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.r169-tall-167838856000551.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 ltsminxred
Input is FlexibleBarrier-PT-16b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838856000551
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 5.6K Feb 25 12:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K Feb 25 12:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 12:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 12:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Feb 25 12:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Feb 25 12:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Feb 25 12:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 945K Mar 5 18:22 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 FlexibleBarrier-PT-16b-ReachabilityFireability-00
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-01
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-02
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-03
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-04
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-05
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-06
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-07
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-08
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-09
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-10
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-11
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-12
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-13
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-14
FORMULA_NAME FlexibleBarrier-PT-16b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678566846505

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=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-16b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 20:34:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 20:34:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 20:34:08] [INFO ] Load time of PNML (sax parser for PT used): 153 ms
[2023-03-11 20:34:08] [INFO ] Transformed 3472 places.
[2023-03-11 20:34:08] [INFO ] Transformed 4001 transitions.
[2023-03-11 20:34:08] [INFO ] Found NUPN structural information;
[2023-03-11 20:34:08] [INFO ] Parsed PT model containing 3472 places and 4001 transitions and 10043 arcs in 248 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 91 resets, run finished after 487 ms. (steps per millisecond=20 ) properties (out of 16) seen :1
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Interrupted probabilistic random walk after 169163 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :{}
Probabilistic random walk after 169163 steps, saw 88665 distinct states, run finished after 3002 ms. (steps per millisecond=56 ) properties seen :0
Running SMT prover for 15 properties.
// Phase 1: matrix 4001 rows 3472 cols
[2023-03-11 20:34:12] [INFO ] Computed 18 place invariants in 110 ms
[2023-03-11 20:34:14] [INFO ] After 2077ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-11 20:34:15] [INFO ] [Nat]Absence check using 18 positive place invariants in 32 ms returned sat
[2023-03-11 20:34:23] [INFO ] After 7132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2023-03-11 20:34:26] [INFO ] Deduced a trap composed of 234 places in 1773 ms of which 7 ms to minimize.
[2023-03-11 20:34:28] [INFO ] Deduced a trap composed of 1163 places in 1671 ms of which 10 ms to minimize.
[2023-03-11 20:34:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 3816 ms
[2023-03-11 20:34:29] [INFO ] Deduced a trap composed of 1242 places in 1132 ms of which 1 ms to minimize.
[2023-03-11 20:34:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1401 ms
[2023-03-11 20:34:31] [INFO ] Deduced a trap composed of 149 places in 137 ms of which 2 ms to minimize.
[2023-03-11 20:34:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 417 ms
[2023-03-11 20:34:34] [INFO ] Deduced a trap composed of 1218 places in 1456 ms of which 2 ms to minimize.
[2023-03-11 20:34:35] [INFO ] Deduced a trap composed of 1178 places in 1492 ms of which 2 ms to minimize.
[2023-03-11 20:34:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 3453 ms
[2023-03-11 20:34:37] [INFO ] Deduced a trap composed of 1175 places in 1447 ms of which 2 ms to minimize.
[2023-03-11 20:34:39] [INFO ] Deduced a trap composed of 1180 places in 1424 ms of which 1 ms to minimize.
[2023-03-11 20:34:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 3232 ms
[2023-03-11 20:34:39] [INFO ] After 23082ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :15
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-11 20:34:39] [INFO ] After 25048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :15
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 3 properties in 248 ms.
Support contains 193 out of 3472 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3472/3472 places, 4001/4001 transitions.
Graph (trivial) has 2277 edges and 3472 vertex of which 6 / 3472 are part of one of the 1 SCC in 11 ms
Free SCC test removed 5 places
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 554 transitions
Trivial Post-agglo rules discarded 554 transitions
Performed 554 trivial Post agglomeration. Transition count delta: 554
Iterating post reduction 0 with 554 rules applied. Total rules applied 555 place count 3467 transition count 3441
Reduce places removed 554 places and 0 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Iterating post reduction 1 with 584 rules applied. Total rules applied 1139 place count 2913 transition count 3411
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 1169 place count 2883 transition count 3411
Performed 433 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 433 Pre rules applied. Total rules applied 1169 place count 2883 transition count 2978
Deduced a syphon composed of 433 places in 3 ms
Reduce places removed 433 places and 0 transitions.
