invariants in 29 ms returned sat
[2024-06-01 13:25:51] [INFO ] [Nat]Absence check using state equation in 235 ms returned sat
[2024-06-01 13:25:51] [INFO ] [Nat]Added 96 Read/Feed constraints in 245 ms returned sat
[2024-06-01 13:25:51] [INFO ] Computed and/alt/rep : 432/1438/424 causal constraints (skipped 464 transitions) in 63 ms.
[2024-06-01 13:25:52] [INFO ] Added : 29 causal constraints over 6 iterations in 387 ms. Result :sat
Minimization took 3820 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Support contains 18 out of 404 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 404/404 places, 906/906 transitions.
Applied a total of 0 rules in 32 ms. Remains 404 /404 variables (removed 0) and now considering 906/906 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 404/404 places, 906/906 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 404/404 places, 906/906 transitions.
Applied a total of 0 rules in 26 ms. Remains 404 /404 variables (removed 0) and now considering 906/906 (removed 0) transitions.
[2024-06-01 13:25:56] [INFO ] Flow matrix only has 890 transitions (discarded 16 similar events)
[2024-06-01 13:25:56] [INFO ] Invariant cache hit.
[2024-06-01 13:25:57] [INFO ] Implicit Places using invariants in 471 ms returned [358, 359, 360, 361, 362, 363, 364, 365]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 497 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 396/404 places, 906/906 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 388 transition count 898
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 388 transition count 898
Applied a total of 16 rules in 59 ms. Remains 388 /396 variables (removed 8) and now considering 898/906 (removed 8) transitions.
[2024-06-01 13:25:57] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
// Phase 1: matrix 882 rows 388 cols
[2024-06-01 13:25:57] [INFO ] Computed 40 invariants in 20 ms
[2024-06-01 13:25:57] [INFO ] Implicit Places using invariants in 504 ms returned []
[2024-06-01 13:25:57] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:25:57] [INFO ] Invariant cache hit.
[2024-06-01 13:25:58] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:26:01] [INFO ] Implicit Places using invariants and state equation in 4010 ms returned []
Implicit Place search using SMT with State Equation took 4519 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 388/404 places, 898/906 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 5102 ms. Remains : 388/404 places, 898/906 transitions.
[2024-06-01 13:26:01] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:26:01] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
RANDOM walk for 1000000 steps (385 resets) in 3629 ms. (275 steps per ms)
BEST_FIRST walk for 4000001 steps (708 resets) in 6912 ms. (578 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
[2024-06-01 13:26:12] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:26:12] [INFO ] Invariant cache hit.
[2024-06-01 13:26:12] [INFO ] [Real]Absence check using 15 positive place invariants in 9 ms returned sat
[2024-06-01 13:26:12] [INFO ] [Real]Absence check using 15 positive and 25 generalized place invariants in 14 ms returned sat
[2024-06-01 13:26:12] [INFO ] [Real]Absence check using state equation in 250 ms returned sat
[2024-06-01 13:26:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:26:12] [INFO ] [Nat]Absence check using 15 positive place invariants in 9 ms returned sat
[2024-06-01 13:26:12] [INFO ] [Nat]Absence check using 15 positive and 25 generalized place invariants in 12 ms returned sat
[2024-06-01 13:26:13] [INFO ] [Nat]Absence check using state equation in 352 ms returned sat
[2024-06-01 13:26:13] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:26:13] [INFO ] [Nat]Added 96 Read/Feed constraints in 604 ms returned sat
[2024-06-01 13:26:14] [INFO ] Deduced a trap composed of 19 places in 320 ms of which 4 ms to minimize.
[2024-06-01 13:26:14] [INFO ] Deduced a trap composed of 168 places in 403 ms of which 4 ms to minimize.
[2024-06-01 13:26:14] [INFO ] Deduced a trap composed of 153 places in 307 ms of which 3 ms to minimize.
[2024-06-01 13:26:15] [INFO ] Deduced a trap composed of 154 places in 263 ms of which 3 ms to minimize.
[2024-06-01 13:26:15] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1706 ms
[2024-06-01 13:26:15] [INFO ] Computed and/alt/rep : 416/1357/408 causal constraints (skipped 472 transitions) in 90 ms.
[2024-06-01 13:26:16] [INFO ] Added : 31 causal constraints over 7 iterations in 741 ms. Result :sat
Minimization took 4506 ms.
[2024-06-01 13:26:20] [INFO ] [Real]Absence check using 15 positive place invariants in 12 ms returned sat
[2024-06-01 13:26:20] [INFO ] [Real]Absence check using 15 positive and 25 generalized place invariants in 19 ms returned sat
[2024-06-01 13:26:21] [INFO ] [Real]Absence check using state equation in 311 ms returned sat
[2024-06-01 13:26:21] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:26:21] [INFO ] [Nat]Absence check using 15 positive place invariants in 8 ms returned sat
[2024-06-01 13:26:21] [INFO ] [Nat]Absence check using 15 positive and 25 generalized place invariants in 19 ms returned sat
[2024-06-01 13:26:23] [INFO ] [Nat]Absence check using state equation in 2553 ms returned sat
[2024-06-01 13:26:25] [INFO ] [Nat]Added 96 Read/Feed constraints in 1444 ms returned sat
[2024-06-01 13:26:25] [INFO ] Deduced a trap composed of 19 places in 367 ms of which 4 ms to minimize.
[2024-06-01 13:26:26] [INFO ] Deduced a trap composed of 155 places in 337 ms of which 2 ms to minimize.
[2024-06-01 13:26:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 860 ms
[2024-06-01 13:26:26] [INFO ] Computed and/alt/rep : 416/1357/408 causal constraints (skipped 472 transitions) in 95 ms.
[2024-06-01 13:26:27] [INFO ] Added : 37 causal constraints over 8 iterations in 1115 ms. Result :sat
Minimization took 4527 ms.
[2024-06-01 13:26:31] [INFO ] [Real]Absence check using 15 positive place invariants in 11 ms returned sat
[2024-06-01 13:26:31] [INFO ] [Real]Absence check using 15 positive and 25 generalized place invariants in 16 ms returned sat
[2024-06-01 13:26:32] [INFO ] [Real]Absence check using state equation in 260 ms returned sat
[2024-06-01 13:26:32] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:26:32] [INFO ] [Nat]Absence check using 15 positive place invariants in 10 ms returned sat
[2024-06-01 13:26:32] [INFO ] [Nat]Absence check using 15 positive and 25 generalized place invariants in 17 ms returned sat
[2024-06-01 13:26:32] [INFO ] [Nat]Absence check using state equation in 444 ms returned sat
[2024-06-01 13:26:37] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:26:39] [INFO ] [Nat]Added 96 Read/Feed constraints in 7152 ms returned sat
[2024-06-01 13:26:40] [INFO ] Deduced a trap composed of 19 places in 230 ms of which 3 ms to minimize.
[2024-06-01 13:26:44] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 4778 ms
[2024-06-01 13:26:44] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2024-06-01 13:26:44] [INFO ] [Real]Absence check using 15 positive and 25 generalized place invariants in 15 ms returned sat
[2024-06-01 13:26:45] [INFO ] [Real]Absence check using state equation in 335 ms returned sat
[2024-06-01 13:26:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:26:45] [INFO ] [Nat]Absence check using 15 positive place invariants in 8 ms returned sat
[2024-06-01 13:26:45] [INFO ] [Nat]Absence check using 15 positive and 25 generalized place invariants in 13 ms returned sat
[2024-06-01 13:26:45] [INFO ] [Nat]Absence check using state equation in 299 ms returned sat
[2024-06-01 13:26:45] [INFO ] [Nat]Added 96 Read/Feed constraints in 169 ms returned sat
[2024-06-01 13:26:45] [INFO ] Computed and/alt/rep : 416/1357/408 causal constraints (skipped 472 transitions) in 64 ms.
[2024-06-01 13:26:46] [INFO ] Added : 19 causal constraints over 4 iterations in 348 ms. Result :sat
Minimization took 4215 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Support contains 18 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 898/898 transitions.
Applied a total of 0 rules in 21 ms. Remains 388 /388 variables (removed 0) and now considering 898/898 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 388/388 places, 898/898 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 898/898 transitions.
Applied a total of 0 rules in 26 ms. Remains 388 /388 variables (removed 0) and now considering 898/898 (removed 0) transitions.
[2024-06-01 13:26:50] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:26:50] [INFO ] Invariant cache hit.
[2024-06-01 13:26:54] [INFO ] Implicit Places using invariants in 3962 ms returned []
[2024-06-01 13:26:54] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:26:54] [INFO ] Invariant cache hit.
[2024-06-01 13:26:55] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:26:58] [INFO ] Implicit Places using invariants and state equation in 4171 ms returned []
Implicit Place search using SMT with State Equation took 8151 ms to find 0 implicit places.
[2024-06-01 13:26:58] [INFO ] Redundant transitions in 73 ms returned []
Running 896 sub problems to find dead transitions.
[2024-06-01 13:26:59] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2024-06-01 13:26:59] [INFO ] Invariant cache hit.
