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.r092-tall-171624188600127.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 CloudReconfiguration-PT-302, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r092-tall-171624188600127
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 19:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Apr 11 19:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 11 19:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 11 19:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 660K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-302-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716263432188

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-302
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-21 03:50:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 03:50:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 03:50:33] [INFO ] Load time of PNML (sax parser for PT used): 179 ms
[2024-05-21 03:50:33] [INFO ] Transformed 2585 places.
[2024-05-21 03:50:33] [INFO ] Transformed 3095 transitions.
[2024-05-21 03:50:33] [INFO ] Found NUPN structural information;
[2024-05-21 03:50:33] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 295 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (286 resets) in 1943 ms. (20 steps per ms) remains 14/16 properties
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (79 resets) in 262 ms. (152 steps per ms) remains 13/14 properties
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (80 resets) in 333 ms. (119 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (75 resets) in 259 ms. (153 steps per ms) remains 13/13 properties
[2024-05-21 03:50:34] [INFO ] Flatten gal took : 450 ms
BEST_FIRST walk for 40004 steps (80 resets) in 245 ms. (162 steps per ms) remains 12/13 properties
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (80 resets) in 471 ms. (84 steps per ms) remains 12/12 properties
[2024-05-21 03:50:35] [INFO ] Flatten gal took : 223 ms
BEST_FIRST walk for 40002 steps (81 resets) in 278 ms. (143 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (75 resets) in 122 ms. (325 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (81 resets) in 217 ms. (183 steps per ms) remains 12/12 properties
[2024-05-21 03:50:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16304992060315326101.gal : 90 ms
BEST_FIRST walk for 40004 steps (75 resets) in 106 ms. (373 steps per ms) remains 12/12 properties
[2024-05-21 03:50:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6583244136735443984.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16304992060315326101.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6583244136735443984.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (77 resets) in 123 ms. (322 steps per ms) remains 12/12 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40002 steps (77 resets) in 220 ms. (181 steps per ms) remains 12/12 properties
Loading property file /tmp/ReachabilityCardinality6583244136735443984.prop.
BEST_FIRST walk for 40003 steps (78 resets) in 825 ms. (48 steps per ms) remains 12/12 properties
// Phase 1: matrix 3095 rows 2585 cols
[2024-05-21 03:50:35] [INFO ] Computed 4 invariants in 58 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/190 variables, 190/190 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/190 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2384/2574 variables, 4/194 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2384/2578 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :6 after 7
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :7 after 8
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :8 after 9
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :9 after 10
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :10 after 11
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :11 after 20
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :20 after 453
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :453 after 2466
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :2466 after 6634
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5663/5680 variables, and 5156 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5060 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/190 variables, 190/190 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/190 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2384/2574 variables, 4/194 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2384/2578 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Invariant property CloudReconfiguration-PT-302-ReachabilityFireability-2024-09 does not hold.
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :6634 after 48867
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 11/5163 constraints. Problems are: Problem set: 1 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5659/5680 variables, and 5163 constraints, problems are : Problem set: 1 solved, 11 unsolved in 5027 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 11/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 10406ms problems are : Problem set: 1 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 157 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2583 edges and 2585 vertex of which 514 / 2585 are part of one of the 47 SCC in 15 ms
Free SCC test removed 467 places
Drop transitions (Empty/Sink Transition effects.) removed 565 transitions
Reduce isomorphic transitions removed 565 transitions.
Graph (complete) has 2810 edges and 2118 vertex of which 2104 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.8 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1135 transitions
Trivial Post-agglo rules discarded 1135 transitions
Performed 1135 trivial Post agglomeration. Transition count delta: 1135
Iterating post reduction 0 with 1143 rules applied. Total rules applied 1145 place count 2104 transition count 1378
Reduce places removed 1135 places and 0 transitions.
