About the Execution of ITS-Tools for VehicularWifi-COL-none
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10759.747 | 3600000.00 | 3749543.00 | 10765.80 | ? 10 ? ? ? ? 4 1 1 ? ? 1 4 4 ? 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r444-smll-171701111200293.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is VehicularWifi-COL-none, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r444-smll-171701111200293
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 8.7K Apr 11 23:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 11 23:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Apr 11 23:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 11 23:24 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 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 23:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Apr 11 23:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 23:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 11 23:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 08:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 188K 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 VehicularWifi-COL-none-UpperBounds-00
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-01
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-02
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-03
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-04
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-05
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-06
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-07
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-08
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-09
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-10
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-11
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-12
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-13
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-14
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1717146854632
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=VehicularWifi-COL-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202405141337
[2024-05-31 09:14:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-31 09:14:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 09:14:17] [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.
[2024-05-31 09:14:17] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-31 09:14:18] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1493 ms
[2024-05-31 09:14:18] [INFO ] Detected 1 constant HL places corresponding to 81920 PT places.
[2024-05-31 09:14:18] [INFO ] Imported 21 HL places and 41 HL transitions for a total of 115566 PT places and 379924.0 transition bindings in 120 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
[2024-05-31 09:14:18] [INFO ] Built PT skeleton of HLPN with 21 places and 41 transitions 136 arcs in 7 ms.
[2024-05-31 09:14:18] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
Normalized transition count is 30 out of 31 initially.
// Phase 1: matrix 30 rows 20 cols
[2024-05-31 09:14:18] [INFO ] Computed 5 invariants in 19 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 2, 0, 0, 0, 8, 4, 0, 1, 0, 0, 0, 0, 0, 0, 1] Max Struct:[11, 11, 11, +inf, 11, 11, 4, 1, 1, 11, 11, 1, 4, 4, 11, 1]
FORMULA VehicularWifi-COL-none-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA VehicularWifi-COL-none-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA VehicularWifi-COL-none-UpperBounds-06 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-05-31 09:14:18] [INFO ] Flow matrix only has 30 transitions (discarded 1 similar events)
// Phase 1: matrix 30 rows 20 cols
[2024-05-31 09:14:18] [INFO ] Computed 5 invariants in 4 ms
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 8 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 4 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2024-05-31 09:14:19] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-05-31 09:14:19] [INFO ] [Real]Added 10 Read/Feed constraints in 6 ms returned sat
[2024-05-31 09:14:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Added 10 Read/Feed constraints in 6 ms returned sat
[2024-05-31 09:14:19] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 13 ms.
[2024-05-31 09:14:19] [INFO ] Added : 13 causal constraints over 4 iterations in 76 ms. Result :sat
Minimization took 31 ms.
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Added 10 Read/Feed constraints in 9 ms returned sat
[2024-05-31 09:14:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:19] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-31 09:14:19] [INFO ] Added : 18 causal constraints over 5 iterations in 75 ms. Result :sat
Minimization took 36 ms.
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Real]Added 10 Read/Feed constraints in 7 ms returned sat
[2024-05-31 09:14:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:19] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 4 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 16 ms.
[2024-05-31 09:14:20] [INFO ] Added : 17 causal constraints over 4 iterations in 75 ms. Result :sat
Minimization took 18 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 4 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 4 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-31 09:14:20] [INFO ] Added : 13 causal constraints over 4 iterations in 29 ms. Result :sat
Minimization took 13 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-31 09:14:20] [INFO ] Added : 22 causal constraints over 8 iterations in 53 ms. Result :sat
Minimization took 17 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-31 09:14:20] [INFO ] Added : 18 causal constraints over 5 iterations in 32 ms. Result :sat
Minimization took 12 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-31 09:14:20] [INFO ] Added : 21 causal constraints over 6 iterations in 35 ms. Result :sat
Minimization took 12 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-31 09:14:20] [INFO ] Added : 20 causal constraints over 6 iterations in 50 ms. Result :sat
Minimization took 20 ms.