[2024-06-01 13:26:59] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 896 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 896 unsolved
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 69 ms of which 2 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 68 ms of which 2 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 51 ms of which 1 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 29 ms of which 0 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 32 ms of which 1 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 30 ms of which 1 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 39 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 147 places in 216 ms of which 2 ms to minimize.
[2024-06-01 13:27:06] [INFO ] Deduced a trap composed of 187 places in 221 ms of which 4 ms to minimize.
[2024-06-01 13:27:07] [INFO ] Deduced a trap composed of 132 places in 257 ms of which 2 ms to minimize.
[2024-06-01 13:27:07] [INFO ] Deduced a trap composed of 158 places in 219 ms of which 2 ms to minimize.
[2024-06-01 13:27:07] [INFO ] Deduced a trap composed of 166 places in 231 ms of which 3 ms to minimize.
[2024-06-01 13:27:07] [INFO ] Deduced a trap composed of 54 places in 198 ms of which 2 ms to minimize.
[2024-06-01 13:27:08] [INFO ] Deduced a trap composed of 54 places in 234 ms of which 3 ms to minimize.
[2024-06-01 13:27:08] [INFO ] Deduced a trap composed of 54 places in 216 ms of which 3 ms to minimize.
[2024-06-01 13:27:08] [INFO ] Deduced a trap composed of 39 places in 324 ms of which 4 ms to minimize.
[2024-06-01 13:27:08] [INFO ] Deduced a trap composed of 54 places in 244 ms of which 2 ms to minimize.
[2024-06-01 13:27:09] [INFO ] Deduced a trap composed of 164 places in 225 ms of which 2 ms to minimize.
[2024-06-01 13:27:09] [INFO ] Deduced a trap composed of 162 places in 225 ms of which 3 ms to minimize.
[2024-06-01 13:27:09] [INFO ] Deduced a trap composed of 19 places in 239 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 896 unsolved
[2024-06-01 13:27:12] [INFO ] Deduced a trap composed of 149 places in 183 ms of which 2 ms to minimize.
[2024-06-01 13:27:12] [INFO ] Deduced a trap composed of 31 places in 128 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 896 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 896 unsolved
Problem TDEAD790 is UNSAT
Problem TDEAD793 is UNSAT
Problem TDEAD794 is UNSAT
Problem TDEAD797 is UNSAT
Problem TDEAD798 is UNSAT
Problem TDEAD799 is UNSAT
Problem TDEAD804 is UNSAT
Problem TDEAD807 is UNSAT
Problem TDEAD808 is UNSAT
Problem TDEAD811 is UNSAT
Problem TDEAD812 is UNSAT
Problem TDEAD813 is UNSAT
Problem TDEAD818 is UNSAT
Problem TDEAD821 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD825 is UNSAT
Problem TDEAD826 is UNSAT
Problem TDEAD827 is UNSAT
Problem TDEAD832 is UNSAT
Problem TDEAD835 is UNSAT
Problem TDEAD836 is UNSAT
Problem TDEAD839 is UNSAT
Problem TDEAD840 is UNSAT
Problem TDEAD841 is UNSAT
Problem TDEAD846 is UNSAT
Problem TDEAD849 is UNSAT
Problem TDEAD850 is UNSAT
Problem TDEAD853 is UNSAT
Problem TDEAD854 is UNSAT
Problem TDEAD855 is UNSAT
Problem TDEAD860 is UNSAT
Problem TDEAD863 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD867 is UNSAT
Problem TDEAD868 is UNSAT
Problem TDEAD869 is UNSAT
Problem TDEAD874 is UNSAT
Problem TDEAD877 is UNSAT
Problem TDEAD878 is UNSAT
Problem TDEAD881 is UNSAT
Problem TDEAD882 is UNSAT
Problem TDEAD883 is UNSAT
Problem TDEAD888 is UNSAT
Problem TDEAD891 is UNSAT
Problem TDEAD892 is UNSAT
Problem TDEAD895 is UNSAT
Problem TDEAD896 is UNSAT
Problem TDEAD897 is UNSAT
At refinement iteration 5 (OVERLAPS) 1/387 variables, 1/61 constraints. Problems are: Problem set: 48 solved, 848 unsolved
[2024-06-01 13:27:30] [INFO ] Deduced a trap composed of 128 places in 266 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 387/1270 variables, and 62 constraints, problems are : Problem set: 48 solved, 848 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 24/25 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 896/896 constraints, Known Traps: 23/23 constraints]
Escalating to Integer solving :Problem set: 48 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 14/14 constraints. Problems are: Problem set: 48 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 24/38 constraints. Problems are: Problem set: 48 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 23/61 constraints. Problems are: Problem set: 48 solved, 848 unsolved
[2024-06-01 13:27:40] [INFO ] Deduced a trap composed of 134 places in 259 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 1/62 constraints. Problems are: Problem set: 48 solved, 848 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 0/62 constraints. Problems are: Problem set: 48 solved, 848 unsolved
SMT process timed out in 62049ms, After SMT, problems are : Problem set: 48 solved, 848 unsolved
Search for dead transitions found 48 dead transitions in 62065ms
Found 48 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 48 transitions
Dead transitions reduction (with SMT) removed 48 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 388/388 places, 850/898 transitions.
Applied a total of 0 rules in 48 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 13:28:01] [INFO ] Redundant transitions in 18 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 70412 ms. Remains : 388/388 places, 850/898 transitions.
[2024-06-01 13:28:01] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
// Phase 1: matrix 834 rows 388 cols
[2024-06-01 13:28:01] [INFO ] Computed 40 invariants in 46 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
RANDOM walk for 1000000 steps (401 resets) in 3516 ms. (284 steps per ms)
BEST_FIRST walk for 4000003 steps (692 resets) in 6622 ms. (603 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
[2024-06-01 13:28:11] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:28:11] [INFO ] Invariant cache hit.
[2024-06-01 13:28:11] [INFO ] [Real]Absence check using 14 positive place invariants in 23 ms returned sat
[2024-06-01 13:28:11] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 31 ms returned sat
[2024-06-01 13:28:11] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2024-06-01 13:28:11] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:28:12] [INFO ] [Nat]Absence check using 14 positive place invariants in 19 ms returned sat
[2024-06-01 13:28:12] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 24 ms returned sat
[2024-06-01 13:28:13] [INFO ] [Nat]Absence check using state equation in 1148 ms returned sat
[2024-06-01 13:28:13] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:28:17] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 13:28:22] [INFO ] [Nat]Added 96 Read/Feed constraints in 9012 ms returned unknown
[2024-06-01 13:28:22] [INFO ] [Real]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-06-01 13:28:22] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 19 ms returned sat
[2024-06-01 13:28:22] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2024-06-01 13:28:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:28:22] [INFO ] [Nat]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-06-01 13:28:22] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 19 ms returned sat
[2024-06-01 13:28:23] [INFO ] [Nat]Absence check using state equation in 437 ms returned sat
[2024-06-01 13:28:23] [INFO ] [Nat]Added 96 Read/Feed constraints in 322 ms returned sat
[2024-06-01 13:28:23] [INFO ] Deduced a trap composed of 19 places in 302 ms of which 4 ms to minimize.
[2024-06-01 13:28:24] [INFO ] Deduced a trap composed of 153 places in 254 ms of which 3 ms to minimize.
[2024-06-01 13:28:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 821 ms
[2024-06-01 13:28:24] [INFO ] Computed and/alt/rep : 448/1677/440 causal constraints (skipped 392 transitions) in 75 ms.
[2024-06-01 13:28:25] [INFO ] Added : 40 causal constraints over 8 iterations in 630 ms. Result :sat
Minimization took 3131 ms.
[2024-06-01 13:28:28] [INFO ] [Real]Absence check using 14 positive place invariants in 21 ms returned sat
[2024-06-01 13:28:28] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 55 ms returned sat
[2024-06-01 13:28:28] [INFO ] [Real]Absence check using state equation in 415 ms returned sat
[2024-06-01 13:28:28] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:28:29] [INFO ] [Nat]Absence check using 14 positive place invariants in 10 ms returned sat
[2024-06-01 13:28:29] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 17 ms returned sat
[2024-06-01 13:28:29] [INFO ] [Nat]Absence check using state equation in 459 ms returned sat
[2024-06-01 13:28:33] [INFO ] [Nat]Added 96 Read/Feed constraints in 4061 ms returned sat
[2024-06-01 13:28:33] [INFO ] Deduced a trap composed of 74 places in 208 ms of which 2 ms to minimize.
[2024-06-01 13:28:38] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 4786 ms
[2024-06-01 13:28:38] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-06-01 13:28:38] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 18 ms returned sat
[2024-06-01 13:28:38] [INFO ] [Real]Absence check using state equation in 350 ms returned sat
[2024-06-01 13:28:38] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:28:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-06-01 13:28:38] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 14 ms returned sat
[2024-06-01 13:28:39] [INFO ] [Nat]Absence check using state equation in 302 ms returned sat
[2024-06-01 13:28:39] [INFO ] [Nat]Added 96 Read/Feed constraints in 213 ms returned sat
[2024-06-01 13:28:39] [INFO ] Computed and/alt/rep : 448/1677/440 causal constraints (skipped 392 transitions) in 81 ms.