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 29 transitions
Trivial Post-agglo rules discarded 29 transitions
Performed 29 trivial Post agglomeration. Transition count delta: 29
Iterating post reduction 1 with 1216 rules applied. Total rules applied 2361 place count 969 transition count 1297
Reduce places removed 29 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 36 rules applied. Total rules applied 2397 place count 940 transition count 1290
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
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 3 with 6 rules applied. Total rules applied 2403 place count 937 transition count 1287
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 4 with 3 rules applied. Total rules applied 2406 place count 936 transition count 1285
Reduce places removed 1 places and 0 transitions.
Performed 136 Post agglomeration using F-continuation condition.Transition count delta: 136
Iterating post reduction 5 with 137 rules applied. Total rules applied 2543 place count 935 transition count 1149
Reduce places removed 136 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 152 rules applied. Total rules applied 2695 place count 799 transition count 1133
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 2697 place count 797 transition count 1133
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 35 Pre rules applied. Total rules applied 2697 place count 797 transition count 1098
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 8 with 70 rules applied. Total rules applied 2767 place count 762 transition count 1098
Discarding 89 places :
Symmetric choice reduction at 8 with 89 rule applications. Total rules 2856 place count 673 transition count 1009
Iterating global reduction 8 with 89 rules applied. Total rules applied 2945 place count 673 transition count 1009
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 8 with 7 rules applied. Total rules applied 2952 place count 673 transition count 1002
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 3 rules applied. Total rules applied 2955 place count 671 transition count 1001
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2956 place count 670 transition count 1001
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 1 Pre rules applied. Total rules applied 2956 place count 670 transition count 1000
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 2958 place count 669 transition count 1000
Discarding 53 places :
Symmetric choice reduction at 11 with 53 rule applications. Total rules 3011 place count 616 transition count 947
Iterating global reduction 11 with 53 rules applied. Total rules applied 3064 place count 616 transition count 947
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 11 with 22 rules applied. Total rules applied 3086 place count 616 transition count 925
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 12 with 15 rules applied. Total rules applied 3101 place count 607 transition count 919
Reduce places removed 3 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 13 with 6 rules applied. Total rules applied 3107 place count 604 transition count 916
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 3111 place count 601 transition count 915
Discarding 6 places :
Symmetric choice reduction at 15 with 6 rule applications. Total rules 3117 place count 595 transition count 907
Iterating global reduction 15 with 6 rules applied. Total rules applied 3123 place count 595 transition count 907
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 3125 place count 595 transition count 905
Discarding 3 places :
Symmetric choice reduction at 16 with 3 rule applications. Total rules 3128 place count 592 transition count 899
Iterating global reduction 16 with 3 rules applied. Total rules applied 3131 place count 592 transition count 899
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 3132 place count 591 transition count 897
Iterating global reduction 16 with 1 rules applied. Total rules applied 3133 place count 591 transition count 897
Performed 168 Post agglomeration using F-continuation condition with reduction of 38 identical transitions.
Deduced a syphon composed of 168 places in 1 ms
Reduce places removed 168 places and 0 transitions.
Iterating global reduction 16 with 336 rules applied. Total rules applied 3469 place count 423 transition count 691
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 16 with 17 rules applied. Total rules applied 3486 place count 423 transition count 674
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 17 with 6 rules applied. Total rules applied 3492 place count 420 transition count 671
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 3494 place count 420 transition count 669
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 18 with 2 rules applied. Total rules applied 3496 place count 419 transition count 668
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 3498 place count 419 transition count 666
Performed 49 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 19 with 98 rules applied. Total rules applied 3596 place count 370 transition count 715
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 19 with 21 rules applied. Total rules applied 3617 place count 370 transition count 694
Discarding 10 places :
Symmetric choice reduction at 20 with 10 rule applications. Total rules 3627 place count 360 transition count 674
Iterating global reduction 20 with 10 rules applied. Total rules applied 3637 place count 360 transition count 674
Discarding 2 places :
Symmetric choice reduction at 20 with 2 rule applications. Total rules 3639 place count 358 transition count 670
Iterating global reduction 20 with 2 rules applied. Total rules applied 3641 place count 358 transition count 670
Drop transitions (Redundant composition of simpler transitions.) removed 57 transitions
Redundant transition composition rules discarded 57 transitions
Iterating global reduction 20 with 57 rules applied. Total rules applied 3698 place count 358 transition count 613
Free-agglomeration rule applied 28 times.