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Real]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:20] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Added 10 Read/Feed constraints in 5 ms returned sat
[2024-05-31 09:14:21] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-31 09:14:21] [INFO ] Added : 14 causal constraints over 4 iterations in 37 ms. Result :sat
Minimization took 19 ms.
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-31 09:14:21] [INFO ] Added : 2 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 10 ms.
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Added 10 Read/Feed constraints in 4 ms returned sat
[2024-05-31 09:14:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Added 10 Read/Feed constraints in 4 ms returned sat
[2024-05-31 09:14:21] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-31 09:14:21] [INFO ] Added : 18 causal constraints over 5 iterations in 43 ms. Result :sat
Minimization took 17 ms.
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-31 09:14:21] [INFO ] Added : 19 causal constraints over 5 iterations in 41 ms. Result :sat
Minimization took 32 ms.
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Real]Added 10 Read/Feed constraints in 3 ms returned sat
[2024-05-31 09:14:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-31 09:14:21] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-31 09:14:21] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-31 09:14:21] [INFO ] Added : 19 causal constraints over 4 iterations in 41 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 2, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0] Max Struct:[11, 11, 11, +inf, 11, 11, 1, 11, 11, 1, 4, 4, 11]
Arc [14:1*[$sa, $sb, $p, (MOD (ADD (MOD (MINUS $b 1) 1024) 1024) 1024)]] contains successor/predecessor on variables of sort BackoffStage
Arc [13:1*[$sa, $sb, $p, (MOD (ADD $tx 1) 20)]] contains successor/predecessor on variables of sort TxCount
Transition CorrectPacketButAck forces synchronizations/join behavior on parameter p2 of sort Pr
Arc [4:1*[$sa, $sb, $p, (MOD (ADD $pt 1) 4)]] contains successor/predecessor on variables of sort PT
Domain [St(2), St(2), Pr(4), PT(4)] of place Sense breaks symmetries in sort St
[2024-05-31 09:14:23] [INFO ] Unfolded HLPN to a Petri net with 115566 places and 83836 transitions 301810 arcs in 1570 ms.
[2024-05-31 09:14:23] [INFO ] Unfolded 13 HLPN properties in 3 ms.
Deduced a syphon composed of 98581 places in 272 ms
Reduce places removed 106837 places and 54136 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 2, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+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, 2, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0] Max Struct:[11, 11, 11, +inf, 11, 11, 1, 11, 11, 1, 4, 4, 11]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 2, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0] Max Struct:[11, 11, 11, +inf, 11, 11, 1, 11, 11, 1, 4, 4, 11]
[2024-05-31 09:14:25] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2024-05-31 09:14:26] [INFO ] Computed 8 invariants in 1178 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 2, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0] Max Struct:[11, 11, 11, +inf, 11, 11, 1, 11, 11, 1, 4, 4, 11]
RANDOM walk for 10000 steps (2 resets) in 2449 ms. (4 steps per ms)
FORMULA VehicularWifi-COL-none-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-12 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90009 steps (18 resets) in 3619 ms. (24 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 10, 8, 49, 8, 8, 8, 8, 4] Max Struct:[11, 11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:14:32] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
[2024-05-31 09:14:32] [INFO ] Invariant cache hit.
[2024-05-31 09:14:34] [INFO ] [Real]Absence check using 6 positive place invariants in 234 ms returned sat
[2024-05-31 09:14:34] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 113 ms returned sat
[2024-05-31 09:14:37] [INFO ] [Real]Absence check using state equation in 2960 ms returned unknown
[2024-05-31 09:14:39] [INFO ] [Real]Absence check using 6 positive place invariants in 225 ms returned sat
[2024-05-31 09:14:39] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 113 ms returned unsat
[2024-05-31 09:14:41] [INFO ] [Real]Absence check using 6 positive place invariants in 230 ms returned sat
[2024-05-31 09:14:41] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 102 ms returned sat
[2024-05-31 09:14:44] [INFO ] [Real]Absence check using state equation in 3181 ms returned unknown
[2024-05-31 09:14:46] [INFO ] [Real]Absence check using 6 positive place invariants in 222 ms returned sat
[2024-05-31 09:14:46] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 110 ms returned sat
[2024-05-31 09:14:49] [INFO ] [Real]Absence check using state equation in 3131 ms returned unknown
[2024-05-31 09:14:51] [INFO ] [Real]Absence check using 6 positive place invariants in 227 ms returned sat
[2024-05-31 09:14:51] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 102 ms returned sat
[2024-05-31 09:14:54] [INFO ] [Real]Absence check using state equation in 3043 ms returned sat
[2024-05-31 09:14:54] [INFO ] State equation strengthened by 8411 read => feed constraints.