[2024-06-01 13:28:40] [INFO ] Added : 46 causal constraints over 10 iterations in 950 ms. Result :sat
Minimization took 3199 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 2] Max Struct:[3, 3, 4, 20]
Support contains 18 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 13 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 388/388 places, 850/850 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 13 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 13:28:44] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:28:44] [INFO ] Invariant cache hit.
[2024-06-01 13:28:45] [INFO ] Implicit Places using invariants in 409 ms returned []
[2024-06-01 13:28:45] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:28:45] [INFO ] Invariant cache hit.
[2024-06-01 13:28:45] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:28:51] [INFO ] Implicit Places using invariants and state equation in 6333 ms returned []
Implicit Place search using SMT with State Equation took 6763 ms to find 0 implicit places.
[2024-06-01 13:28:51] [INFO ] Redundant transitions in 10 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 13:28:51] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:28:51] [INFO ] Invariant cache hit.
[2024-06-01 13:28:51] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:28:57] [INFO ] Deduced a trap composed of 39 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:28:57] [INFO ] Deduced a trap composed of 39 places in 60 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 39 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 39 places in 32 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 1 ms to minimize.
[2024-06-01 13:28:58] [INFO ] Deduced a trap composed of 128 places in 203 ms of which 3 ms to minimize.
[2024-06-01 13:29:01] [INFO ] Deduced a trap composed of 39 places in 46 ms of which 1 ms to minimize.
[2024-06-01 13:29:02] [INFO ] Deduced a trap composed of 135 places in 280 ms of which 3 ms to minimize.
[2024-06-01 13:29:04] [INFO ] Deduced a trap composed of 145 places in 249 ms of which 3 ms to minimize.
[2024-06-01 13:29:04] [INFO ] Deduced a trap composed of 134 places in 247 ms of which 3 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 126 places in 269 ms of which 4 ms to minimize.
[2024-06-01 13:29:05] [INFO ] Deduced a trap composed of 135 places in 232 ms of which 3 ms to minimize.
[2024-06-01 13:29:06] [INFO ] Deduced a trap composed of 159 places in 269 ms of which 11 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:29:09] [INFO ] Deduced a trap composed of 37 places in 102 ms of which 1 ms to minimize.
[2024-06-01 13:29:09] [INFO ] Deduced a trap composed of 31 places in 143 ms of which 3 ms to minimize.
[2024-06-01 13:29:14] [INFO ] Deduced a trap composed of 153 places in 212 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:29:22] [INFO ] Deduced a trap composed of 144 places in 212 ms of which 3 ms to minimize.
[2024-06-01 13:29:22] [INFO ] Deduced a trap composed of 152 places in 206 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 58 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:29:32] [INFO ] Deduced a trap composed of 158 places in 210 ms of which 3 ms to minimize.
[2024-06-01 13:29:33] [INFO ] Deduced a trap composed of 152 places in 213 ms of which 3 ms to minimize.
[2024-06-01 13:29:33] [INFO ] Deduced a trap composed of 36 places in 106 ms of which 4 ms to minimize.
[2024-06-01 13:29:33] [INFO ] Deduced a trap composed of 37 places in 96 ms of which 1 ms to minimize.
[2024-06-01 13:29:34] [INFO ] Deduced a trap composed of 19 places in 114 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 5/63 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 5 (OVERLAPS) 1/387 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 387/1222 variables, and 64 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 25/25 constraints]
After SMT, in 61558ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 61573ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68402 ms. Remains : 388/388 places, 850/850 transitions.
RANDOM walk for 40000 steps (24 resets) in 2570 ms. (15 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (12 resets) in 195 ms. (204 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (10 resets) in 303 ms. (131 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40000 steps (10 resets) in 253 ms. (157 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (9 resets) in 459 ms. (86 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (11 resets) in 355 ms. (112 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (9 resets) in 248 ms. (160 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (10 resets) in 278 ms. (143 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 209 ms. (190 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 134431 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 8
Probabilistic random walk after 134431 steps, saw 75423 distinct states, run finished after 3005 ms. (steps per millisecond=44 ) properties seen :0
[2024-06-01 13:29:58] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:29:58] [INFO ] Invariant cache hit.
[2024-06-01 13:29:58] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX3 is UNSAT
At refinement iteration 1 (OVERLAPS) 134/152 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/152 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 35/187 variables, 2/5 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 9/196 variables, 5/10 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 183/379 variables, 22/32 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:29:58] [INFO ] Deduced a trap composed of 39 places in 178 ms of which 4 ms to minimize.
[2024-06-01 13:29:58] [INFO ] Deduced a trap composed of 40 places in 131 ms of which 2 ms to minimize.
[2024-06-01 13:29:59] [INFO ] Deduced a trap composed of 39 places in 93 ms of which 1 ms to minimize.
[2024-06-01 13:29:59] [INFO ] Deduced a trap composed of 39 places in 77 ms of which 1 ms to minimize.
[2024-06-01 13:29:59] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:29:59] [INFO ] Deduced a trap composed of 39 places in 77 ms of which 1 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 6/38 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 4/383 variables, 4/42 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/383 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 3/386 variables, 3/45 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/386 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 834/1220 variables, 386/431 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1220 variables, 96/527 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 0/527 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 2/1222 variables, 2/529 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1222 variables, 1/530 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1222 variables, 0/530 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 0/1222 variables, 0/530 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1222/1222 variables, and 530 constraints, problems are : Problem set: 1 solved, 7 unsolved in 3732 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 1 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 134/152 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/152 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 35/187 variables, 2/5 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 9/196 variables, 5/10 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 183/379 variables, 22/32 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 6/38 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:30:02] [INFO ] Deduced a trap composed of 39 places in 76 ms of which 2 ms to minimize.
[2024-06-01 13:30:02] [INFO ] Deduced a trap composed of 39 places in 75 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 2/40 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:30:02] [INFO ] Deduced a trap composed of 133 places in 251 ms of which 3 ms to minimize.
[2024-06-01 13:30:03] [INFO ] Deduced a trap composed of 171 places in 234 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 2/42 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:30:03] [INFO ] Deduced a trap composed of 153 places in 246 ms of which 5 ms to minimize.
[2024-06-01 13:30:03] [INFO ] Deduced a trap composed of 189 places in 252 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 2/44 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:30:03] [INFO ] Deduced a trap composed of 171 places in 232 ms of which 2 ms to minimize.
[2024-06-01 13:30:04] [INFO ] Deduced a trap composed of 121 places in 194 ms of which 3 ms to minimize.
[2024-06-01 13:30:04] [INFO ] Deduced a trap composed of 159 places in 209 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/379 variables, 3/47 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-06-01 13:30:04] [INFO ] Deduced a trap composed of 130 places in 192 ms of which 3 ms to minimize.
[2024-06-01 13:30:04] [INFO ] Deduced a trap composed of 155 places in 159 ms of which 3 ms to minimize.
[2024-06-01 13:30:04] [INFO ] Deduced a trap composed of 159 places in 178 ms of which 2 ms to minimize.
[2024-06-01 13:30:05] [INFO ] Deduced a trap composed of 155 places in 176 ms of which 3 ms to minimize.
[2024-06-01 13:30:05] [INFO ] Deduced a trap composed of 155 places in 173 ms of which 2 ms to minimize.
[2024-06-01 13:30:05] [INFO ] Deduced a trap composed of 152 places in 172 ms of which 2 ms to minimize.
[2024-06-01 13:30:05] [INFO ] Deduced a trap composed of 153 places in 173 ms of which 2 ms to minimize.
[2024-06-01 13:30:05] [INFO ] Deduced a trap composed of 153 places in 172 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/379 variables, 8/55 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/379 variables, 0/55 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 4/383 variables, 4/59 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/383 variables, 0/59 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 3/386 variables, 3/62 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/386 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 834/1220 variables, 386/448 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1220 variables, 96/544 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1222 variables, and 551 constraints, problems are : Problem set: 1 solved, 7 unsolved in 5039 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 386/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 23/23 constraints]
After SMT, in 8820ms problems are : Problem set: 1 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 18 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 25 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Running 848 sub problems to find dead transitions.
[2024-06-01 13:30:06] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:30:06] [INFO ] Invariant cache hit.
[2024-06-01 13:30:06] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:30:13] [INFO ] Deduced a trap composed of 39 places in 115 ms of which 2 ms to minimize.
[2024-06-01 13:30:13] [INFO ] Deduced a trap composed of 39 places in 81 ms of which 1 ms to minimize.
[2024-06-01 13:30:13] [INFO ] Deduced a trap composed of 39 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:30:13] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:30:14] [INFO ] Deduced a trap composed of 39 places in 98 ms of which 1 ms to minimize.
[2024-06-01 13:30:14] [INFO ] Deduced a trap composed of 39 places in 59 ms of which 1 ms to minimize.
[2024-06-01 13:30:14] [INFO ] Deduced a trap composed of 39 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:30:14] [INFO ] Deduced a trap composed of 128 places in 324 ms of which 2 ms to minimize.