Iterating global reduction 20 with 28 rules applied. Total rules applied 3726 place count 358 transition count 585
Reduce places removed 28 places and 0 transitions.
Iterating post reduction 20 with 28 rules applied. Total rules applied 3754 place count 330 transition count 585
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 21 with 1 rules applied. Total rules applied 3755 place count 330 transition count 584
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 21 with 2 rules applied. Total rules applied 3757 place count 330 transition count 583
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 21 with 2 rules applied. Total rules applied 3759 place count 328 transition count 583
Partial Free-agglomeration rule applied 19 times.
Drop transitions (Partial Free agglomeration) removed 19 transitions
Iterating global reduction 22 with 19 rules applied. Total rules applied 3778 place count 328 transition count 583
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 22 with 1 rules applied. Total rules applied 3779 place count 328 transition count 582
Partial Post-agglomeration rule applied 6 times.
Drop transitions (Partial Post agglomeration) removed 6 transitions
Iterating global reduction 22 with 6 rules applied. Total rules applied 3785 place count 328 transition count 582
Applied a total of 3785 rules in 682 ms. Remains 328 /2585 variables (removed 2257) and now considering 582/3095 (removed 2513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 704 ms. Remains : 328/2585 places, 582/3095 transitions.
RANDOM walk for 40000 steps (1770 resets) in 390 ms. (102 steps per ms) remains 5/11 properties
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (219 resets) in 56 ms. (701 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (422 resets) in 56 ms. (701 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (431 resets) in 99 ms. (400 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (449 resets) in 88 ms. (449 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (425 resets) in 109 ms. (363 steps per ms) remains 5/5 properties
[2024-05-21 03:50:47] [INFO ] Flow matrix only has 577 transitions (discarded 5 similar events)
// Phase 1: matrix 577 rows 328 cols
[2024-05-21 03:50:47] [INFO ] Computed 3 invariants in 5 ms
[2024-05-21 03:50:47] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 211/276 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/276 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 524/800 variables, 276/279 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/800 variables, 3/282 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/800 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 66/866 variables, 27/309 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/866 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/866 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 26/892 variables, 17/327 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/892 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 8/900 variables, 5/332 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/900 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 4/904 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/904 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 1/905 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/905 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/905 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 905/905 variables, and 335 constraints, problems are : Problem set: 0 solved, 5 unsolved in 742 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 328/328 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem CloudReconfiguration-PT-302-ReachabilityFireability-2024-07 is UNSAT
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem CloudReconfiguration-PT-302-ReachabilityFireability-2024-13 is UNSAT
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 211/276 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/276 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 524/800 variables, 276/279 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/800 variables, 3/282 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/800 variables, 1/283 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/800 variables, 0/283 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 66/866 variables, 27/310 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/866 variables, 1/311 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/866 variables, 2/313 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/866 variables, 0/313 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 26/892 variables, 17/330 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/892 variables, 0/330 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 8/900 variables, 5/335 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/900 variables, 0/335 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 4/904 variables, 2/337 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/904 variables, 0/337 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Problem CloudReconfiguration-PT-302-ReachabilityFireability-2024-01 is UNSAT
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 17 (OVERLAPS) 1/905 variables, 1/338 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/905 variables, 0/338 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/905 variables, 0/338 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 905/905 variables, and 338 constraints, problems are : Problem set: 3 solved, 2 unsolved in 648 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 328/328 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 1442ms problems are : Problem set: 3 solved, 2 unsolved
Finished Parikh walk after 1164 steps, including 32 resets, run visited all 2 properties in 5 ms. (steps per millisecond=232 )
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-04 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-302-ReachabilityFireability-2024-02 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 11 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 15249 ms.

BK_STOP 1716263448635

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="CloudReconfiguration-PT-302"
export BK_EXAMINATION="ReachabilityFireability"
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 CloudReconfiguration-PT-302, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r092-tall-171624188600127"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-302.tgz
mv CloudReconfiguration-PT-302 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;