About the Execution of ITS-Tools for QuasiCertifProtocol-COL-28
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 277733.00 | 0.00 | 0.00 | 29 29 1 16 29 29 29 1 16 16 841 1 29 1 841 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881254600765.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is QuasiCertifProtocol-COL-28, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881254600765
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 120K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-00
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-01
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-02
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-03
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-04
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-05
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-06
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-07
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-08
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-09
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-10
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-11
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-12
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-13
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-14
FORMULA_NAME QuasiCertifProtocol-COL-28-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1749134627600
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-COL-28
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2025-06-05 14:43:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 14:43:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 14:43:48] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-05 14:43:49] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-05 14:43:49] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 802 ms
[2025-06-05 14:43:49] [INFO ] Imported 30 HL places and 26 HL transitions for a total of 2998 PT places and 446.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
[2025-06-05 14:43:49] [INFO ] Built PT skeleton of HLPN with 30 places and 26 transitions 77 arcs in 4 ms.
[2025-06-05 14:43:49] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
// Phase 1: matrix 26 rows 30 cols
[2025-06-05 14:43:49] [INFO ] Computed 5 invariants in 6 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, 16, +inf, 29, +inf, 1, 16, 16, 841, 1, 29, 1, +inf, 1]
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-08 16 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2025-06-05 14:43:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:49] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2025-06-05 14:43:49] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-06-05 14:43:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-05 14:43:50] [INFO ] Added : 13 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 10 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-05 14:43:50] [INFO ] Added : 4 causal constraints over 1 iterations in 22 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-05 14:43:50] [INFO ] Added : 7 causal constraints over 2 iterations in 21 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-05 14:43:50] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-05 14:43:50] [INFO ] Added : 5 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 11 causal constraints over 3 iterations in 13 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 9 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 2 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 13 causal constraints over 3 iterations in 14 ms. Result :sat
Minimization took 9 ms.
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 13 causal constraints over 3 iterations in 11 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-05 14:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 13 causal constraints over 3 iterations in 15 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:50] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-05 14:43:50] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:50] [INFO ] Added : 8 causal constraints over 2 iterations in 13 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-05 14:43:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-05 14:43:51] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:51] [INFO ] Added : 11 causal constraints over 3 iterations in 14 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-05 14:43:51] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:51] [INFO ] Added : 13 causal constraints over 3 iterations in 23 ms. Result :sat
Minimization took 7 ms.
[2025-06-05 14:43:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-05 14:43:51] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-05 14:43:51] [INFO ] Added : 13 causal constraints over 3 iterations in 14 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using 5 positive place invariants in 9 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-05 14:43:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-05 14:43:51] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-05 14:43:51] [INFO ] Added : 9 causal constraints over 2 iterations in 15 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-05 14:43:51] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-05 14:43:51] [INFO ] Computed and/alt/rep : 24/31/24 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-05 14:43:51] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, 16, +inf, 29, +inf, 1, 16, 841, 1, 29, 1, +inf, 1]
Domain [tsid(29), tsid(29)] of place n9 breaks symmetries in sort tsid
[2025-06-05 14:43:51] [INFO ] Unfolded HLPN to a Petri net with 2998 places and 446 transitions 6489 arcs in 33 ms.
[2025-06-05 14:43:51] [INFO ] Unfolded 15 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 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, +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, 0] Max Struct:[29, 29, 1, 16, +inf, 29, +inf, 1, 16, 841, 1, 29, 1, +inf, 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, 0] Max Struct:[29, 29, 1, 16, +inf, 29, +inf, 1, 16, 841, 1, 29, 1, +inf, 1]
// Phase 1: matrix 446 rows 2998 cols
[2025-06-05 14:43:51] [INFO ] Computed 2553 invariants in 93 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, 16, +inf, 29, +inf, 1, 16, 841, 1, 29, 1, +inf, 1]
RANDOM walk for 10000 steps (303 resets) in 348 ms. (28 steps per ms)
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-03 16 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120010 steps (169 resets) in 584 ms. (205 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, +inf, 29, +inf, 1, 16, 841, 1, 29, +inf]
[2025-06-05 14:43:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:52] [INFO ] [Real]Absence check using 4 positive place invariants in 32 ms returned sat
[2025-06-05 14:43:53] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 494 ms returned sat
[2025-06-05 14:43:55] [INFO ] [Real]Absence check using state equation in 2224 ms returned sat
[2025-06-05 14:43:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:43:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 37 ms returned sat
[2025-06-05 14:43:56] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 485 ms returned sat
[2025-06-05 14:43:58] [INFO ] [Nat]Absence check using state equation in 1795 ms returned sat
[2025-06-05 14:43:58] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 27 ms.