Iterating global reduction 3 with 866 rules applied. Total rules applied 2035 place count 2450 transition count 2978
Discarding 1279 places :
Symmetric choice reduction at 3 with 1279 rule applications. Total rules 3314 place count 1171 transition count 1699
Iterating global reduction 3 with 1279 rules applied. Total rules applied 4593 place count 1171 transition count 1699
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 4594 place count 1171 transition count 1698
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 4594 place count 1171 transition count 1694
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 4602 place count 1167 transition count 1694
Discarding 161 places :
Symmetric choice reduction at 4 with 161 rule applications. Total rules 4763 place count 1006 transition count 1533
Iterating global reduction 4 with 161 rules applied. Total rules applied 4924 place count 1006 transition count 1533
Ensure Unique test removed 146 transitions
Reduce isomorphic transitions removed 146 transitions.
Iterating post reduction 4 with 146 rules applied. Total rules applied 5070 place count 1006 transition count 1387
Performed 120 Post agglomeration using F-continuation condition.Transition count delta: 120
Deduced a syphon composed of 120 places in 1 ms
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 5 with 240 rules applied. Total rules applied 5310 place count 886 transition count 1267
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 5334 place count 874 transition count 1267
Free-agglomeration rule applied 27 times.
Iterating global reduction 5 with 27 rules applied. Total rules applied 5361 place count 874 transition count 1240
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 5 with 27 rules applied. Total rules applied 5388 place count 847 transition count 1240
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 5390 place count 847 transition count 1238
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 6 with 14 rules applied. Total rules applied 5404 place count 847 transition count 1238
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 5405 place count 847 transition count 1238
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 5406 place count 846 transition count 1237
Applied a total of 5406 rules in 1411 ms. Remains 846 /3472 variables (removed 2626) and now considering 1237/4001 (removed 2764) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1412 ms. Remains : 846/3472 places, 1237/4001 transitions.
Incomplete random walk after 10000 steps, including 210 resets, run finished after 195 ms. (steps per millisecond=51 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 12) seen :2
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 10) seen :1
FORMULA FlexibleBarrier-PT-16b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-11 20:34:41] [INFO ] Flow matrix only has 1224 transitions (discarded 13 similar events)
// Phase 1: matrix 1224 rows 846 cols
[2023-03-11 20:34:41] [INFO ] Computed 18 place invariants in 24 ms
[2023-03-11 20:34:42] [INFO ] After 420ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-11 20:34:42] [INFO ] [Nat]Absence check using 18 positive place invariants in 10 ms returned sat
[2023-03-11 20:34:43] [INFO ] After 1136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-11 20:34:43] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-11 20:34:44] [INFO ] After 859ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-11 20:34:44] [INFO ] Deduced a trap composed of 38 places in 113 ms of which 1 ms to minimize.
[2023-03-11 20:34:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 185 ms
[2023-03-11 20:34:45] [INFO ] Deduced a trap composed of 318 places in 258 ms of which 1 ms to minimize.
[2023-03-11 20:34:45] [INFO ] Deduced a trap composed of 299 places in 257 ms of which 1 ms to minimize.
[2023-03-11 20:34:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 651 ms
[2023-03-11 20:34:46] [INFO ] Deduced a trap composed of 30 places in 271 ms of which 1 ms to minimize.
[2023-03-11 20:34:46] [INFO ] Deduced a trap composed of 304 places in 277 ms of which 1 ms to minimize.