[2024-06-01 13:30:17] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:30:19] [INFO ] Deduced a trap composed of 135 places in 221 ms of which 3 ms to minimize.
[2024-06-01 13:30:21] [INFO ] Deduced a trap composed of 145 places in 254 ms of which 4 ms to minimize.
[2024-06-01 13:30:21] [INFO ] Deduced a trap composed of 134 places in 258 ms of which 3 ms to minimize.
[2024-06-01 13:30:21] [INFO ] Deduced a trap composed of 126 places in 182 ms of which 3 ms to minimize.
[2024-06-01 13:30:22] [INFO ] Deduced a trap composed of 135 places in 217 ms of which 2 ms to minimize.
[2024-06-01 13:30:23] [INFO ] Deduced a trap composed of 159 places in 196 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:30:25] [INFO ] Deduced a trap composed of 37 places in 131 ms of which 2 ms to minimize.
[2024-06-01 13:30:26] [INFO ] Deduced a trap composed of 31 places in 97 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 55 constraints, problems are : Problem set: 0 solved, 848 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 17/17 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:30:33] [INFO ] Deduced a trap composed of 19 places in 137 ms of which 2 ms to minimize.
[2024-06-01 13:30:39] [INFO ] Deduced a trap composed of 66 places in 209 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 2/57 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 386/1222 variables, and 57 constraints, problems are : Problem set: 0 solved, 848 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 19/19 constraints]
After SMT, in 41436ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 41454ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41485 ms. Remains : 388/388 places, 850/850 transitions.
RANDOM walk for 40000 steps (14 resets) in 410 ms. (97 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (10 resets) in 184 ms. (216 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (11 resets) in 127 ms. (312 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (12 resets) in 122 ms. (325 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (12 resets) in 123 ms. (322 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (10 resets) in 117 ms. (339 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (10 resets) in 122 ms. (325 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (9 resets) in 120 ms. (330 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 157321 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 7
Probabilistic random walk after 157321 steps, saw 87455 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2024-06-01 13:30:51] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:30:51] [INFO ] Invariant cache hit.
[2024-06-01 13:30:51] [INFO ] State equation strengthened by 96 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 134/152 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/152 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 35/187 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 9/196 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 183/379 variables, 22/32 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 94 ms of which 1 ms to minimize.
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 66 ms of which 1 ms to minimize.
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 40 ms of which 1 ms to minimize.
[2024-06-01 13:30:52] [INFO ] Deduced a trap composed of 39 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 4/383 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/383 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 3/386 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/386 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 834/1220 variables, 386/431 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1220 variables, 96/527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 2/1222 variables, 2/529 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1222 variables, 1/530 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1222 variables, 0/530 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 0/1222 variables, 0/530 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1222/1222 variables, and 530 constraints, problems are : Problem set: 0 solved, 7 unsolved in 2744 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 134/152 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/152 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 35/187 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 9/196 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 183/379 variables, 22/32 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-06-01 13:30:54] [INFO ] Deduced a trap composed of 39 places in 65 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 4/383 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/383 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 3/386 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/386 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 834/1220 variables, 386/432 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 96/528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem MAX0 is UNSAT
Problem MIN0 is UNSAT
Problem MAX2 is UNSAT
Problem MIN2 is UNSAT
At refinement iteration 18 (INCLUDED_ONLY) 0/1220 variables, 7/535 constraints. Problems are: Problem set: 4 solved, 3 unsolved
[2024-06-01 13:30:57] [INFO ] Deduced a trap composed of 132 places in 254 ms of which 4 ms to minimize.
[2024-06-01 13:30:57] [INFO ] Deduced a trap composed of 39 places in 53 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/1220 variables, 2/537 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1220 variables, 0/537 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/1222 variables, 2/539 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1222 variables, 1/540 constraints. Problems are: Problem set: 4 solved, 3 unsolved
[2024-06-01 13:31:05] [INFO ] Deduced a trap composed of 120 places in 278 ms of which 3 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/1222 variables, 1/541 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1222 variables, 0/541 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 0/1222 variables, 0/541 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1222/1222 variables, and 541 constraints, problems are : Problem set: 4 solved, 3 unsolved in 11476 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 10/10 constraints]
After SMT, in 14242ms problems are : Problem set: 4 solved, 3 unsolved
Parikh walk visited 0 properties in 16509 ms.
Support contains 16 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 19 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 388/388 places, 850/850 transitions.
RANDOM walk for 40000 steps (23 resets) in 239 ms. (166 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (12 resets) in 151 ms. (263 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 136 ms. (291 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (12 resets) in 113 ms. (350 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 231605 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 3
Probabilistic random walk after 231605 steps, saw 126594 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) properties seen :0
[2024-06-01 13:31:25] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:31:25] [INFO ] Invariant cache hit.
[2024-06-01 13:31:25] [INFO ] State equation strengthened by 96 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 135/151 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 13:31:26] [INFO ] Deduced a trap composed of 39 places in 118 ms of which 2 ms to minimize.
[2024-06-01 13:31:26] [INFO ] Deduced a trap composed of 40 places in 123 ms of which 2 ms to minimize.
[2024-06-01 13:31:26] [INFO ] Deduced a trap composed of 39 places in 82 ms of which 2 ms to minimize.
[2024-06-01 13:31:26] [INFO ] Deduced a trap composed of 39 places in 63 ms of which 2 ms to minimize.
[2024-06-01 13:31:26] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 4/383 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/383 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 3/386 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/386 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 834/1220 variables, 386/430 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1220 variables, 96/526 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1220 variables, 0/526 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/1222 variables, 2/528 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1222 variables, 1/529 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1222 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1222 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1222/1222 variables, and 529 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2102 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 135/151 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 13:31:28] [INFO ] Deduced a trap composed of 39 places in 79 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 4/383 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/383 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/386 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/386 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 834/1220 variables, 386/431 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1220 variables, 96/527 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 3/530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-06-01 13:31:29] [INFO ] Deduced a trap composed of 133 places in 227 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1220 variables, 1/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1220 variables, 0/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/1222 variables, 2/533 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1222 variables, 1/534 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1222 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 0/1222 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1222/1222 variables, and 534 constraints, problems are : Problem set: 0 solved, 3 unsolved in 13987 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 7/7 constraints]
After SMT, in 16102ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 4289 ms.
Support contains 16 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 34 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 388/388 places, 850/850 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 23 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 13:31:46] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:31:46] [INFO ] Invariant cache hit.
[2024-06-01 13:31:47] [INFO ] Implicit Places using invariants in 621 ms returned []
[2024-06-01 13:31:47] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:31:47] [INFO ] Invariant cache hit.
[2024-06-01 13:31:47] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:31:53] [INFO ] Implicit Places using invariants and state equation in 6883 ms returned []
Implicit Place search using SMT with State Equation took 7508 ms to find 0 implicit places.
[2024-06-01 13:31:53] [INFO ] Redundant transitions in 12 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 13:31:53] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:31:53] [INFO ] Invariant cache hit.
[2024-06-01 13:31:53] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 90 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 94 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 42 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 1 ms to minimize.
[2024-06-01 13:32:01] [INFO ] Deduced a trap composed of 128 places in 269 ms of which 5 ms to minimize.
[2024-06-01 13:32:04] [INFO ] Deduced a trap composed of 39 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:32:05] [INFO ] Deduced a trap composed of 135 places in 256 ms of which 3 ms to minimize.
[2024-06-01 13:32:07] [INFO ] Deduced a trap composed of 145 places in 223 ms of which 3 ms to minimize.
[2024-06-01 13:32:08] [INFO ] Deduced a trap composed of 134 places in 238 ms of which 3 ms to minimize.
[2024-06-01 13:32:08] [INFO ] Deduced a trap composed of 126 places in 340 ms of which 6 ms to minimize.
[2024-06-01 13:32:09] [INFO ] Deduced a trap composed of 135 places in 260 ms of which 3 ms to minimize.
[2024-06-01 13:32:09] [INFO ] Deduced a trap composed of 159 places in 241 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:32:13] [INFO ] Deduced a trap composed of 37 places in 147 ms of which 2 ms to minimize.
[2024-06-01 13:32:13] [INFO ] Deduced a trap composed of 31 places in 156 ms of which 1 ms to minimize.
[2024-06-01 13:32:19] [INFO ] Deduced a trap composed of 153 places in 178 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 56 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 18/18 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:32:31] [INFO ] Deduced a trap composed of 19 places in 102 ms of which 2 ms to minimize.
[2024-06-01 13:32:41] [INFO ] Deduced a trap composed of 128 places in 231 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:32:49] [INFO ] Deduced a trap composed of 149 places in 270 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 386/1222 variables, and 59 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 21/21 constraints]
After SMT, in 61510ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 61528ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69081 ms. Remains : 388/388 places, 850/850 transitions.