[2025-06-05 14:44:00] [INFO ] Added : 147 causal constraints over 30 iterations in 2225 ms. Result :sat
Minimization took 22 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:00] [INFO ] [Real]Absence check using 4 positive place invariants in 33 ms returned sat
[2025-06-05 14:44:01] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 471 ms returned sat
[2025-06-05 14:44:04] [INFO ] [Real]Absence check using state equation in 2694 ms returned sat
[2025-06-05 14:44:04] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 29 ms.
[2025-06-05 14:44:05] [INFO ] Added : 60 causal constraints over 12 iterations in 937 ms. Result :sat
Minimization took 404 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:05] [INFO ] [Real]Absence check using 4 positive place invariants in 31 ms returned sat
[2025-06-05 14:44:06] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 481 ms returned sat
[2025-06-05 14:44:07] [INFO ] [Real]Absence check using state equation in 1494 ms returned sat
[2025-06-05 14:44:08] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 29 ms.
[2025-06-05 14:44:09] [INFO ] Added : 85 causal constraints over 17 iterations in 1337 ms. Result :sat
Minimization took 777 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:10] [INFO ] [Real]Absence check using 4 positive place invariants in 29 ms returned sat
[2025-06-05 14:44:11] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 478 ms returned sat
[2025-06-05 14:44:12] [INFO ] [Real]Absence check using state equation in 1169 ms returned sat
[2025-06-05 14:44:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 26 ms returned sat
[2025-06-05 14:44:13] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 454 ms returned sat
[2025-06-05 14:44:14] [INFO ] [Nat]Absence check using state equation in 1229 ms returned sat
[2025-06-05 14:44:14] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 28 ms.
[2025-06-05 14:44:15] [INFO ] Added : 75 causal constraints over 15 iterations in 1105 ms. Result :sat
Minimization took 666 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:16] [INFO ] [Real]Absence check using 4 positive place invariants in 25 ms returned sat
[2025-06-05 14:44:16] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 457 ms returned sat
[2025-06-05 14:44:17] [INFO ] [Real]Absence check using state equation in 1071 ms returned sat
[2025-06-05 14:44:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:18] [INFO ] [Nat]Absence check using 4 positive place invariants in 27 ms returned sat
[2025-06-05 14:44:18] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 449 ms returned sat
[2025-06-05 14:44:19] [INFO ] [Nat]Absence check using state equation in 1168 ms returned sat
[2025-06-05 14:44:20] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 27 ms.
[2025-06-05 14:44:21] [INFO ] Added : 119 causal constraints over 24 iterations in 1912 ms. Result :sat
Minimization took 658 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:22] [INFO ] [Real]Absence check using 4 positive place invariants in 29 ms returned sat
[2025-06-05 14:44:23] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 467 ms returned sat
[2025-06-05 14:44:24] [INFO ] [Real]Absence check using state equation in 1374 ms returned sat
[2025-06-05 14:44:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:25] [INFO ] [Nat]Absence check using 4 positive place invariants in 27 ms returned sat
[2025-06-05 14:44:25] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 447 ms returned sat
[2025-06-05 14:44:27] [INFO ] [Nat]Absence check using state equation in 1577 ms returned sat
[2025-06-05 14:44:27] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 25 ms.
[2025-06-05 14:44:28] [INFO ] Added : 105 causal constraints over 21 iterations in 1528 ms. Result :sat
Minimization took 678 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:29] [INFO ] [Real]Absence check using 4 positive place invariants in 28 ms returned sat
[2025-06-05 14:44:30] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 465 ms returned sat
[2025-06-05 14:44:31] [INFO ] [Real]Absence check using state equation in 1500 ms returned sat
[2025-06-05 14:44:31] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 28 ms.
[2025-06-05 14:44:32] [INFO ] Added : 42 causal constraints over 9 iterations in 744 ms. Result :sat
Minimization took 690 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:33] [INFO ] [Real]Absence check using 4 positive place invariants in 25 ms returned sat
[2025-06-05 14:44:34] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 485 ms returned sat
[2025-06-05 14:44:35] [INFO ] [Real]Absence check using state equation in 1063 ms returned sat
[2025-06-05 14:44:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 36 ms returned sat
[2025-06-05 14:44:36] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 485 ms returned sat
[2025-06-05 14:44:37] [INFO ] [Nat]Absence check using state equation in 1861 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:44:38] [INFO ] Deduced a trap composed of 6 places in 453 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:44:38] [INFO ] Deduced a trap composed of 9 places in 419 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:44:39] [INFO ] Deduced a trap composed of 6 places in 414 ms of which 20 ms to minimize.