[2023-03-11 20:34:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 678 ms
[2023-03-11 20:34:47] [INFO ] Deduced a trap composed of 296 places in 239 ms of which 1 ms to minimize.
[2023-03-11 20:34:47] [INFO ] Deduced a trap composed of 300 places in 239 ms of which 1 ms to minimize.
[2023-03-11 20:34:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 595 ms
[2023-03-11 20:34:47] [INFO ] After 3907ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 835 ms.
[2023-03-11 20:34:48] [INFO ] After 6210ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 68 ms.
Support contains 160 out of 846 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 846/846 places, 1237/1237 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 5 rules applied. Total rules applied 5 place count 846 transition count 1232
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 841 transition count 1232
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 10 place count 841 transition count 1226
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 22 place count 835 transition count 1226
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 31 place count 826 transition count 1217
Iterating global reduction 2 with 9 rules applied. Total rules applied 40 place count 826 transition count 1217
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 41 place count 826 transition count 1216
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 63 place count 815 transition count 1205
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 71 place count 807 transition count 1197
Iterating global reduction 3 with 8 rules applied. Total rules applied 79 place count 807 transition count 1197
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 87 place count 807 transition count 1189
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 89 place count 806 transition count 1189
Free-agglomeration rule applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 90 place count 806 transition count 1188
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 91 place count 805 transition count 1188
Applied a total of 91 rules in 174 ms. Remains 805 /846 variables (removed 41) and now considering 1188/1237 (removed 49) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 805/846 places, 1188/1237 transitions.
Incomplete random walk after 10000 steps, including 217 resets, run finished after 458 ms. (steps per millisecond=21 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 9) seen :0
Interrupted probabilistic random walk after 204793 steps, run timeout after 3001 ms. (steps per millisecond=68 ) properties seen :{}
Probabilistic random walk after 204793 steps, saw 78430 distinct states, run finished after 3001 ms. (steps per millisecond=68 ) properties seen :0
Running SMT prover for 9 properties.
[2023-03-11 20:34:52] [INFO ] Flow matrix only has 1175 transitions (discarded 13 similar events)
// Phase 1: matrix 1175 rows 805 cols
[2023-03-11 20:34:52] [INFO ] Computed 18 place invariants in 17 ms
[2023-03-11 20:34:52] [INFO ] After 191ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-11 20:34:52] [INFO ] [Nat]Absence check using 18 positive place invariants in 9 ms returned sat
[2023-03-11 20:34:54] [INFO ] After 1008ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-11 20:34:54] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-11 20:34:54] [INFO ] After 767ms SMT Verify possible using 34 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-11 20:34:55] [INFO ] Deduced a trap composed of 37 places in 83 ms of which 1 ms to minimize.
[2023-03-11 20:34:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 160 ms
[2023-03-11 20:34:55] [INFO ] Deduced a trap composed of 288 places in 230 ms of which 1 ms to minimize.
[2023-03-11 20:34:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 306 ms
[2023-03-11 20:34:56] [INFO ] Deduced a trap composed of 286 places in 224 ms of which 0 ms to minimize.
[2023-03-11 20:34:56] [INFO ] Deduced a trap composed of 285 places in 222 ms of which 1 ms to minimize.
[2023-03-11 20:34:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 550 ms
[2023-03-11 20:34:56] [INFO ] After 2720ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 786 ms.
[2023-03-11 20:34:57] [INFO ] After 4818ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 31 ms.
Support contains 160 out of 805 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 805/805 places, 1188/1188 transitions.
Applied a total of 0 rules in 21 ms. Remains 805 /805 variables (removed 0) and now considering 1188/1188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 805/805 places, 1188/1188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 805/805 places, 1188/1188 transitions.
Applied a total of 0 rules in 21 ms. Remains 805 /805 variables (removed 0) and now considering 1188/1188 (removed 0) transitions.