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-10 0 TECHNIQUES REACHABILITY_MIN
FORMULA PolyORBLF-COL-S02J04T08-UpperBounds-02 0 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[0, 2] Max Struct:[3, 20]
Starting property specific reduction for PolyORBLF-COL-S02J04T08-UpperBounds-04
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:[3]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[3]
[2024-06-01 13:32:55] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:32:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[3]
RANDOM walk for 10000 steps (6 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 15 ms. (625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[3]
[2024-06-01 13:32:55] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:32:55] [INFO ] Invariant cache hit.
[2024-06-01 13:32:55] [INFO ] [Real]Absence check using 14 positive place invariants in 15 ms returned sat
[2024-06-01 13:32:55] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 23 ms returned sat
[2024-06-01 13:32:55] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2024-06-01 13:32:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:32:56] [INFO ] [Nat]Absence check using 14 positive place invariants in 12 ms returned sat
[2024-06-01 13:32:56] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 23 ms returned sat
[2024-06-01 13:32:56] [INFO ] [Nat]Absence check using state equation in 516 ms returned sat
[2024-06-01 13:32:56] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:32:56] [INFO ] [Nat]Added 96 Read/Feed constraints in 300 ms returned sat
[2024-06-01 13:32:57] [INFO ] Deduced a trap composed of 19 places in 218 ms of which 4 ms to minimize.
[2024-06-01 13:32:57] [INFO ] Deduced a trap composed of 153 places in 213 ms of which 3 ms to minimize.
[2024-06-01 13:32:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 631 ms
[2024-06-01 13:32:57] [INFO ] Computed and/alt/rep : 448/1677/440 causal constraints (skipped 392 transitions) in 65 ms.
[2024-06-01 13:32:58] [INFO ] Added : 40 causal constraints over 8 iterations in 680 ms. Result :sat
Minimization took 622 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[3]
Support contains 8 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 380 transition count 842
Applied a total of 16 rules in 29 ms. Remains 380 /388 variables (removed 8) and now considering 842/850 (removed 8) transitions.
Running 840 sub problems to find dead transitions.
[2024-06-01 13:32:58] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
// Phase 1: matrix 826 rows 380 cols
[2024-06-01 13:32:58] [INFO ] Computed 40 invariants in 20 ms
[2024-06-01 13:32:58] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:33:06] [INFO ] Deduced a trap composed of 132 places in 233 ms of which 4 ms to minimize.
[2024-06-01 13:33:06] [INFO ] Deduced a trap composed of 171 places in 253 ms of which 3 ms to minimize.
[2024-06-01 13:33:06] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 1 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 55 places in 148 ms of which 2 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 0 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 1 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 0 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 1 ms to minimize.
[2024-06-01 13:33:07] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:33:09] [INFO ] Deduced a trap composed of 130 places in 223 ms of which 3 ms to minimize.
[2024-06-01 13:33:09] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:33:11] [INFO ] Deduced a trap composed of 161 places in 201 ms of which 2 ms to minimize.
[2024-06-01 13:33:11] [INFO ] Deduced a trap composed of 19 places in 245 ms of which 3 ms to minimize.
[2024-06-01 13:33:11] [INFO ] Deduced a trap composed of 141 places in 177 ms of which 2 ms to minimize.
[2024-06-01 13:33:12] [INFO ] Deduced a trap composed of 179 places in 263 ms of which 3 ms to minimize.
[2024-06-01 13:33:12] [INFO ] Deduced a trap composed of 140 places in 269 ms of which 3 ms to minimize.
[2024-06-01 13:33:13] [INFO ] Deduced a trap composed of 139 places in 185 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:33:16] [INFO ] Deduced a trap composed of 218 places in 215 ms of which 2 ms to minimize.
[2024-06-01 13:33:19] [INFO ] Deduced a trap composed of 142 places in 243 ms of which 3 ms to minimize.
[2024-06-01 13:33:19] [INFO ] Deduced a trap composed of 134 places in 233 ms of which 5 ms to minimize.
[2024-06-01 13:33:19] [INFO ] Deduced a trap composed of 126 places in 184 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 378/1206 variables, and 60 constraints, problems are : Problem set: 0 solved, 840 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 840/840 constraints, Known Traps: 22/22 constraints]
Escalating to Integer solving :Problem set: 0 solved, 840 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 22/60 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:33:24] [INFO ] Deduced a trap composed of 137 places in 240 ms of which 2 ms to minimize.
[2024-06-01 13:33:29] [INFO ] Deduced a trap composed of 139 places in 228 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/378 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 840 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/1206 variables, and 62 constraints, problems are : Problem set: 0 solved, 840 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/840 constraints, Known Traps: 24/24 constraints]
After SMT, in 41726ms problems are : Problem set: 0 solved, 840 unsolved
Search for dead transitions found 0 dead transitions in 41737ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41768 ms. Remains : 380/388 places, 842/850 transitions.
[2024-06-01 13:33:40] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:33:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[3]
RANDOM walk for 1000000 steps (444 resets) in 2928 ms. (341 steps per ms)
BEST_FIRST walk for 1000001 steps (193 resets) in 1437 ms. (695 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[3]
[2024-06-01 13:33:45] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:33:45] [INFO ] Invariant cache hit.
[2024-06-01 13:33:45] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2024-06-01 13:33:45] [INFO ] [Real]Absence check using 13 positive and 27 generalized place invariants in 17 ms returned sat
[2024-06-01 13:33:45] [INFO ] [Real]Absence check using state equation in 290 ms returned sat
[2024-06-01 13:33:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:33:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2024-06-01 13:33:45] [INFO ] [Nat]Absence check using 13 positive and 27 generalized place invariants in 14 ms returned sat
[2024-06-01 13:33:47] [INFO ] [Nat]Absence check using state equation in 1666 ms returned sat
[2024-06-01 13:33:47] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:33:47] [INFO ] [Nat]Added 96 Read/Feed constraints in 321 ms returned sat
[2024-06-01 13:33:47] [INFO ] Deduced a trap composed of 36 places in 275 ms of which 3 ms to minimize.
[2024-06-01 13:33:48] [INFO ] Deduced a trap composed of 135 places in 247 ms of which 3 ms to minimize.
[2024-06-01 13:33:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 635 ms
[2024-06-01 13:33:48] [INFO ] Computed and/alt/rep : 384/1541/376 causal constraints (skipped 448 transitions) in 64 ms.
[2024-06-01 13:33:49] [INFO ] Added : 54 causal constraints over 11 iterations in 893 ms. Result :sat
Minimization took 3166 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[3]
Support contains 8 out of 380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 380/380 places, 842/842 transitions.
Applied a total of 0 rules in 14 ms. Remains 380 /380 variables (removed 0) and now considering 842/842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 380/380 places, 842/842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 380/380 places, 842/842 transitions.
Applied a total of 0 rules in 13 ms. Remains 380 /380 variables (removed 0) and now considering 842/842 (removed 0) transitions.
[2024-06-01 13:33:52] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:33:52] [INFO ] Invariant cache hit.
[2024-06-01 13:33:53] [INFO ] Implicit Places using invariants in 400 ms returned []
[2024-06-01 13:33:53] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:33:53] [INFO ] Invariant cache hit.
[2024-06-01 13:33:53] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:33:58] [INFO ] Implicit Places using invariants and state equation in 5269 ms returned []
Implicit Place search using SMT with State Equation took 5671 ms to find 0 implicit places.
[2024-06-01 13:33:58] [INFO ] Redundant transitions in 12 ms returned []
Running 840 sub problems to find dead transitions.
[2024-06-01 13:33:58] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:33:58] [INFO ] Invariant cache hit.
[2024-06-01 13:33:58] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:34:05] [INFO ] Deduced a trap composed of 38 places in 138 ms of which 3 ms to minimize.
[2024-06-01 13:34:05] [INFO ] Deduced a trap composed of 38 places in 92 ms of which 1 ms to minimize.
[2024-06-01 13:34:05] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 38 places in 127 ms of which 1 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 38 places in 93 ms of which 10 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 1 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 0 ms to minimize.
[2024-06-01 13:34:06] [INFO ] Deduced a trap composed of 147 places in 205 ms of which 3 ms to minimize.
[2024-06-01 13:34:07] [INFO ] Deduced a trap composed of 135 places in 215 ms of which 3 ms to minimize.
[2024-06-01 13:34:11] [INFO ] Deduced a trap composed of 134 places in 207 ms of which 3 ms to minimize.
[2024-06-01 13:34:11] [INFO ] Deduced a trap composed of 139 places in 197 ms of which 3 ms to minimize.
[2024-06-01 13:34:12] [INFO ] Deduced a trap composed of 152 places in 230 ms of which 3 ms to minimize.
[2024-06-01 13:34:13] [INFO ] Deduced a trap composed of 65 places in 247 ms of which 3 ms to minimize.
[2024-06-01 13:34:13] [INFO ] Deduced a trap composed of 19 places in 244 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:34:17] [INFO ] Deduced a trap composed of 218 places in 159 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/378 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 840 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 378/1206 variables, and 54 constraints, problems are : Problem set: 0 solved, 840 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 840/840 constraints, Known Traps: 16/16 constraints]
Escalating to Integer solving :Problem set: 0 solved, 840 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:34:47] [INFO ] Deduced a trap composed of 171 places in 204 ms of which 3 ms to minimize.