[2025-06-05 14:44:39] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1550 ms
[2025-06-05 14:44:39] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 19 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:40] [INFO ] [Real]Absence check using 4 positive place invariants in 27 ms returned sat
[2025-06-05 14:44:41] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 497 ms returned sat
[2025-06-05 14:44:44] [INFO ] [Real]Absence check using state equation in 3354 ms returned sat
[2025-06-05 14:44:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 28 ms returned sat
[2025-06-05 14:44:45] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 490 ms returned sat
[2025-06-05 14:44:49] [INFO ] [Nat]Absence check using state equation in 4216 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:49] [INFO ] [Real]Absence check using 4 positive place invariants in 25 ms returned sat
[2025-06-05 14:44:50] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 457 ms returned sat
[2025-06-05 14:44:51] [INFO ] [Real]Absence check using state equation in 1514 ms returned sat
[2025-06-05 14:44:51] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 25 ms.
[2025-06-05 14:44:53] [INFO ] Added : 92 causal constraints over 19 iterations in 1528 ms. Result :sat
Minimization took 741 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:54] [INFO ] [Real]Absence check using 4 positive place invariants in 26 ms returned sat
[2025-06-05 14:44:55] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 469 ms returned sat
[2025-06-05 14:44:56] [INFO ] [Real]Absence check using state equation in 1626 ms returned sat
[2025-06-05 14:44:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 28 ms returned sat
[2025-06-05 14:44:57] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 481 ms returned sat
[2025-06-05 14:44:59] [INFO ] [Nat]Absence check using state equation in 2054 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:44:59] [INFO ] [Real]Absence check using 4 positive place invariants in 26 ms returned sat
[2025-06-05 14:45:00] [INFO ] [Real]Absence check using 4 positive and 2549 generalized place invariants in 472 ms returned sat
[2025-06-05 14:45:02] [INFO ] [Real]Absence check using state equation in 1681 ms returned sat
[2025-06-05 14:45:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 14:45:02] [INFO ] [Nat]Absence check using 4 positive place invariants in 30 ms returned sat
[2025-06-05 14:45:03] [INFO ] [Nat]Absence check using 4 positive and 2549 generalized place invariants in 473 ms returned sat
[2025-06-05 14:45:04] [INFO ] [Nat]Absence check using state equation in 1752 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 14:45:05] [INFO ] Deduced a trap composed of 9 places in 373 ms of which 27 ms to minimize.
[2025-06-05 14:45:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 501 ms
[2025-06-05 14:45:05] [INFO ] Computed and/alt/rep : 326/384/326 causal constraints (skipped 90 transitions) in 24 ms.
[2025-06-05 14:45:06] [INFO ] Added : 113 causal constraints over 23 iterations in 1686 ms. Result :sat
Minimization took 246 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, +inf, 29, +inf, 1, 16, 841, 1, 29, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, +inf, 29, +inf, 1, 16, 841, 1, 29, +inf]
Support contains 1860 out of 2998 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2998/2998 places, 446/446 transitions.
Graph (complete) has 30318 edges and 2998 vertex of which 2967 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.24 ms
Discarding 31 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 119 transitions
Reduce isomorphic transitions removed 119 transitions.
Discarding 29 places :
Implicit places reduction removed 29 places
Iterating post reduction 0 with 148 rules applied. Total rules applied 149 place count 2938 transition count 327
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 29 Pre rules applied. Total rules applied 149 place count 2938 transition count 298
Deduced a syphon composed of 29 places in 1 ms
Ensure Unique test removed 57 places
Reduce places removed 86 places and 0 transitions.