[2023-03-11 20:34:57] [INFO ] Flow matrix only has 1175 transitions (discarded 13 similar events)
[2023-03-11 20:34:57] [INFO ] Invariant cache hit.
[2023-03-11 20:34:58] [INFO ] Implicit Places using invariants in 456 ms returned []
[2023-03-11 20:34:58] [INFO ] Flow matrix only has 1175 transitions (discarded 13 similar events)
[2023-03-11 20:34:58] [INFO ] Invariant cache hit.
[2023-03-11 20:34:58] [INFO ] State equation strengthened by 34 read => feed constraints.
[2023-03-11 20:34:58] [INFO ] Implicit Places using invariants and state equation in 801 ms returned []
Implicit Place search using SMT with State Equation took 1260 ms to find 0 implicit places.
[2023-03-11 20:34:58] [INFO ] Redundant transitions in 74 ms returned []
[2023-03-11 20:34:58] [INFO ] Flow matrix only has 1175 transitions (discarded 13 similar events)
[2023-03-11 20:34:58] [INFO ] Invariant cache hit.
[2023-03-11 20:34:59] [INFO ] Dead Transitions using invariants and state equation in 425 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1786 ms. Remains : 805/805 places, 1188/1188 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 805 transition count 1175
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 24 place count 794 transition count 1164
Iterating global reduction 1 with 11 rules applied. Total rules applied 35 place count 794 transition count 1164
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 1 with 2 rules applied. Total rules applied 37 place count 793 transition count 1163
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 38 place count 792 transition count 1162
Iterating global reduction 1 with 1 rules applied. Total rules applied 39 place count 792 transition count 1162
Applied a total of 39 rules in 71 ms. Remains 792 /805 variables (removed 13) and now considering 1162/1188 (removed 26) transitions.
Running SMT prover for 9 properties.
// Phase 1: matrix 1162 rows 792 cols
[2023-03-11 20:34:59] [INFO ] Computed 18 place invariants in 15 ms
[2023-03-11 20:34:59] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-11 20:34:59] [INFO ] [Nat]Absence check using 18 positive place invariants in 14 ms returned sat
[2023-03-11 20:35:01] [INFO ] After 977ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-11 20:35:01] [INFO ] Deduced a trap composed of 30 places in 61 ms of which 1 ms to minimize.
[2023-03-11 20:35:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 137 ms
[2023-03-11 20:35:02] [INFO ] Deduced a trap composed of 288 places in 233 ms of which 0 ms to minimize.
[2023-03-11 20:35:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 315 ms
[2023-03-11 20:35:02] [INFO ] Deduced a trap composed of 286 places in 224 ms of which 0 ms to minimize.
[2023-03-11 20:35:02] [INFO ] Deduced a trap composed of 290 places in 220 ms of which 0 ms to minimize.
[2023-03-11 20:35:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 551 ms
[2023-03-11 20:35:02] [INFO ] After 2854ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 737 ms.
[2023-03-11 20:35:03] [INFO ] After 3881ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
[2023-03-11 20:35:03] [INFO ] Export to MCC of 9 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 8 ms.
[2023-03-11 20:35:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 805 places, 1188 transitions and 3898 arcs took 10 ms.
[2023-03-11 20:35:04] [INFO ] Flatten gal took : 134 ms
Total runtime 55863 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/572/inv_0_ --invariant=/tmp/572/inv_1_ --invariant=/tmp/572/inv_2_ --invariant=/tmp/572/inv_3_ --invariant=/tmp/572/inv_4_ --invariant=/tmp/572/inv_5_ --invariant=/tmp/572/inv_6_ --invariant=/tmp/572/inv_7_ --invariant=/tmp/572/inv_8_ --inv-par
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15248524 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16098672 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023

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="FlexibleBarrier-PT-16b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is FlexibleBarrier-PT-16b, 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 r169-tall-167838856000551"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-16b.tgz
mv FlexibleBarrier-PT-16b 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 ;