[2024-06-01 13:34:48] [INFO ] Deduced a trap composed of 197 places in 197 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/378 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:34:54] [INFO ] Deduced a trap composed of 32 places in 226 ms of which 4 ms to minimize.
[2024-06-01 13:34:54] [INFO ] Deduced a trap composed of 32 places in 235 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/1206 variables, and 58 constraints, problems are : Problem set: 0 solved, 840 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/840 constraints, Known Traps: 20/20 constraints]
After SMT, in 61427ms problems are : Problem set: 0 solved, 840 unsolved
Search for dead transitions found 0 dead transitions in 61445ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67156 ms. Remains : 380/380 places, 842/842 transitions.
RANDOM walk for 40000 steps (13 resets) in 336 ms. (118 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 104 ms. (380 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 281658 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 2
Probabilistic random walk after 281658 steps, saw 152317 distinct states, run finished after 3002 ms. (steps per millisecond=93 ) properties seen :0
[2024-06-01 13:35:03] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:35:03] [INFO ] Invariant cache hit.
[2024-06-01 13:35:03] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 135/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/166 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/176 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 195/371 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 13:35:03] [INFO ] Deduced a trap composed of 38 places in 111 ms of which 2 ms to minimize.
[2024-06-01 13:35:03] [INFO ] Deduced a trap composed of 38 places in 78 ms of which 2 ms to minimize.
[2024-06-01 13:35:03] [INFO ] Deduced a trap composed of 38 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:35:03] [INFO ] Deduced a trap composed of 39 places in 58 ms of which 1 ms to minimize.
[2024-06-01 13:35:03] [INFO ] Deduced a trap composed of 38 places in 58 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/375 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/375 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/378 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 826/1204 variables, 378/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/1204 variables, 96/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1204 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/1206 variables, 2/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1206 variables, 1/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1206 variables, 0/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1206 variables, 0/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1206/1206 variables, and 521 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1196 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 380/380 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 135/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/166 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/176 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 195/371 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/375 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/375 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/378 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 826/1204 variables, 378/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1204 variables, 96/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1204 variables, 2/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1204 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/1206 variables, 2/522 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1206 variables, 1/523 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 13:35:05] [INFO ] Deduced a trap composed of 19 places in 254 ms of which 3 ms to minimize.
[2024-06-01 13:35:06] [INFO ] Deduced a trap composed of 133 places in 262 ms of which 3 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1206 variables, 2/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1206 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/1206 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1206/1206 variables, and 525 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2086 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 380/380 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints]
After SMT, in 3318ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 301 ms.
Support contains 8 out of 380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 380/380 places, 842/842 transitions.
Applied a total of 0 rules in 16 ms. Remains 380 /380 variables (removed 0) and now considering 842/842 (removed 0) transitions.
Running 840 sub problems to find dead transitions.
[2024-06-01 13:35:06] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:35:06] [INFO ] Invariant cache hit.
[2024-06-01 13:35:07] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 100 ms of which 2 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 77 ms of which 1 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 2 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 79 ms of which 2 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 66 ms of which 2 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 70 ms of which 1 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 1 ms to minimize.
[2024-06-01 13:35:13] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 1 ms to minimize.
[2024-06-01 13:35:14] [INFO ] Deduced a trap composed of 147 places in 203 ms of which 3 ms to minimize.
[2024-06-01 13:35:14] [INFO ] Deduced a trap composed of 135 places in 267 ms of which 3 ms to minimize.
[2024-06-01 13:35:18] [INFO ] Deduced a trap composed of 134 places in 214 ms of which 4 ms to minimize.
[2024-06-01 13:35:19] [INFO ] Deduced a trap composed of 139 places in 215 ms of which 3 ms to minimize.
[2024-06-01 13:35:20] [INFO ] Deduced a trap composed of 152 places in 210 ms of which 3 ms to minimize.
[2024-06-01 13:35:20] [INFO ] Deduced a trap composed of 65 places in 236 ms of which 3 ms to minimize.
[2024-06-01 13:35:20] [INFO ] Deduced a trap composed of 19 places in 237 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:35:24] [INFO ] Deduced a trap composed of 218 places in 206 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 378/1206 variables, and 54 constraints, problems are : Problem set: 0 solved, 840 unsolved in 20050 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 840/840 constraints, Known Traps: 16/16 constraints]
Escalating to Integer solving :Problem set: 0 solved, 840 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:35:46] [INFO ] Deduced a trap composed of 171 places in 261 ms of which 3 ms to minimize.
[2024-06-01 13:35:46] [INFO ] Deduced a trap composed of 197 places in 219 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/1206 variables, and 56 constraints, problems are : Problem set: 0 solved, 840 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/840 constraints, Known Traps: 18/18 constraints]
After SMT, in 41545ms problems are : Problem set: 0 solved, 840 unsolved
Search for dead transitions found 0 dead transitions in 41556ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41574 ms. Remains : 380/380 places, 842/842 transitions.
RANDOM walk for 40000 steps (16 resets) in 362 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 183 ms. (217 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 188 ms. (211 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 153507 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 153507 steps, saw 86146 distinct states, run finished after 3002 ms. (steps per millisecond=51 ) properties seen :0
[2024-06-01 13:35:51] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:35:51] [INFO ] Invariant cache hit.
[2024-06-01 13:35:51] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 135/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/166 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/176 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 195/371 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 13:35:52] [INFO ] Deduced a trap composed of 38 places in 175 ms of which 5 ms to minimize.
[2024-06-01 13:35:52] [INFO ] Deduced a trap composed of 38 places in 142 ms of which 4 ms to minimize.
[2024-06-01 13:35:52] [INFO ] Deduced a trap composed of 38 places in 104 ms of which 2 ms to minimize.
[2024-06-01 13:35:52] [INFO ] Deduced a trap composed of 39 places in 92 ms of which 1 ms to minimize.
[2024-06-01 13:35:52] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/375 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/375 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/378 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 826/1204 variables, 378/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/1204 variables, 96/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1204 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/1206 variables, 2/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1206 variables, 1/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1206 variables, 0/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1206 variables, 0/521 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1206/1206 variables, and 521 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1675 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 380/380 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 135/143 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/143 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 23/166 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/176 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 195/371 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 5/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 4/375 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/375 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 3/378 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 826/1204 variables, 378/422 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1204 variables, 96/518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1204 variables, 2/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1204 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/1206 variables, 2/522 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1206 variables, 1/523 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-06-01 13:35:55] [INFO ] Deduced a trap composed of 19 places in 273 ms of which 3 ms to minimize.
[2024-06-01 13:35:55] [INFO ] Deduced a trap composed of 133 places in 326 ms of which 5 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1206 variables, 2/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1206 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/1206 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1206/1206 variables, and 525 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2238 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 27/27 constraints, State Equation: 380/380 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints]
After SMT, in 3964ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 402 ms.
Support contains 8 out of 380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 380/380 places, 842/842 transitions.
Applied a total of 0 rules in 13 ms. Remains 380 /380 variables (removed 0) and now considering 842/842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 380/380 places, 842/842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 380/380 places, 842/842 transitions.
Applied a total of 0 rules in 13 ms. Remains 380 /380 variables (removed 0) and now considering 842/842 (removed 0) transitions.
[2024-06-01 13:35:56] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:35:56] [INFO ] Invariant cache hit.
[2024-06-01 13:35:56] [INFO ] Implicit Places using invariants in 453 ms returned []
[2024-06-01 13:35:56] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:35:56] [INFO ] Invariant cache hit.
[2024-06-01 13:35:57] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:36:02] [INFO ] Implicit Places using invariants and state equation in 5958 ms returned []
Implicit Place search using SMT with State Equation took 6413 ms to find 0 implicit places.
[2024-06-01 13:36:02] [INFO ] Redundant transitions in 6 ms returned []
Running 840 sub problems to find dead transitions.
[2024-06-01 13:36:02] [INFO ] Flow matrix only has 826 transitions (discarded 16 similar events)
[2024-06-01 13:36:02] [INFO ] Invariant cache hit.
[2024-06-01 13:36:02] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:36:08] [INFO ] Deduced a trap composed of 38 places in 112 ms of which 2 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 3 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 61 ms of which 2 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 84 ms of which 2 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 86 ms of which 2 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 38 places in 54 ms of which 1 ms to minimize.
[2024-06-01 13:36:09] [INFO ] Deduced a trap composed of 147 places in 202 ms of which 2 ms to minimize.
[2024-06-01 13:36:10] [INFO ] Deduced a trap composed of 135 places in 224 ms of which 3 ms to minimize.
[2024-06-01 13:36:14] [INFO ] Deduced a trap composed of 134 places in 222 ms of which 3 ms to minimize.
[2024-06-01 13:36:15] [INFO ] Deduced a trap composed of 139 places in 207 ms of which 3 ms to minimize.
[2024-06-01 13:36:15] [INFO ] Deduced a trap composed of 152 places in 186 ms of which 3 ms to minimize.