[2024-05-31 09:14:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:860)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-31 09:14:56] [INFO ] [Real]Absence check using 6 positive place invariants in 220 ms returned sat
[2024-05-31 09:14:56] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 108 ms returned sat
[2024-05-31 09:14:59] [INFO ] [Real]Absence check using state equation in 2940 ms returned sat
[2024-05-31 09:14:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:15:01] [INFO ] [Nat]Absence check using 6 positive place invariants in 230 ms returned sat
[2024-05-31 09:15:01] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 109 ms returned sat
[2024-05-31 09:15:04] [INFO ] [Nat]Absence check using state equation in 2909 ms returned sat
[2024-05-31 09:15:04] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:860)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-31 09:15:06] [INFO ] [Real]Absence check using 6 positive place invariants in 227 ms returned sat
[2024-05-31 09:15:06] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 111 ms returned sat
[2024-05-31 09:15:09] [INFO ] [Real]Absence check using state equation in 3057 ms returned sat
[2024-05-31 09:15:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:860)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-31 09:15:11] [INFO ] [Real]Absence check using 6 positive place invariants in 229 ms returned sat
[2024-05-31 09:15:11] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 110 ms returned sat
[2024-05-31 09:15:14] [INFO ] [Real]Absence check using state equation in 3033 ms returned sat
[2024-05-31 09:15:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:15:16] [INFO ] [Nat]Absence check using 6 positive place invariants in 228 ms returned sat
[2024-05-31 09:15:16] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 109 ms returned sat
[2024-05-31 09:15:19] [INFO ] [Nat]Absence check using state equation in 3113 ms returned sat
[2024-05-31 09:15:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:860)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-31 09:15:21] [INFO ] [Real]Absence check using 6 positive place invariants in 222 ms returned sat
[2024-05-31 09:15:21] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 105 ms returned sat
[2024-05-31 09:15:24] [INFO ] [Real]Absence check using state equation in 2920 ms returned sat
[2024-05-31 09:15:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:860)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
Current structural bounds on expressions (after SMT) : Max Seen:[8, 10, 8, 49, 8, 8, 8, 8, 4] Max Struct:[11, 10, 11, +inf, 11, 11, 11, 11, 11]
FORMULA VehicularWifi-COL-none-UpperBounds-01 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 8, 49, 8, 8, 8, 8, 4] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Support contains 8537 out of 8729 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 8729 transition count 29676
Deduced a syphon composed of 24 places in 37 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 8705 transition count 29676
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 72 place count 8705 transition count 29680
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 96 place count 8681 transition count 29680
Partial Free-agglomeration rule applied 21 times.
Drop transitions (Partial Free agglomeration) removed 21 transitions
Iterating global reduction 1 with 21 rules applied. Total rules applied 117 place count 8681 transition count 29680
Applied a total of 117 rules in 1708 ms. Remains 8681 /8729 variables (removed 48) and now considering 29680/29700 (removed 20) transitions.
Running 29671 sub problems to find dead transitions.
[2024-05-31 09:15:27] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
// Phase 1: matrix 17288 rows 8681 cols
[2024-05-31 09:15:28] [INFO ] Computed 8 invariants in 1095 ms
[2024-05-31 09:15:29] [INFO ] State equation strengthened by 8460 read => feed constraints.
SMT process timed out in 517736ms, After SMT, problems are : Problem set: 0 solved, 29671 unsolved
Search for dead transitions found 0 dead transitions in 518195ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 520058 ms. Remains : 8681/8729 places, 29680/29700 transitions.
[2024-05-31 09:24:05] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
Found an invariant !
