Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r453-smll-167912645700631.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool itstools
Input is StigmergyElection-PT-06b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-167912645700631
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 7.8K Feb 26 16:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 26 16:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 16:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 16:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 17:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Feb 25 17:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 16:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 16:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 16:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 26 16:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 17:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 1.2M Mar 5 18:23 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 StigmergyElection-PT-06b-ReachabilityFireability-00
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-01
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-02
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-03
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-04
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-05
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-06
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-07
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-08
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-09
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-10
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-11
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-12
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-13
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-14
FORMULA_NAME StigmergyElection-PT-06b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679421353878

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-06b
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202303021504
[2023-03-21 17:55:57] [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]
[2023-03-21 17:55:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 17:55:58] [INFO ] Load time of PNML (sax parser for PT used): 420 ms
[2023-03-21 17:55:58] [INFO ] Transformed 835 places.
[2023-03-21 17:55:58] [INFO ] Transformed 2416 transitions.
[2023-03-21 17:55:58] [INFO ] Found NUPN structural information;
[2023-03-21 17:55:58] [INFO ] Parsed PT model containing 835 places and 2416 transitions and 20130 arcs in 623 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
[2023-03-21 17:55:59] [INFO ] Flatten gal took : 546 ms
Incomplete random walk after 10000 steps, including 96 resets, run finished after 1056 ms. (steps per millisecond=9 ) properties (out of 16) seen :2
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 14) seen :0
[2023-03-21 17:55:59] [INFO ] Flatten gal took : 264 ms
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 14) seen :0
[2023-03-21 17:55:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16886966175568533910.gal : 135 ms
[2023-03-21 17:55:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6503180338622613160.prop : 10 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16886966175568533910.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6503180338622613160.prop' '--nowitness' '--gen-order' 'FOLLOW'
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 14) seen :0

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 14) seen :0
Loading property file /tmp/ReachabilityCardinality6503180338622613160.prop.
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 14 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
// Phase 1: matrix 2416 rows 835 cols
[2023-03-21 17:56:01] [INFO ] Computed 7 place invariants in 71 ms
[2023-03-21 17:56:03] [INFO ] After 1024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :9 after 13
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :13 after 17
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :17 after 32
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :32 after 160
Invariant property StigmergyElection-PT-06b-ReachabilityFireability-14 does not hold.
SDD proceeding with computation,15 properties remain. new max is 128
SDD size :160 after 2265
SDD proceeding with computation,15 properties remain. new max is 256
SDD size :2265 after 4591
SDD proceeding with computation,15 properties remain. new max is 512
SDD size :4591 after 4701
SDD proceeding with computation,15 properties remain. new max is 1024
SDD size :4701 after 4968
[2023-03-21 17:56:03] [INFO ] [Nat]Absence check using 7 positive place invariants in 16 ms returned sat
SDD proceeding with computation,15 properties remain. new max is 2048
SDD size :4968 after 38804
SDD proceeding with computation,15 properties remain. new max is 4096
SDD size :38804 after 101805
[2023-03-21 17:56:06] [INFO ] After 2827ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :11
[2023-03-21 17:56:09] [INFO ] After 5285ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :11
Attempting to minimize the solution found.
Minimization took 1554 ms.
[2023-03-21 17:56:10] [INFO ] After 7713ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :11
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 14 Parikh solutions to 11 different solutions.
Parikh walk visited 0 properties in 518 ms.
Support contains 79 out of 835 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 835/835 places, 2416/2416 transitions.
Graph (trivial) has 655 edges and 835 vertex of which 113 / 835 are part of one of the 16 SCC in 6 ms
Free SCC test removed 97 places
Drop transitions removed 122 transitions
Reduce isomorphic transitions removed 122 transitions.
Graph (complete) has 1549 edges and 738 vertex of which 730 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.31 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 375 transitions
Trivial Post-agglo rules discarded 375 transitions
Performed 375 trivial Post agglomeration. Transition count delta: 375
Iterating post reduction 0 with 378 rules applied. Total rules applied 380 place count 730 transition count 1912
Reduce places removed 375 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 1 with 386 rules applied. Total rules applied 766 place count 355 transition count 1901
Reduce places removed 5 places and 0 transitions.
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Iterating post reduction 2 with 58 rules applied. Total rules applied 824 place count 350 transition count 1848
Reduce places removed 53 places and 0 transitions.