[2024-06-01 13:36:16] [INFO ] Deduced a trap composed of 65 places in 224 ms of which 3 ms to minimize.
[2024-06-01 13:36:16] [INFO ] Deduced a trap composed of 19 places in 223 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:36:20] [INFO ] Deduced a trap composed of 218 places in 202 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/378 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 840 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 378/1206 variables, and 54 constraints, problems are : Problem set: 0 solved, 840 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 840/840 constraints, Known Traps: 16/16 constraints]
Escalating to Integer solving :Problem set: 0 solved, 840 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/378 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/378 variables, 26/38 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/378 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 840 unsolved
[2024-06-01 13:36:58] [INFO ] Deduced a trap composed of 171 places in 200 ms of which 3 ms to minimize.
[2024-06-01 13:36:58] [INFO ] Deduced a trap composed of 197 places in 174 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/378 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 840 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 378/1206 variables, and 56 constraints, problems are : Problem set: 0 solved, 840 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, Generalized P Invariants (flows): 26/27 constraints, State Equation: 0/380 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/840 constraints, Known Traps: 18/18 constraints]
After SMT, in 61398ms problems are : Problem set: 0 solved, 840 unsolved
Search for dead transitions found 0 dead transitions in 61411ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67856 ms. Remains : 380/380 places, 842/842 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[3]
Ending property specific reduction for PolyORBLF-COL-S02J04T08-UpperBounds-04 in 248647 ms.
Starting property specific reduction for PolyORBLF-COL-S02J04T08-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:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
[2024-06-01 13:37:04] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
// Phase 1: matrix 834 rows 388 cols
[2024-06-01 13:37:04] [INFO ] Computed 40 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (6 resets) in 42 ms. (232 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 21 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[20]
[2024-06-01 13:37:04] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:04] [INFO ] Invariant cache hit.
[2024-06-01 13:37:04] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2024-06-01 13:37:04] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 11 ms returned sat
[2024-06-01 13:37:04] [INFO ] [Real]Absence check using state equation in 267 ms returned sat
[2024-06-01 13:37:04] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:37:04] [INFO ] [Nat]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-06-01 13:37:04] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 16 ms returned sat
[2024-06-01 13:37:05] [INFO ] [Nat]Absence check using state equation in 295 ms returned sat
[2024-06-01 13:37:05] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:37:05] [INFO ] [Nat]Added 96 Read/Feed constraints in 278 ms returned sat
[2024-06-01 13:37:05] [INFO ] Computed and/alt/rep : 448/1677/440 causal constraints (skipped 392 transitions) in 83 ms.
[2024-06-01 13:37:06] [INFO ] Added : 46 causal constraints over 10 iterations in 927 ms. Result :sat
Minimization took 620 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[20]
Support contains 8 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 21 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Running 848 sub problems to find dead transitions.
[2024-06-01 13:37:06] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:06] [INFO ] Invariant cache hit.
[2024-06-01 13:37:06] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
SMT process timed out in 21335ms, After SMT, problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 21349ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21373 ms. Remains : 388/388 places, 850/850 transitions.
[2024-06-01 13:37:28] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[20]
RANDOM walk for 1000000 steps (407 resets) in 3179 ms. (314 steps per ms)
BEST_FIRST walk for 1000001 steps (161 resets) in 1501 ms. (665 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[20]
[2024-06-01 13:37:33] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:33] [INFO ] Invariant cache hit.
[2024-06-01 13:37:33] [INFO ] [Real]Absence check using 14 positive place invariants in 23 ms returned sat
[2024-06-01 13:37:33] [INFO ] [Real]Absence check using 14 positive and 26 generalized place invariants in 18 ms returned sat
[2024-06-01 13:37:33] [INFO ] [Real]Absence check using state equation in 336 ms returned sat
[2024-06-01 13:37:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:37:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 11 ms returned sat
[2024-06-01 13:37:33] [INFO ] [Nat]Absence check using 14 positive and 26 generalized place invariants in 30 ms returned sat
[2024-06-01 13:37:34] [INFO ] [Nat]Absence check using state equation in 415 ms returned sat
[2024-06-01 13:37:34] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:37:34] [INFO ] [Nat]Added 96 Read/Feed constraints in 204 ms returned sat
[2024-06-01 13:37:34] [INFO ] Computed and/alt/rep : 448/1677/440 causal constraints (skipped 392 transitions) in 76 ms.
[2024-06-01 13:37:35] [INFO ] Added : 46 causal constraints over 10 iterations in 1045 ms. Result :sat
Minimization took 3029 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[20]
Support contains 8 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 11 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 388/388 places, 850/850 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 10 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 13:37:38] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:38] [INFO ] Invariant cache hit.
[2024-06-01 13:37:39] [INFO ] Implicit Places using invariants in 437 ms returned []
[2024-06-01 13:37:39] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:39] [INFO ] Invariant cache hit.
[2024-06-01 13:37:39] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:37:45] [INFO ] Implicit Places using invariants and state equation in 6574 ms returned []
Implicit Place search using SMT with State Equation took 7045 ms to find 0 implicit places.
[2024-06-01 13:37:45] [INFO ] Redundant transitions in 5 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 13:37:45] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:37:45] [INFO ] Invariant cache hit.
[2024-06-01 13:37:45] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 48 ms of which 0 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 31 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 43 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 34 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 1 ms to minimize.
[2024-06-01 13:37:52] [INFO ] Deduced a trap composed of 128 places in 180 ms of which 2 ms to minimize.
[2024-06-01 13:37:55] [INFO ] Deduced a trap composed of 39 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:37:57] [INFO ] Deduced a trap composed of 135 places in 245 ms of which 3 ms to minimize.
[2024-06-01 13:37:59] [INFO ] Deduced a trap composed of 145 places in 218 ms of which 3 ms to minimize.
[2024-06-01 13:37:59] [INFO ] Deduced a trap composed of 134 places in 186 ms of which 3 ms to minimize.
[2024-06-01 13:37:59] [INFO ] Deduced a trap composed of 126 places in 195 ms of which 2 ms to minimize.
[2024-06-01 13:38:00] [INFO ] Deduced a trap composed of 135 places in 198 ms of which 2 ms to minimize.
[2024-06-01 13:38:01] [INFO ] Deduced a trap composed of 159 places in 247 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:38:04] [INFO ] Deduced a trap composed of 37 places in 97 ms of which 2 ms to minimize.
[2024-06-01 13:38:05] [INFO ] Deduced a trap composed of 31 places in 109 ms of which 2 ms to minimize.
[2024-06-01 13:38:09] [INFO ] Deduced a trap composed of 153 places in 319 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 56 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 18/18 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:38:25] [INFO ] Deduced a trap composed of 19 places in 1811 ms of which 28 ms to minimize.
[2024-06-01 13:38:32] [INFO ] Deduced a trap composed of 128 places in 157 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:38:40] [INFO ] Deduced a trap composed of 149 places in 302 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 386/1222 variables, and 59 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 21/21 constraints]
After SMT, in 61435ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 61443ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68511 ms. Remains : 388/388 places, 850/850 transitions.
RANDOM walk for 40000 steps (15 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 143 ms. (277 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 266973 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :0 out of 2
Probabilistic random walk after 266973 steps, saw 144734 distinct states, run finished after 3007 ms. (steps per millisecond=88 ) properties seen :0
[2024-06-01 13:38:50] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:38:50] [INFO ] Invariant cache hit.
[2024-06-01 13:38:50] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 143/151 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 0/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 4/383 variables, 4/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/383 variables, 0/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/386 variables, 3/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/386 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 834/1220 variables, 386/425 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1220 variables, 96/521 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1220 variables, 0/521 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/1222 variables, 2/523 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1222 variables, 1/524 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1222 variables, 0/524 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1222 variables, 0/524 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1222/1222 variables, and 524 constraints, problems are : Problem set: 1 solved, 1 unsolved in 542 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 143/151 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-06-01 13:38:51] [INFO ] Deduced a trap composed of 40 places in 125 ms of which 2 ms to minimize.
[2024-06-01 13:38:51] [INFO ] Deduced a trap composed of 39 places in 87 ms of which 2 ms to minimize.
[2024-06-01 13:38:51] [INFO ] Deduced a trap composed of 39 places in 70 ms of which 2 ms to minimize.
[2024-06-01 13:38:51] [INFO ] Deduced a trap composed of 39 places in 51 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 4/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 0/36 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/383 variables, 4/40 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/383 variables, 0/40 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/386 variables, 3/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/386 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 834/1220 variables, 386/429 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1222 variables, and 525 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1414 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 386/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 4/4 constraints]
After SMT, in 1977ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 8 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 26 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Running 848 sub problems to find dead transitions.
[2024-06-01 13:38:52] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:38:52] [INFO ] Invariant cache hit.
[2024-06-01 13:38:52] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:38:58] [INFO ] Deduced a trap composed of 39 places in 105 ms of which 2 ms to minimize.
[2024-06-01 13:38:58] [INFO ] Deduced a trap composed of 39 places in 64 ms of which 1 ms to minimize.
[2024-06-01 13:38:58] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:38:58] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 1 ms to minimize.