This invariant on transitions {56=1, 209=1, 217=1, 6469=1, 10834=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {56=1, 209=1, 217=1, 10833=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2680 ms. (steps per millisecond=3 ) properties (out of 8) seen :[3, 8, 54, 8, 8, 4, 5, 4]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 8, 54, 8, 8, 8, 8, 4] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:24:18] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:24:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 8, 54, 8, 8, 8, 8, 4] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
RANDOM walk for 131622 steps (0 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 2320900 steps (2 resets) in 39642 ms. (58 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 8, 1432, 8, 8, 8, 8, 6] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:25:28] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:25:28] [INFO ] Invariant cache hit.
[2024-05-31 09:25:29] [INFO ] [Real]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:25:30] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 116 ms returned sat
[2024-05-31 09:25:43] [INFO ] [Real]Absence check using state equation in 13638 ms returned sat
[2024-05-31 09:25:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:25:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:25:45] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 114 ms returned sat
[2024-05-31 09:26:01] [INFO ] [Nat]Absence check using state equation in 15414 ms returned sat
[2024-05-31 09:26:01] [INFO ] State equation strengthened by 8460 read => feed constraints.
[2024-05-31 09:26:07] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:26:11] [INFO ] [Nat]Added 8460 Read/Feed constraints in 10004 ms returned unknown
[2024-05-31 09:26:13] [INFO ] [Real]Absence check using 6 positive place invariants in 242 ms returned sat
[2024-05-31 09:26:13] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 121 ms returned sat
[2024-05-31 09:26:25] [INFO ] [Real]Absence check using state equation in 12520 ms returned sat
[2024-05-31 09:26:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:26:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 239 ms returned sat
[2024-05-31 09:26:28] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:26:41] [INFO ] [Nat]Absence check using state equation in 13086 ms returned sat
[2024-05-31 09:26:46] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:26:51] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9810 ms returned unknown
[2024-05-31 09:26:52] [INFO ] [Real]Absence check using 6 positive place invariants in 235 ms returned sat
[2024-05-31 09:26:53] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:27:01] [INFO ] [Real]Absence check using state equation in 8851 ms returned sat
[2024-05-31 09:27:07] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:27:12] [INFO ] [Real]Added 8460 Read/Feed constraints in 9786 ms returned unknown
[2024-05-31 09:27:13] [INFO ] [Real]Absence check using 6 positive place invariants in 247 ms returned sat
[2024-05-31 09:27:14] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 119 ms returned sat
[2024-05-31 09:27:24] [INFO ] [Real]Absence check using state equation in 10264 ms returned sat
[2024-05-31 09:27:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:27:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 239 ms returned sat
[2024-05-31 09:27:26] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 116 ms returned sat
[2024-05-31 09:27:37] [INFO ] [Nat]Absence check using state equation in 11312 ms returned sat
[2024-05-31 09:27:43] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:27:47] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9801 ms returned unknown
[2024-05-31 09:27:49] [INFO ] [Real]Absence check using 6 positive place invariants in 243 ms returned sat
[2024-05-31 09:27:49] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 121 ms returned sat
[2024-05-31 09:28:05] [INFO ] [Real]Absence check using state equation in 16007 ms returned sat
[2024-05-31 09:28:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:28:07] [INFO ] [Nat]Absence check using 6 positive place invariants in 245 ms returned sat
[2024-05-31 09:28:07] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 121 ms returned sat
[2024-05-31 09:28:25] [INFO ] [Nat]Absence check using state equation in 18200 ms returned sat
[2024-05-31 09:28:31] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:28:35] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9823 ms returned unknown
[2024-05-31 09:28:37] [INFO ] [Real]Absence check using 6 positive place invariants in 236 ms returned sat
[2024-05-31 09:28:37] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 116 ms returned sat
[2024-05-31 09:28:50] [INFO ] [Real]Absence check using state equation in 12842 ms returned sat