Iterating global reduction 1 with 115 rules applied. Total rules applied 264 place count 2852 transition count 298
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 264 place count 2852 transition count 297
Deduced a syphon composed of 1 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 267 place count 2850 transition count 297
Applied a total of 267 rules in 303 ms. Remains 2850 /2998 variables (removed 148) and now considering 297/446 (removed 149) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 316 ms. Remains : 2850/2998 places, 297/446 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 297 rows 2850 cols
[2025-06-05 14:45:08] [INFO ] Computed 2553 invariants in 43 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[29, 29, 1, +inf, 29, +inf, 1, 16, 841, 1, 29, +inf]
RANDOM walk for 837331 steps (21036 resets) in 30001 ms. (27 steps per ms)
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-01 29 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 7507007 steps (10661 resets) in 36639 ms. (204 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 29, 0, 23, 0, 0, 0, 0, 667] Max Struct:[29, +inf, 29, +inf, 16, 841, 1, 29, +inf]
[2025-06-05 14:46:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:15] [INFO ] [Real]Absence check using 1 positive place invariants in 38 ms returned sat
[2025-06-05 14:46:16] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 654 ms returned sat
[2025-06-05 14:46:17] [INFO ] [Real]Absence check using state equation in 1021 ms returned sat
[2025-06-05 14:46:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 28 ms returned sat
[2025-06-05 14:46:18] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 578 ms returned sat
[2025-06-05 14:46:19] [INFO ] [Nat]Absence check using state equation in 936 ms returned sat
[2025-06-05 14:46:19] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 15 ms.
[2025-06-05 14:46:20] [INFO ] Added : 118 causal constraints over 24 iterations in 1646 ms. Result :sat
Minimization took 3987 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:25] [INFO ] [Real]Absence check using 1 positive place invariants in 22 ms returned sat
[2025-06-05 14:46:25] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 501 ms returned sat
[2025-06-05 14:46:26] [INFO ] [Real]Absence check using state equation in 954 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:26] [INFO ] [Real]Absence check using 1 positive place invariants in 30 ms returned sat
[2025-06-05 14:46:27] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 658 ms returned sat
[2025-06-05 14:46:28] [INFO ] [Real]Absence check using state equation in 967 ms returned sat
[2025-06-05 14:46:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 32 ms returned sat
[2025-06-05 14:46:29] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 643 ms returned sat
[2025-06-05 14:46:30] [INFO ] [Nat]Absence check using state equation in 996 ms returned sat
[2025-06-05 14:46:30] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 21 ms.
[2025-06-05 14:46:32] [INFO ] Added : 95 causal constraints over 19 iterations in 1366 ms. Result :sat
Minimization took 4525 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:36] [INFO ] [Real]Absence check using 1 positive place invariants in 31 ms returned sat
[2025-06-05 14:46:37] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 538 ms returned sat
[2025-06-05 14:46:38] [INFO ] [Real]Absence check using state equation in 765 ms returned sat
[2025-06-05 14:46:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 25 ms returned sat
[2025-06-05 14:46:39] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 522 ms returned sat
[2025-06-05 14:46:39] [INFO ] [Nat]Absence check using state equation in 809 ms returned sat
[2025-06-05 14:46:40] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 14 ms.
[2025-06-05 14:46:40] [INFO ] Added : 60 causal constraints over 12 iterations in 799 ms. Result :sat
Minimization took 4002 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:45] [INFO ] [Real]Absence check using 1 positive place invariants in 25 ms returned sat
[2025-06-05 14:46:45] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 656 ms returned sat
[2025-06-05 14:46:46] [INFO ] [Real]Absence check using state equation in 1059 ms returned sat
[2025-06-05 14:46:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 27 ms returned sat
[2025-06-05 14:46:47] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 639 ms returned sat
[2025-06-05 14:46:49] [INFO ] [Nat]Absence check using state equation in 1125 ms returned sat
[2025-06-05 14:46:49] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 17 ms.
[2025-06-05 14:46:50] [INFO ] Added : 105 causal constraints over 21 iterations in 1478 ms. Result :sat
Minimization took 4523 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:55] [INFO ] [Real]Absence check using 1 positive place invariants in 23 ms returned sat
[2025-06-05 14:46:56] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 662 ms returned sat
[2025-06-05 14:46:59] [INFO ] [Real]Absence check using state equation in 3511 ms returned sat
[2025-06-05 14:46:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:46:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 24 ms returned sat
[2025-06-05 14:47:00] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 636 ms returned sat
[2025-06-05 14:47:04] [INFO ] [Nat]Absence check using state equation in 3785 ms returned sat
[2025-06-05 14:47:04] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 18 ms.
[2025-06-05 14:47:06] [INFO ] Added : 117 causal constraints over 24 iterations in 1677 ms. Result :sat
Minimization took 3857 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:47:10] [INFO ] [Real]Absence check using 1 positive place invariants in 24 ms returned sat
[2025-06-05 14:47:10] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 501 ms returned sat
[2025-06-05 14:47:11] [INFO ] [Real]Absence check using state equation in 770 ms returned sat
[2025-06-05 14:47:11] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 14 ms.
