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.r311-tall-171662335800085.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 greatspnxred
Input is QuasiCertifProtocol-PT-18, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r311-tall-171662335800085
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 46K Apr 13 04:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 318K Apr 13 04:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 20K Apr 13 04:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 135K Apr 13 04:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 16K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 29K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 13 04:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Apr 13 04:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 13 04:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K Apr 13 04:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.3K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 360K 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 QuasiCertifProtocol-PT-18-UpperBounds-00
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-01
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-02
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-03
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-04
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-05
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-06
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-07
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-08
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-09
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-10
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-11
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-12
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-13
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-14
FORMULA_NAME QuasiCertifProtocol-PT-18-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716656826140

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-PT-18
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 17:07:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-25 17:07:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 17:07:07] [INFO ] Load time of PNML (sax parser for PT used): 108 ms
[2024-05-25 17:07:07] [INFO ] Transformed 1398 places.
[2024-05-25 17:07:07] [INFO ] Transformed 296 transitions.
[2024-05-25 17:07:07] [INFO ] Parsed PT model containing 1398 places and 296 transitions and 3119 arcs in 241 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 10, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 10, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 296 rows 1398 cols
[2024-05-25 17:07:07] [INFO ] Computed 1103 invariants in 79 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 10, 0, 0] Max Struct:[+inf, +inf, 10, 361, 1, 1, 1, 1, 19, 19, 19, +inf, +inf, 10, 19, 1]
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-13 10 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (441 resets) in 62 ms. (158 steps per ms)
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120012 steps (373 resets) in 167 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[19, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 10, 361, 1, 19, 19, 19, +inf, +inf, 19, 1]
[2024-05-25 17:07:07] [INFO ] Invariant cache hit.
[2024-05-25 17:07:08] [INFO ] [Real]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-25 17:07:08] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 188 ms returned sat
[2024-05-25 17:07:08] [INFO ] [Real]Absence check using state equation in 459 ms returned unsat
[2024-05-25 17:07:09] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-25 17:07:09] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 169 ms returned sat
[2024-05-25 17:07:09] [INFO ] [Real]Absence check using state equation in 417 ms returned sat
[2024-05-25 17:07:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 22 ms returned sat
[2024-05-25 17:07:10] [INFO ] [Nat]Absence check using 3 positive and 1100 generalized place invariants in 167 ms returned sat
[2024-05-25 17:07:10] [INFO ] [Nat]Absence check using state equation in 533 ms returned sat
[2024-05-25 17:07:10] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 25 ms.
[2024-05-25 17:07:11] [INFO ] Added : 62 causal constraints over 13 iterations in 629 ms. Result :sat
Minimization took 615 ms.
[2024-05-25 17:07:12] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:12] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 166 ms returned sat
[2024-05-25 17:07:12] [INFO ] [Real]Absence check using state equation in 567 ms returned sat
[2024-05-25 17:07:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-25 17:07:13] [INFO ] [Nat]Absence check using 3 positive and 1100 generalized place invariants in 156 ms returned sat
[2024-05-25 17:07:13] [INFO ] [Nat]Absence check using state equation in 594 ms returned sat
[2024-05-25 17:07:13] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 26 ms.
[2024-05-25 17:07:14] [INFO ] Added : 88 causal constraints over 18 iterations in 807 ms. Result :sat
Minimization took 584 ms.
[2024-05-25 17:07:15] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:15] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 188 ms returned sat
[2024-05-25 17:07:16] [INFO ] [Real]Absence check using state equation in 534 ms returned sat
[2024-05-25 17:07:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:16] [INFO ] [Nat]Absence check using 3 positive and 1100 generalized place invariants in 183 ms returned sat
[2024-05-25 17:07:17] [INFO ] [Nat]Absence check using state equation in 947 ms returned sat
[2024-05-25 17:07:17] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 23 ms.
[2024-05-25 17:07:18] [INFO ] Added : 59 causal constraints over 12 iterations in 534 ms. Result :sat
Minimization took 609 ms.
[2024-05-25 17:07:18] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:19] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 173 ms returned sat
[2024-05-25 17:07:19] [INFO ] [Real]Absence check using state equation in 380 ms returned sat
[2024-05-25 17:07:19] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 23 ms.
[2024-05-25 17:07:19] [INFO ] Added : 49 causal constraints over 10 iterations in 506 ms. Result :sat
Minimization took 719 ms.
[2024-05-25 17:07:20] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2024-05-25 17:07:21] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 168 ms returned sat
[2024-05-25 17:07:21] [INFO ] [Real]Absence check using state equation in 578 ms returned sat
[2024-05-25 17:07:21] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 23 ms.
[2024-05-25 17:07:22] [INFO ] Added : 98 causal constraints over 20 iterations in 893 ms. Result :sat
Minimization took 630 ms.