[2024-05-31 09:28:56] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:29:00] [INFO ] [Real]Added 8460 Read/Feed constraints in 9907 ms returned unknown
[2024-05-31 09:29:02] [INFO ] [Real]Absence check using 6 positive place invariants in 239 ms returned sat
[2024-05-31 09:29:02] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 119 ms returned sat
[2024-05-31 09:29:18] [INFO ] [Real]Absence check using state equation in 15614 ms returned sat
[2024-05-31 09:29:24] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:29:28] [INFO ] [Real]Added 8460 Read/Feed constraints in 9812 ms returned unknown
[2024-05-31 09:29:30] [INFO ] [Real]Absence check using 6 positive place invariants in 238 ms returned sat
[2024-05-31 09:29:30] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 119 ms returned sat
[2024-05-31 09:29:39] [INFO ] [Real]Absence check using state equation in 9498 ms returned sat
[2024-05-31 09:29:42] [INFO ] [Real]Added 8460 Read/Feed constraints in 2337 ms returned sat
[2024-05-31 09:29:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:29:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 243 ms returned sat
[2024-05-31 09:29:45] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:29:55] [INFO ] [Nat]Absence check using state equation in 10382 ms returned sat
[2024-05-31 09:30:00] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:30:05] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9825 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[8, 8, 1432, 8, 8, 8, 8, 6] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 8, 1432, 8, 8, 8, 8, 6] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Support contains 8537 out of 8681 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 225 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 227 ms. Remains : 8681/8681 places, 29680/29680 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 215 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
[2024-05-31 09:30:37] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:30:37] [INFO ] Invariant cache hit.
[2024-05-31 09:30:51] [INFO ] Implicit Places using invariants in 13974 ms returned []
Implicit Place search using SMT only with invariants took 13976 ms to find 0 implicit places.
Running 29671 sub problems to find dead transitions.
[2024-05-31 09:30:52] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:30:52] [INFO ] Invariant cache hit.
[2024-05-31 09:30:52] [INFO ] State equation strengthened by 8460 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30773 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 29671/13255 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29671 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30504 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 16416/13255 constraints, Known Traps: 0/0 constraints]
After SMT, in 550909ms problems are : Problem set: 0 solved, 29671 unsolved
Search for dead transitions found 0 dead transitions in 551279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 565613 ms. Remains : 8681/8681 places, 29680/29680 transitions.
[2024-05-31 09:40:03] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
Found an invariant !
This invariant on transitions {52=1, 205=1, 213=1, 8761=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {56=1, 209=1, 217=1, 10833=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2402 ms. (steps per millisecond=4 ) properties (out of 8) seen :[2, 8, 43, 8, 8, 4, 5, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 8, 1432, 8, 8, 8, 8, 6] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:40:18] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:40:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 8, 1432, 8, 8, 8, 8, 6] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
RANDOM walk for 127670 steps (0 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 2302462 steps (2 resets) in 39719 ms. (57 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 7] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:41:27] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:41:27] [INFO ] Invariant cache hit.
[2024-05-31 09:41:29] [INFO ] [Real]Absence check using 6 positive place invariants in 235 ms returned sat
[2024-05-31 09:41:29] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:41:43] [INFO ] [Real]Absence check using state equation in 13906 ms returned sat
[2024-05-31 09:41:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:41:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:41:45] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 113 ms returned sat
[2024-05-31 09:42:00] [INFO ] [Nat]Absence check using state equation in 14606 ms returned sat
[2024-05-31 09:42:00] [INFO ] State equation strengthened by 8460 read => feed constraints.