Iterating post reduction 3 with 53 rules applied. Total rules applied 877 place count 297 transition count 1848
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 40 Pre rules applied. Total rules applied 877 place count 297 transition count 1808
Deduced a syphon composed of 40 places in 3 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 4 with 80 rules applied. Total rules applied 957 place count 257 transition count 1808
Discarding 59 places :
Symmetric choice reduction at 4 with 59 rule applications. Total rules 1016 place count 198 transition count 1749
Iterating global reduction 4 with 59 rules applied. Total rules applied 1075 place count 198 transition count 1749
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 1084 place count 198 transition count 1740
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 1091 place count 191 transition count 1733
Iterating global reduction 5 with 7 rules applied. Total rules applied 1098 place count 191 transition count 1733
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1099 place count 190 transition count 1731
Iterating global reduction 5 with 1 rules applied. Total rules applied 1100 place count 190 transition count 1731
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 5 with 28 rules applied. Total rules applied 1128 place count 176 transition count 1717
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 1132 place count 172 transition count 1713
Iterating global reduction 5 with 4 rules applied. Total rules applied 1136 place count 172 transition count 1713
Performed 7 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 5 with 14 rules applied. Total rules applied 1150 place count 165 transition count 1711
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 1152 place count 165 transition count 1709
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 1157 place count 165 transition count 1709
Applied a total of 1157 rules in 528 ms. Remains 165 /835 variables (removed 670) and now considering 1709/2416 (removed 707) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 530 ms. Remains : 165/835 places, 1709/2416 transitions.
Incomplete random walk after 10000 steps, including 410 resets, run finished after 276 ms. (steps per millisecond=36 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 62 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 59 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 11) seen :1
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 56 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 58 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 56 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 57 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 56 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 57 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 214089 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :{}
Probabilistic random walk after 214089 steps, saw 50079 distinct states, run finished after 3002 ms. (steps per millisecond=71 ) properties seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 1709 rows 165 cols
[2023-03-21 17:56:16] [INFO ] Computed 6 place invariants in 20 ms
[2023-03-21 17:56:16] [INFO ] After 109ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-21 17:56:16] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-21 17:56:18] [INFO ] After 1610ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-21 17:56:19] [INFO ] After 2931ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 1095 ms.
[2023-03-21 17:56:20] [INFO ] After 4177ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 2 properties in 158 ms.
Support contains 73 out of 165 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 165/165 places, 1709/1709 transitions.
Graph (trivial) has 8 edges and 165 vertex of which 4 / 165 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 163 transition count 1704
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 162 transition count 1702
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 7 place count 160 transition count 1702
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 9 place count 158 transition count 1700
Iterating global reduction 3 with 2 rules applied. Total rules applied 11 place count 158 transition count 1700
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 12 place count 157 transition count 1698
Iterating global reduction 3 with 1 rules applied. Total rules applied 13 place count 157 transition count 1698
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 15 place count 156 transition count 1697
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 17 place count 156 transition count 1695
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 18 place count 155 transition count 1693
Iterating global reduction 4 with 1 rules applied. Total rules applied 19 place count 155 transition count 1693
Applied a total of 19 rules in 212 ms. Remains 155 /165 variables (removed 10) and now considering 1693/1709 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 155/165 places, 1693/1709 transitions.
Incomplete random walk after 10000 steps, including 429 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 57 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 58 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 58 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 55 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 53 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 60 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 53 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 57 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 189502 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :{}
Probabilistic random walk after 189502 steps, saw 42725 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
Running SMT prover for 8 properties.
// Phase 1: matrix 1693 rows 155 cols
[2023-03-21 17:56:25] [INFO ] Computed 6 place invariants in 24 ms
[2023-03-21 17:56:25] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-21 17:56:25] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-21 17:56:26] [INFO ] After 1291ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-21 17:56:27] [INFO ] After 2360ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 840 ms.
[2023-03-21 17:56:28] [INFO ] After 3319ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 3 properties in 23 ms.
Support contains 58 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 1693/1693 transitions.