[2024-05-25 17:07:23] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:23] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 186 ms returned sat
[2024-05-25 17:07:23] [INFO ] [Real]Absence check using state equation in 57 ms returned unsat
[2024-05-25 17:07:23] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-25 17:07:23] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 178 ms returned sat
[2024-05-25 17:07:24] [INFO ] [Real]Absence check using state equation in 431 ms returned sat
[2024-05-25 17:07:24] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 18 ms.
[2024-05-25 17:07:25] [INFO ] Added : 66 causal constraints over 14 iterations in 643 ms. Result :sat
Minimization took 620 ms.
[2024-05-25 17:07:25] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2024-05-25 17:07:26] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 170 ms returned sat
[2024-05-25 17:07:26] [INFO ] [Real]Absence check using state equation in 484 ms returned sat
[2024-05-25 17:07:26] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 21 ms.
[2024-05-25 17:07:27] [INFO ] Added : 83 causal constraints over 17 iterations in 743 ms. Result :sat
Minimization took 688 ms.
[2024-05-25 17:07:28] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-25 17:07:28] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 167 ms returned sat
[2024-05-25 17:07:28] [INFO ] [Real]Absence check using state equation in 395 ms returned sat
[2024-05-25 17:07:28] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 22 ms.
[2024-05-25 17:07:29] [INFO ] Added : 88 causal constraints over 18 iterations in 803 ms. Result :sat
Minimization took 708 ms.
[2024-05-25 17:07:30] [INFO ] [Real]Absence check using 3 positive place invariants in 12 ms returned sat
[2024-05-25 17:07:30] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 185 ms returned sat
[2024-05-25 17:07:31] [INFO ] [Real]Absence check using state equation in 570 ms returned sat
[2024-05-25 17:07:31] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 24 ms.
[2024-05-25 17:07:32] [INFO ] Added : 97 causal constraints over 20 iterations in 925 ms. Result :sat
Minimization took 785 ms.
[2024-05-25 17:07:33] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2024-05-25 17:07:33] [INFO ] [Real]Absence check using 3 positive and 1100 generalized place invariants in 179 ms returned sat
[2024-05-25 17:07:34] [INFO ] [Real]Absence check using state equation in 468 ms returned sat
[2024-05-25 17:07:34] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 20 ms.
[2024-05-25 17:07:34] [INFO ] Added : 70 causal constraints over 14 iterations in 641 ms. Result :sat
Minimization took 741 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[19, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0] Max Struct:[19, +inf, 10, 361, 1, 19, 1, 19, +inf, +inf, 19, 1]
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-00 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 10, 361, 1, 19, 19, +inf, +inf, 19, 1]
Support contains 44 out of 1398 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1398/1398 places, 296/296 transitions.
Graph (complete) has 9608 edges and 1398 vertex of which 1017 are kept as prefixes of interest. Removing 381 places using SCC suffix rule.6 ms
Discarding 381 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 117 transitions
Reduce isomorphic transitions removed 117 transitions.
Discarding 38 places :
Implicit places reduction removed 38 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 172 rules applied. Total rules applied 173 place count 979 transition count 162
Reduce places removed 17 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 18 rules applied. Total rules applied 191 place count 962 transition count 161
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 192 place count 961 transition count 161
Performed 57 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 57 Pre rules applied. Total rules applied 192 place count 961 transition count 104
Deduced a syphon composed of 57 places in 0 ms
Ensure Unique test removed 341 places
Reduce places removed 398 places and 0 transitions.
Iterating global reduction 3 with 455 rules applied. Total rules applied 647 place count 563 transition count 104
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 647 place count 563 transition count 102
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 652 place count 560 transition count 102
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 669 place count 543 transition count 85
Iterating global reduction 3 with 17 rules applied. Total rules applied 686 place count 543 transition count 85
Applied a total of 686 rules in 180 ms. Remains 543 /1398 variables (removed 855) and now considering 85/296 (removed 211) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 543/1398 places, 85/296 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 85 rows 543 cols
[2024-05-25 17:07:35] [INFO ] Computed 458 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[19, 10, 361, 1, 19, 19, +inf, 1, 1, 1]
RANDOM walk for 1000000 steps (24390 resets) in 5785 ms. (172 steps per ms)
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-01 19 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 6000006 steps (8151 resets) in 12217 ms. (491 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 19, 0, 1, 0, 0] Max Struct:[10, 361, 19, 19, +inf, 1]
[2024-05-25 17:07:53] [INFO ] Invariant cache hit.
[2024-05-25 17:07:53] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2024-05-25 17:07:53] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 59 ms returned sat
[2024-05-25 17:07:54] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-25 17:07:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:54] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:54] [INFO ] [Nat]Absence check using 20 positive and 438 generalized place invariants in 62 ms returned sat
[2024-05-25 17:07:54] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-25 17:07:54] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 8 ms.
[2024-05-25 17:07:54] [INFO ] Added : 39 causal constraints over 8 iterations in 143 ms. Result :sat
Minimization took 215 ms.