[2024-05-31 09:42:05] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:42:10] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9812 ms returned unknown
[2024-05-31 09:42:11] [INFO ] [Real]Absence check using 6 positive place invariants in 249 ms returned sat
[2024-05-31 09:42:11] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 120 ms returned sat
[2024-05-31 09:42:24] [INFO ] [Real]Absence check using state equation in 12522 ms returned sat
[2024-05-31 09:42:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:42:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 239 ms returned sat
[2024-05-31 09:42:26] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:42:40] [INFO ] [Nat]Absence check using state equation in 13116 ms returned sat
[2024-05-31 09:42:45] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:42:49] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9818 ms returned unknown
[2024-05-31 09:42:51] [INFO ] [Real]Absence check using 6 positive place invariants in 238 ms returned sat
[2024-05-31 09:42:51] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:43:01] [INFO ] [Real]Absence check using state equation in 9350 ms returned sat
[2024-05-31 09:43:07] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:43:11] [INFO ] [Real]Added 8460 Read/Feed constraints in 9936 ms returned unknown
[2024-05-31 09:43:13] [INFO ] [Real]Absence check using 6 positive place invariants in 247 ms returned sat
[2024-05-31 09:43:13] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:43:23] [INFO ] [Real]Absence check using state equation in 10313 ms returned sat
[2024-05-31 09:43:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:43:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 241 ms returned sat
[2024-05-31 09:43:26] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 116 ms returned sat
[2024-05-31 09:43:37] [INFO ] [Nat]Absence check using state equation in 11241 ms returned sat
[2024-05-31 09:43:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:43:47] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9878 ms returned unknown
[2024-05-31 09:43:48] [INFO ] [Real]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:43:48] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 121 ms returned sat
[2024-05-31 09:44:04] [INFO ] [Real]Absence check using state equation in 16010 ms returned sat
[2024-05-31 09:44:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:44:06] [INFO ] [Nat]Absence check using 6 positive place invariants in 244 ms returned sat
[2024-05-31 09:44:07] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:44:24] [INFO ] [Nat]Absence check using state equation in 17111 ms returned sat
[2024-05-31 09:44:29] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:44:33] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9788 ms returned unknown
[2024-05-31 09:44:35] [INFO ] [Real]Absence check using 6 positive place invariants in 245 ms returned sat
[2024-05-31 09:44:35] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:44:48] [INFO ] [Real]Absence check using state equation in 12761 ms returned sat
[2024-05-31 09:44:54] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:44:59] [INFO ] [Real]Added 8460 Read/Feed constraints in 9970 ms returned unknown
[2024-05-31 09:45:00] [INFO ] [Real]Absence check using 6 positive place invariants in 239 ms returned sat
[2024-05-31 09:45:00] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-31 09:45:16] [INFO ] [Real]Absence check using state equation in 15335 ms returned sat
[2024-05-31 09:45:22] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:45:26] [INFO ] [Real]Added 8460 Read/Feed constraints in 9832 ms returned unknown
[2024-05-31 09:45:28] [INFO ] [Real]Absence check using 6 positive place invariants in 242 ms returned sat
[2024-05-31 09:45:28] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 123 ms returned sat
[2024-05-31 09:45:40] [INFO ] [Real]Absence check using state equation in 11587 ms returned sat
[2024-05-31 09:45:46] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:45:48] [INFO ] [Real]Added 8460 Read/Feed constraints in 8098 ms returned sat
[2024-05-31 09:45:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:45:51] [INFO ] [Nat]Absence check using 6 positive place invariants in 261 ms returned sat
[2024-05-31 09:45:51] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 126 ms returned sat
[2024-05-31 09:46:06] [INFO ] [Nat]Absence check using state equation in 14702 ms returned sat
[2024-05-31 09:46:11] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:46:15] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9880 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 7] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 7] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Support contains 8537 out of 8681 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 240 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 240 ms. Remains : 8681/8681 places, 29680/29680 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 244 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
[2024-05-31 09:46:48] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:46:48] [INFO ] Invariant cache hit.
[2024-05-31 09:47:02] [INFO ] Implicit Places using invariants in 14007 ms returned []
Implicit Place search using SMT only with invariants took 14009 ms to find 0 implicit places.
Running 29671 sub problems to find dead transitions.
[2024-05-31 09:47:02] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:47:02] [INFO ] Invariant cache hit.
[2024-05-31 09:47:03] [INFO ] State equation strengthened by 8460 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30747 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 29671/13255 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29671 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30448 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 16416/13255 constraints, Known Traps: 0/0 constraints]
After SMT, in 552554ms problems are : Problem set: 0 solved, 29671 unsolved
Search for dead transitions found 0 dead transitions in 552866ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 567163 ms. Remains : 8681/8681 places, 29680/29680 transitions.
[2024-05-31 09:56:15] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
Found an invariant !