[2025-06-05 14:47:12] [INFO ] Added : 60 causal constraints over 12 iterations in 862 ms. Result :sat
Minimization took 5136 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:47:18] [INFO ] [Real]Absence check using 1 positive place invariants in 26 ms returned sat
[2025-06-05 14:47:18] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 494 ms returned sat
[2025-06-05 14:47:20] [INFO ] [Real]Absence check using state equation in 2151 ms returned sat
[2025-06-05 14:47:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:47:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 29 ms returned sat
[2025-06-05 14:47:21] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 478 ms returned sat
[2025-06-05 14:47:25] [INFO ] [Nat]Absence check using state equation in 3772 ms returned sat
[2025-06-05 14:47:25] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 16 ms.
[2025-06-05 14:47:26] [INFO ] Added : 102 causal constraints over 21 iterations in 1412 ms. Result :sat
Minimization took 3869 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:47:31] [INFO ] [Real]Absence check using 1 positive place invariants in 30 ms returned sat
[2025-06-05 14:47:31] [INFO ] [Real]Absence check using 1 positive and 2552 generalized place invariants in 680 ms returned sat
[2025-06-05 14:47:34] [INFO ] [Real]Absence check using state equation in 2315 ms returned sat
[2025-06-05 14:47:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:47:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 26 ms returned sat
[2025-06-05 14:47:35] [INFO ] [Nat]Absence check using 1 positive and 2552 generalized place invariants in 642 ms returned sat
[2025-06-05 14:47:37] [INFO ] [Nat]Absence check using state equation in 2367 ms returned sat
[2025-06-05 14:47:37] [INFO ] Computed and/alt/rep : 207/236/207 causal constraints (skipped 89 transitions) in 20 ms.
[2025-06-05 14:47:38] [INFO ] Added : 84 causal constraints over 17 iterations in 1216 ms. Result :sat
Minimization took 3925 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 29, 0, 23, 0, 0, 0, 0, 667] Max Struct:[29, 29, 29, +inf, 16, 841, 1, 29, +inf]
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-04 29 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-12 29 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-10 841 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-05 29 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[29, 29, 15, 0, 841] Max Struct:[29, +inf, 16, 1, +inf]
Support contains 901 out of 2850 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2850/2850 places, 297/297 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Discarding 29 places :
Implicit places reduction removed 29 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 120 rules applied. Total rules applied 120 place count 2821 transition count 206
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 1 with 31 rules applied. Total rules applied 151 place count 2790 transition count 206
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 29 Pre rules applied. Total rules applied 151 place count 2790 transition count 177
Deduced a syphon composed of 29 places in 1 ms
Ensure Unique test removed 29 places
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 2 with 87 rules applied. Total rules applied 238 place count 2732 transition count 177
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 239 place count 2732 transition count 176
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 240 place count 2731 transition count 176
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 241 place count 2730 transition count 175
Applied a total of 241 rules in 399 ms. Remains 2730 /2850 variables (removed 120) and now considering 175/297 (removed 122) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 399 ms. Remains : 2730/2850 places, 175/297 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 175 rows 2730 cols
[2025-06-05 14:47:47] [INFO ] Computed 2555 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[29, 29, 15, 0, 841] Max Struct:[29, 29, 16, 1, 2523]
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-06 29 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-00 29 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 662185 steps (4504 resets) in 30001 ms. (22 steps per ms)
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-09 16 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 471158 steps (185 resets) in 5001 ms. (94 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[841] Max Struct:[2523]
[2025-06-05 14:48:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 14:48:22] [INFO ] [Real]Absence check using 873 positive place invariants in 195 ms returned sat
[2025-06-05 14:48:24] [INFO ] [Real]Absence check using 873 positive and 1682 generalized place invariants in 2022 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[841] Max Struct:[841]
FORMULA QuasiCertifProtocol-COL-28-UpperBounds-14 841 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-05 14:48:25] [INFO ] Flatten gal took : 196 ms
[2025-06-05 14:48:25] [INFO ] Flatten gal took : 98 ms
[2025-06-05 14:48:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15515953374379201637.gal : 33 ms
[2025-06-05 14:48:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5237289752392717610.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15515953374379201637.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5237289752392717610.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 276504 ms.
BK_STOP 1749134905333
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="QuasiCertifProtocol-COL-28"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is QuasiCertifProtocol-COL-28, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r156-tall-174881254600765"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-COL-28.tgz
mv QuasiCertifProtocol-COL-28 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;