[2024-05-25 17:07:54] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:54] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 54 ms returned sat
[2024-05-25 17:07:55] [INFO ] [Real]Absence check using state equation in 107 ms returned unsat
[2024-05-25 17:07:55] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:55] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 60 ms returned sat
[2024-05-25 17:07:55] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2024-05-25 17:07:55] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 12 ms.
[2024-05-25 17:07:55] [INFO ] Added : 40 causal constraints over 8 iterations in 154 ms. Result :sat
Minimization took 247 ms.
[2024-05-25 17:07:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:55] [INFO ] [Nat]Absence check using 20 positive and 438 generalized place invariants in 64 ms returned sat
[2024-05-25 17:07:55] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2024-05-25 17:07:55] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 5 ms.
[2024-05-25 17:07:56] [INFO ] Added : 40 causal constraints over 8 iterations in 125 ms. Result :sat
Minimization took 200 ms.
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 62 ms returned sat
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using state equation in 141 ms returned unsat
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 63 ms returned sat
[2024-05-25 17:07:56] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2024-05-25 17:07:56] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 7 ms.
[2024-05-25 17:07:57] [INFO ] Added : 40 causal constraints over 8 iterations in 151 ms. Result :sat
Minimization took 272 ms.
[2024-05-25 17:07:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:57] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2024-05-25 17:07:57] [INFO ] [Nat]Absence check using 20 positive and 438 generalized place invariants in 65 ms returned sat
[2024-05-25 17:07:57] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2024-05-25 17:07:57] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 10 ms.
[2024-05-25 17:07:57] [INFO ] Added : 40 causal constraints over 8 iterations in 144 ms. Result :sat
Minimization took 226 ms.
[2024-05-25 17:07:58] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2024-05-25 17:07:58] [INFO ] [Real]Absence check using 20 positive and 438 generalized place invariants in 59 ms returned sat
[2024-05-25 17:07:58] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2024-05-25 17:07:58] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 6 ms.
[2024-05-25 17:07:58] [INFO ] Added : 39 causal constraints over 8 iterations in 150 ms. Result :sat
Minimization took 263 ms.
[2024-05-25 17:07:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 17:07:58] [INFO ] [Nat]Absence check using 20 positive place invariants in 6 ms returned sat
[2024-05-25 17:07:58] [INFO ] [Nat]Absence check using 20 positive and 438 generalized place invariants in 65 ms returned sat
[2024-05-25 17:07:58] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2024-05-25 17:07:58] [INFO ] Computed and/alt/rep : 59/59/59 causal constraints (skipped 25 transitions) in 7 ms.
[2024-05-25 17:07:59] [INFO ] Added : 39 causal constraints over 8 iterations in 138 ms. Result :sat
Minimization took 209 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 19, 0, 1, 0, 0] Max Struct:[10, 19, 19, 1, +inf, 1]
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-03 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 1, 1] Max Struct:[10, 19, +inf]
Support contains 3 out of 543 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 543/543 places, 85/85 transitions.
Graph (complete) has 2441 edges and 543 vertex of which 521 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.1 ms
Discarding 22 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 38 rules applied. Total rules applied 39 place count 521 transition count 45
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 58 place count 502 transition count 45
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 58 place count 502 transition count 44
Deduced a syphon composed of 1 places in 1 ms
Ensure Unique test removed 19 places
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 21 rules applied. Total rules applied 79 place count 482 transition count 44
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 358 places
Reduce places removed 377 places and 0 transitions.
Iterating global reduction 2 with 396 rules applied. Total rules applied 475 place count 105 transition count 25
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 476 place count 104 transition count 24
Ensure Unique test removed 19 places
Iterating post reduction 2 with 19 rules applied. Total rules applied 495 place count 85 transition count 24
Reduce places removed 18 places and 18 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 513 place count 67 transition count 6
Ensure Unique test removed 54 places
Iterating post reduction 3 with 54 rules applied. Total rules applied 567 place count 13 transition count 6
Applied a total of 567 rules in 44 ms. Remains 13 /543 variables (removed 530) and now considering 6/85 (removed 79) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 13/543 places, 6/85 transitions.
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 6 rows 13 cols
[2024-05-25 17:07:59] [INFO ] Computed 7 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[10, 1, 1] Max Struct:[10, 19, +inf]
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-02 10 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000007 steps (64504 resets) in 292 ms. (3412 steps per ms)
BEST_FIRST walk for 2000002 steps (54355 resets) in 406 ms. (4914 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1] Max Struct:[19, +inf]
[2024-05-25 17:08:00] [INFO ] Invariant cache hit.
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using state equation in 5 ms returned unsat
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-25 17:08:00] [INFO ] [Real]Absence check using state equation in 2 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1] Max Struct:[1, 1]
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-18-UpperBounds-08 1 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 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 53056 ms.
ITS solved all properties within timeout

BK_STOP 1716656880411

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML

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-PT-18"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is QuasiCertifProtocol-PT-18, 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 r311-tall-171662335800085"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-PT-18.tgz
mv QuasiCertifProtocol-PT-18 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;