This invariant on transitions {52=1, 205=1, 213=1, 8761=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 5 ms.
This minimized invariant on transitions {56=1, 209=1, 217=1, 10833=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2322 ms. (steps per millisecond=4 ) properties (out of 8) seen :[2, 8, 42, 8, 8, 4, 5, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 7] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:56:30] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:56:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 7] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
RANDOM walk for 131710 steps (0 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 2291149 steps (2 resets) in 39857 ms. (57 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 09:57:40] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 09:57:40] [INFO ] Invariant cache hit.
[2024-05-31 09:57:41] [INFO ] [Real]Absence check using 6 positive place invariants in 238 ms returned sat
[2024-05-31 09:57:41] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 116 ms returned sat
[2024-05-31 09:57:56] [INFO ] [Real]Absence check using state equation in 14308 ms returned sat
[2024-05-31 09:57:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:57:58] [INFO ] [Nat]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:57:58] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 114 ms returned sat
[2024-05-31 09:58:13] [INFO ] [Nat]Absence check using state equation in 15098 ms returned sat
[2024-05-31 09:58:13] [INFO ] State equation strengthened by 8460 read => feed constraints.
[2024-05-31 09:58:19] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:58:23] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9999 ms returned unknown
[2024-05-31 09:58:25] [INFO ] [Real]Absence check using 6 positive place invariants in 250 ms returned sat
[2024-05-31 09:58:25] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 124 ms returned sat
[2024-05-31 09:58:38] [INFO ] [Real]Absence check using state equation in 12779 ms returned sat
[2024-05-31 09:58:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:58:40] [INFO ] [Nat]Absence check using 6 positive place invariants in 240 ms returned sat
[2024-05-31 09:58:40] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:58:53] [INFO ] [Nat]Absence check using state equation in 12917 ms returned sat
[2024-05-31 09:58:58] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:59:03] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9816 ms returned unknown
[2024-05-31 09:59:04] [INFO ] [Real]Absence check using 6 positive place invariants in 268 ms returned sat
[2024-05-31 09:59:05] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 118 ms returned sat
[2024-05-31 09:59:14] [INFO ] [Real]Absence check using state equation in 9021 ms returned sat
[2024-05-31 09:59:19] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 09:59:24] [INFO ] [Real]Added 8460 Read/Feed constraints in 9803 ms returned unknown
[2024-05-31 09:59:26] [INFO ] [Real]Absence check using 6 positive place invariants in 366 ms returned sat
[2024-05-31 09:59:26] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 200 ms returned sat
[2024-05-31 09:59:38] [INFO ] [Real]Absence check using state equation in 12168 ms returned sat
[2024-05-31 09:59:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 09:59:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 252 ms returned sat
[2024-05-31 09:59:41] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 121 ms returned sat
[2024-05-31 09:59:54] [INFO ] [Nat]Absence check using state equation in 13476 ms returned sat
[2024-05-31 10:00:00] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 10:00:04] [INFO ] [Nat]Added 8460 Read/Feed constraints in 10053 ms returned unknown
[2024-05-31 10:00:06] [INFO ] [Real]Absence check using 6 positive place invariants in 251 ms returned sat
[2024-05-31 10:00:06] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 125 ms returned sat
[2024-05-31 10:00:24] [INFO ] [Real]Absence check using state equation in 18226 ms returned sat
[2024-05-31 10:00:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 10:00:27] [INFO ] [Nat]Absence check using 6 positive place invariants in 261 ms returned sat
[2024-05-31 10:00:27] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 124 ms returned sat
[2024-05-31 10:00:46] [INFO ] [Nat]Absence check using state equation in 19449 ms returned sat
[2024-05-31 10:00:52] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 10:00:56] [INFO ] [Nat]Added 8460 Read/Feed constraints in 9842 ms returned unknown
[2024-05-31 10:00:58] [INFO ] [Real]Absence check using 6 positive place invariants in 251 ms returned sat
[2024-05-31 10:00:58] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 122 ms returned sat
[2024-05-31 10:01:13] [INFO ] [Real]Absence check using state equation in 15259 ms returned sat
[2024-05-31 10:01:19] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 10:01:25] [INFO ] [Real]Added 8460 Read/Feed constraints in 11107 ms returned unknown
[2024-05-31 10:01:27] [INFO ] [Real]Absence check using 6 positive place invariants in 252 ms returned sat
[2024-05-31 10:01:27] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 123 ms returned sat
[2024-05-31 10:01:44] [INFO ] [Real]Absence check using state equation in 16842 ms returned sat
[2024-05-31 10:01:50] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 10:01:55] [INFO ] [Real]Added 8460 Read/Feed constraints in 10017 ms returned unknown
[2024-05-31 10:01:56] [INFO ] [Real]Absence check using 6 positive place invariants in 247 ms returned sat
[2024-05-31 10:01:56] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 123 ms returned sat
[2024-05-31 10:02:19] [INFO ] [Real]Absence check using state equation in 22670 ms returned sat
[2024-05-31 10:02:25] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-31 10:02:30] [INFO ] [Real]Added 8460 Read/Feed constraints in 9837 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
Support contains 8537 out of 8681 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 169 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 8681/8681 places, 29680/29680 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8681/8681 places, 29680/29680 transitions.