Graph (trivial) has 27 edges and 155 vertex of which 4 / 155 are part of one of the 2 SCC in 1 ms
Free SCC test removed 2 places
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 781 edges and 153 vertex of which 152 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 152 transition count 1683
Reduce places removed 5 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 9 rules applied. Total rules applied 17 place count 147 transition count 1679
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 21 place count 143 transition count 1679
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 21 place count 143 transition count 1674
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 31 place count 138 transition count 1674
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 35 place count 134 transition count 1670
Iterating global reduction 3 with 4 rules applied. Total rules applied 39 place count 134 transition count 1670
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 40 place count 133 transition count 1669
Iterating global reduction 3 with 1 rules applied. Total rules applied 41 place count 133 transition count 1669
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 45 place count 131 transition count 1667
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 47 place count 131 transition count 1665
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 48 place count 130 transition count 1663
Iterating global reduction 4 with 1 rules applied. Total rules applied 49 place count 130 transition count 1663
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 51 place count 129 transition count 1671
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 4 with 12 rules applied. Total rules applied 63 place count 129 transition count 1659
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 67 place count 127 transition count 1667
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 75 place count 127 transition count 1659
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 77 place count 127 transition count 1657
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 79 place count 125 transition count 1657
Applied a total of 79 rules in 334 ms. Remains 125 /155 variables (removed 30) and now considering 1657/1693 (removed 36) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 334 ms. Remains : 125/155 places, 1657/1693 transitions.
Incomplete random walk after 10000 steps, including 552 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 77 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 73 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 70 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 5) seen :0
Reachability property StigmergyElection-PT-06b-ReachabilityFireability-08 is true.
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :101805 after 1.19914e+07
Interrupted probabilistic random walk after 295042 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :{}
Probabilistic random walk after 295042 steps, saw 67322 distinct states, run finished after 3010 ms. (steps per millisecond=98 ) properties seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1657 rows 125 cols
[2023-03-21 17:56:32] [INFO ] Computed 6 place invariants in 21 ms
SDD proceeding with computation,14 properties remain. new max is 8192
SDD size :1.19914e+07 after 3.89796e+07
[2023-03-21 17:56:32] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-21 17:56:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-21 17:56:33] [INFO ] After 977ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-21 17:56:33] [INFO ] State equation strengthened by 16 read => feed constraints.
SDD proceeding with computation,14 properties remain. new max is 16384
SDD size :3.89796e+07 after 1.6843e+08
[2023-03-21 17:56:34] [INFO ] After 571ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-21 17:56:35] [INFO ] After 1270ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 551 ms.
[2023-03-21 17:56:35] [INFO ] After 2889ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 2 properties in 11 ms.
Support contains 46 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 1657/1657 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 125 transition count 1652
Reduce places removed 4 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 8 rules applied. Total rules applied 13 place count 121 transition count 1648
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 17 place count 117 transition count 1648
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 17 place count 117 transition count 1646
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 21 place count 115 transition count 1646
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 3 with 2 rules applied. Total rules applied 23 place count 114 transition count 1645
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 24 place count 113 transition count 1643
Iterating global reduction 3 with 1 rules applied. Total rules applied 25 place count 113 transition count 1643
Free-agglomeration rule applied 7 times.
Iterating global reduction 3 with 7 rules applied. Total rules applied 32 place count 113 transition count 1636
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 46 place count 106 transition count 1629
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 52 place count 100 transition count 1623
Iterating global reduction 4 with 6 rules applied. Total rules applied 58 place count 100 transition count 1623
Applied a total of 58 rules in 218 ms. Remains 100 /125 variables (removed 25) and now considering 1623/1657 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 100/125 places, 1623/1657 transitions.
Incomplete random walk after 10000 steps, including 470 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 3) seen :1
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 64 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 1623 rows 100 cols
[2023-03-21 17:56:36] [INFO ] Computed 7 place invariants in 27 ms
[2023-03-21 17:56:36] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 17:56:36] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-21 17:56:36] [INFO ] After 573ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 17:56:37] [INFO ] State equation strengthened by 284 read => feed constraints.
[2023-03-21 17:56:37] [INFO ] After 528ms SMT Verify possible using 284 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 17:56:37] [INFO ] After 801ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 227 ms.
[2023-03-21 17:56:38] [INFO ] After 1703ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Finished Parikh walk after 19 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=19 )
FORMULA StigmergyElection-PT-06b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 2 properties in 2 ms.
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
All properties solved without resorting to model-checking.
Total runtime 40479 ms.

BK_STOP 1679421399405

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="StigmergyElection-PT-06b"
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 2-5348"
echo " Executing tool itstools"
echo " Input is StigmergyElection-PT-06b, 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 r453-smll-167912645700631"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-06b.tgz
mv StigmergyElection-PT-06b 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 ;