[2024-06-01 13:38:59] [INFO ] Deduced a trap composed of 39 places in 47 ms of which 1 ms to minimize.
[2024-06-01 13:38:59] [INFO ] Deduced a trap composed of 39 places in 75 ms of which 1 ms to minimize.
[2024-06-01 13:38:59] [INFO ] Deduced a trap composed of 39 places in 77 ms of which 1 ms to minimize.
[2024-06-01 13:38:59] [INFO ] Deduced a trap composed of 128 places in 285 ms of which 3 ms to minimize.
[2024-06-01 13:39:02] [INFO ] Deduced a trap composed of 39 places in 62 ms of which 1 ms to minimize.
[2024-06-01 13:39:03] [INFO ] Deduced a trap composed of 135 places in 236 ms of which 3 ms to minimize.
[2024-06-01 13:39:04] [INFO ] Deduced a trap composed of 145 places in 272 ms of which 3 ms to minimize.
[2024-06-01 13:39:05] [INFO ] Deduced a trap composed of 134 places in 297 ms of which 3 ms to minimize.
[2024-06-01 13:39:05] [INFO ] Deduced a trap composed of 126 places in 241 ms of which 5 ms to minimize.
[2024-06-01 13:39:06] [INFO ] Deduced a trap composed of 135 places in 253 ms of which 5 ms to minimize.
[2024-06-01 13:39:07] [INFO ] Deduced a trap composed of 159 places in 303 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:39:09] [INFO ] Deduced a trap composed of 37 places in 134 ms of which 2 ms to minimize.
[2024-06-01 13:39:09] [INFO ] Deduced a trap composed of 31 places in 122 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 55 constraints, problems are : Problem set: 0 solved, 848 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 17/17 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:39:24] [INFO ] Deduced a trap composed of 19 places in 4523 ms of which 27 ms to minimize.
[2024-06-01 13:39:33] [INFO ] Deduced a trap composed of 66 places in 244 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 386/1222 variables, and 57 constraints, problems are : Problem set: 0 solved, 848 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 19/19 constraints]
After SMT, in 41357ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 41372ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41402 ms. Remains : 388/388 places, 850/850 transitions.
RANDOM walk for 40000 steps (19 resets) in 232 ms. (171 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 412149 steps, run timeout after 3001 ms. (steps per millisecond=137 ) properties seen :0 out of 1
Probabilistic random walk after 412149 steps, saw 216838 distinct states, run finished after 3006 ms. (steps per millisecond=137 ) properties seen :0
[2024-06-01 13:39:37] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:39:37] [INFO ] Invariant cache hit.
[2024-06-01 13:39:37] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 143/151 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/383 variables, 4/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/383 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/386 variables, 3/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/386 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 834/1220 variables, 386/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1220 variables, 96/521 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1220 variables, 0/521 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/1222 variables, 2/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1222 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1222 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1222 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1222/1222 variables, and 524 constraints, problems are : Problem set: 0 solved, 1 unsolved in 708 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 143/151 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/186 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 9/195 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 184/379 variables, 23/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 13:39:38] [INFO ] Deduced a trap composed of 40 places in 174 ms of which 4 ms to minimize.
[2024-06-01 13:39:38] [INFO ] Deduced a trap composed of 39 places in 128 ms of which 2 ms to minimize.
[2024-06-01 13:39:38] [INFO ] Deduced a trap composed of 39 places in 98 ms of which 2 ms to minimize.
[2024-06-01 13:39:38] [INFO ] Deduced a trap composed of 39 places in 68 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/379 variables, 4/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/383 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/383 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/386 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/386 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 834/1220 variables, 386/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1220 variables, 96/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1220 variables, 1/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 0/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/1222 variables, 2/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1222 variables, 1/529 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1222 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1222 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1222/1222 variables, and 529 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2458 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 388/388 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 3179ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 19 ms.
Support contains 8 out of 388 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 19 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 388/388 places, 850/850 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 388/388 places, 850/850 transitions.
Applied a total of 0 rules in 29 ms. Remains 388 /388 variables (removed 0) and now considering 850/850 (removed 0) transitions.
[2024-06-01 13:39:40] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:39:40] [INFO ] Invariant cache hit.
[2024-06-01 13:39:40] [INFO ] Implicit Places using invariants in 598 ms returned []
[2024-06-01 13:39:40] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:39:40] [INFO ] Invariant cache hit.
[2024-06-01 13:39:41] [INFO ] State equation strengthened by 96 read => feed constraints.
[2024-06-01 13:39:46] [INFO ] Implicit Places using invariants and state equation in 6102 ms returned []
Implicit Place search using SMT with State Equation took 6703 ms to find 0 implicit places.
[2024-06-01 13:39:47] [INFO ] Redundant transitions in 4 ms returned []
Running 848 sub problems to find dead transitions.
[2024-06-01 13:39:47] [INFO ] Flow matrix only has 834 transitions (discarded 16 similar events)
[2024-06-01 13:39:47] [INFO ] Invariant cache hit.
[2024-06-01 13:39:47] [INFO ] State equation strengthened by 96 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 85 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 67 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 56 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 52 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 35 ms of which 1 ms to minimize.
[2024-06-01 13:39:53] [INFO ] Deduced a trap composed of 39 places in 36 ms of which 1 ms to minimize.
[2024-06-01 13:39:54] [INFO ] Deduced a trap composed of 128 places in 231 ms of which 3 ms to minimize.
[2024-06-01 13:39:56] [INFO ] Deduced a trap composed of 39 places in 80 ms of which 1 ms to minimize.
[2024-06-01 13:39:57] [INFO ] Deduced a trap composed of 135 places in 170 ms of which 2 ms to minimize.
[2024-06-01 13:39:59] [INFO ] Deduced a trap composed of 145 places in 265 ms of which 4 ms to minimize.
[2024-06-01 13:40:00] [INFO ] Deduced a trap composed of 134 places in 287 ms of which 3 ms to minimize.
[2024-06-01 13:40:00] [INFO ] Deduced a trap composed of 126 places in 173 ms of which 2 ms to minimize.
[2024-06-01 13:40:01] [INFO ] Deduced a trap composed of 135 places in 177 ms of which 2 ms to minimize.
[2024-06-01 13:40:01] [INFO ] Deduced a trap composed of 159 places in 228 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:40:04] [INFO ] Deduced a trap composed of 37 places in 109 ms of which 1 ms to minimize.
[2024-06-01 13:40:05] [INFO ] Deduced a trap composed of 31 places in 125 ms of which 2 ms to minimize.
[2024-06-01 13:40:09] [INFO ] Deduced a trap composed of 153 places in 217 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:40:17] [INFO ] Deduced a trap composed of 144 places in 194 ms of which 2 ms to minimize.
[2024-06-01 13:40:17] [INFO ] Deduced a trap composed of 152 places in 193 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 386/1222 variables, and 58 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 848/848 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 848 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 848 unsolved
[2024-06-01 13:40:28] [INFO ] Deduced a trap composed of 158 places in 224 ms of which 3 ms to minimize.
[2024-06-01 13:40:28] [INFO ] Deduced a trap composed of 152 places in 255 ms of which 3 ms to minimize.
[2024-06-01 13:40:29] [INFO ] Deduced a trap composed of 36 places in 128 ms of which 2 ms to minimize.
[2024-06-01 13:40:29] [INFO ] Deduced a trap composed of 37 places in 118 ms of which 2 ms to minimize.
[2024-06-01 13:40:29] [INFO ] Deduced a trap composed of 19 places in 123 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/386 variables, 5/63 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/386 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 848 unsolved
At refinement iteration 5 (OVERLAPS) 1/387 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 848 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 Int declared 387/1222 variables, and 64 constraints, problems are : Problem set: 0 solved, 848 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 25/26 constraints, State Equation: 0/388 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/848 constraints, Known Traps: 25/25 constraints]
After SMT, in 61406ms problems are : Problem set: 0 solved, 848 unsolved
Search for dead transitions found 0 dead transitions in 61427ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68175 ms. Remains : 388/388 places, 850/850 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[20]
Ending property specific reduction for PolyORBLF-COL-S02J04T08-UpperBounds-12 in 224337 ms.
[2024-06-01 13:40:48] [INFO ] Flatten gal took : 114 ms
[2024-06-01 13:40:48] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 5 ms.
[2024-06-01 13:40:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 388 places, 850 transitions and 4218 arcs took 7 ms.
Total runtime 1007799 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 : PolyORBLF-COL-S02J04T08-UpperBounds-04
Could not compute solution for formula : PolyORBLF-COL-S02J04T08-UpperBounds-12

BK_STOP 1717249249044

--------------------
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 PolyORBLF-COL-S02J04T08-UpperBounds-04
ub formula formula --maxsum=/tmp/2048/ub_0_
ub formula name PolyORBLF-COL-S02J04T08-UpperBounds-12
ub formula formula --maxsum=/tmp/2048/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="PolyORBLF-COL-S02J04T08"
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 PolyORBLF-COL-S02J04T08, 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-171654446300085"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T08.tgz
mv PolyORBLF-COL-S02J04T08 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 ;