Applied a total of 0 rules in 174 ms. Remains 8681 /8681 variables (removed 0) and now considering 29680/29680 (removed 0) transitions.
[2024-05-31 10:03:03] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 10:03:03] [INFO ] Invariant cache hit.
[2024-05-31 10:03:18] [INFO ] Implicit Places using invariants in 14916 ms returned []
Implicit Place search using SMT only with invariants took 14918 ms to find 0 implicit places.
Running 29671 sub problems to find dead transitions.
[2024-05-31 10:03:19] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 10:03:19] [INFO ] Invariant cache hit.
[2024-05-31 10:03:19] [INFO ] State equation strengthened by 8460 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30516 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 29671/13255 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29671 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8672 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 29671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8672/25969 variables, and 2 constraints, problems are : Problem set: 0 solved, 29671 unsolved in 30408 ms.
Refiners :[Positive P Invariants (semi-flows): 2/6 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/8681 constraints, ReadFeed: 0/8460 constraints, PredecessorRefiner: 16416/13255 constraints, Known Traps: 0/0 constraints]
After SMT, in 543612ms problems are : Problem set: 0 solved, 29671 unsolved
Search for dead transitions found 0 dead transitions in 544063ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 559192 ms. Remains : 8681/8681 places, 29680/29680 transitions.
[2024-05-31 10:12:22] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
Found an invariant !
This invariant on transitions {52=1, 205=1, 213=1, 8761=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {56=1, 209=1, 217=1, 10833=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2360 ms. (steps per millisecond=4 ) properties (out of 8) seen :[3, 8, 44, 8, 8, 5, 5, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 10:12:37] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 10:12:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 8, 1459, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
RANDOM walk for 130306 steps (0 resets) in 30001 ms. (4 steps per ms)
BEST_FIRST walk for 2281973 steps (2 resets) in 39702 ms. (57 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 8, 1473, 8, 8, 8, 8, 8] Max Struct:[11, 11, +inf, 11, 11, 11, 11, 11]
[2024-05-31 10:13:47] [INFO ] Flow matrix only has 17288 transitions (discarded 12392 similar events)
[2024-05-31 10:13:47] [INFO ] Invariant cache hit.
[2024-05-31 10:13:49] [INFO ] [Real]Absence check using 6 positive place invariants in 250 ms returned sat
[2024-05-31 10:13:49] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 120 ms returned sat
[2024-05-31 10:14:05] [INFO ] [Real]Absence check using state equation in 15911 ms returned sat
[2024-05-31 10:14:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 10:14:07] [INFO ] [Nat]Absence check using 6 positive place invariants in 258 ms returned sat
[2024-05-31 10:14:07] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 119 ms returned sat
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="VehicularWifi-COL-none"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is VehicularWifi-COL-none, 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 r444-smll-171701111200293"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/VehicularWifi-COL-none.tgz
mv VehicularWifi-COL-none 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 '
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 ;