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.r085-smll-167814406800257.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 lolaxred
Input is CloudDeployment-PT-5a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406800257
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 7.0K Feb 25 15:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 25 15:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 14:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 14:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K Feb 25 15:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 15:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 15:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Feb 25 15:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 230K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678230444552

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudDeployment-PT-5a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 23:07:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-07 23:07:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 23:07:28] [INFO ] Load time of PNML (sax parser for PT used): 210 ms
[2023-03-07 23:07:28] [INFO ] Transformed 180 places.
[2023-03-07 23:07:28] [INFO ] Transformed 675 transitions.
[2023-03-07 23:07:28] [INFO ] Found NUPN structural information;
[2023-03-07 23:07:28] [INFO ] Parsed PT model containing 180 places and 675 transitions and 3959 arcs in 370 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 180/180 places, 675/675 transitions.
Graph (trivial) has 221 edges and 180 vertex of which 50 / 180 are part of one of the 15 SCC in 7 ms
Free SCC test removed 35 places
Ensure Unique test removed 175 transitions
Reduce isomorphic transitions removed 175 transitions.
Ensure Unique test removed 10 places
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 135 transition count 500
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -45
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 1 with 30 rules applied. Total rules applied 41 place count 120 transition count 545
Applied a total of 41 rules in 80 ms. Remains 120 /180 variables (removed 60) and now considering 545/675 (removed 130) transitions.
[2023-03-07 23:07:28] [INFO ] Flow matrix only has 246 transitions (discarded 299 similar events)
// Phase 1: matrix 246 rows 120 cols
[2023-03-07 23:07:29] [INFO ] Computed 20 place invariants in 33 ms
[2023-03-07 23:07:29] [INFO ] Implicit Places using invariants in 548 ms returned []
[2023-03-07 23:07:29] [INFO ] Flow matrix only has 246 transitions (discarded 299 similar events)
[2023-03-07 23:07:29] [INFO ] Invariant cache hit.
[2023-03-07 23:07:29] [INFO ] State equation strengthened by 152 read => feed constraints.
[2023-03-07 23:07:30] [INFO ] Implicit Places using invariants and state equation in 652 ms returned []
Implicit Place search using SMT with State Equation took 1261 ms to find 0 implicit places.
[2023-03-07 23:07:30] [INFO ] Flow matrix only has 246 transitions (discarded 299 similar events)
[2023-03-07 23:07:30] [INFO ] Invariant cache hit.
[2023-03-07 23:07:30] [INFO ] Dead Transitions using invariants and state equation in 513 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 120/180 places, 545/675 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1857 ms. Remains : 120/180 places, 545/675 transitions.
Discarding 411 transitions out of 545. Remains 134
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 250 resets, run finished after 831 ms. (steps per millisecond=12 ) properties (out of 133) seen :114
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 19) 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 19) 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 19) 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 19) 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 19) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) 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 17) 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 17) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) 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 17) 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 17) seen :2
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 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 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 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 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :1
Running SMT prover for 14 properties.
[2023-03-07 23:07:31] [INFO ] Flow matrix only has 246 transitions (discarded 299 similar events)
[2023-03-07 23:07:31] [INFO ] Invariant cache hit.
[2023-03-07 23:07:31] [INFO ] [Real]Absence check using 0 positive and 20 generalized place invariants in 9 ms returned sat
[2023-03-07 23:07:32] [INFO ] After 686ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:13
[2023-03-07 23:07:32] [INFO ] State equation strengthened by 152 read => feed constraints.
[2023-03-07 23:07:32] [INFO ] After 93ms SMT Verify possible using 152 Read/Feed constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-07 23:07:32] [INFO ] After 1067ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-07 23:07:32] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 12 ms returned sat
[2023-03-07 23:07:33] [INFO ] After 578ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-07 23:07:34] [INFO ] After 381ms SMT Verify possible using 152 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-07 23:07:34] [INFO ] After 837ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 451 ms.
[2023-03-07 23:07:34] [INFO ] After 2130ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Fused 14 Parikh solutions to 13 different solutions.
Parikh walk visited 5 properties in 2676 ms.
Support contains 31 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 545/545 transitions.
Drop transitions removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 0 with 100 rules applied. Total rules applied 100 place count 120 transition count 445
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 105 place count 115 transition count 430
Iterating global reduction 1 with 5 rules applied. Total rules applied 110 place count 115 transition count 430
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 112 place count 113 transition count 428
Iterating global reduction 1 with 2 rules applied. Total rules applied 114 place count 113 transition count 428
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 115 place count 112 transition count 427
Iterating global reduction 1 with 1 rules applied. Total rules applied 116 place count 112 transition count 427
Drop transitions removed 80 transitions
Redundant transition composition rules discarded 80 transitions
Iterating global reduction 1 with 80 rules applied. Total rules applied 196 place count 112 transition count 347
Applied a total of 196 rules in 92 ms. Remains 112 /120 variables (removed 8) and now considering 347/545 (removed 198) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 112/120 places, 347/545 transitions.
Incomplete random walk after 1000000 steps, including 19255 resets, run finished after 22287 ms. (steps per millisecond=44 ) properties (out of 9) seen :2
Incomplete Best-First random walk after 1000000 steps, including 3875 resets, run finished after 3670 ms. (steps per millisecond=272 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2856 resets, run finished after 3589 ms. (steps per millisecond=278 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 1987 resets, run finished after 770 ms. (steps per millisecond=1298 ) properties (out of 6) seen :5
Running SMT prover for 1 properties.
[2023-03-07 23:08:08] [INFO ] Flow matrix only has 157 transitions (discarded 190 similar events)
// Phase 1: matrix 157 rows 112 cols
[2023-03-07 23:08:08] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-07 23:08:08] [INFO ] [Real]Absence check using 0 positive and 20 generalized place invariants in 8 ms returned sat
[2023-03-07 23:08:08] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-07 23:08:08] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-07 23:08:08] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:08] [INFO ] State equation strengthened by 95 read => feed constraints.
[2023-03-07 23:08:08] [INFO ] After 74ms SMT Verify possible using 95 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:08] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-07 23:08:08] [INFO ] After 268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 59 ms.
Support contains 6 out of 112 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 112/112 places, 347/347 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 109 transition count 329
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 109 transition count 329
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 109 transition count 329
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 108 transition count 328
Applied a total of 8 rules in 116 ms. Remains 108 /112 variables (removed 4) and now considering 328/347 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 108/112 places, 328/347 transitions.
Incomplete random walk after 1000000 steps, including 16001 resets, run finished after 2282 ms. (steps per millisecond=438 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3229 resets, run finished after 754 ms. (steps per millisecond=1326 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3146130 steps, run timeout after 9001 ms. (steps per millisecond=349 ) properties seen :{}
Probabilistic random walk after 3146130 steps, saw 488315 distinct states, run finished after 9003 ms. (steps per millisecond=349 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-07 23:08:20] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
// Phase 1: matrix 153 rows 108 cols
[2023-03-07 23:08:20] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-07 23:08:20] [INFO ] [Real]Absence check using 0 positive and 20 generalized place invariants in 8 ms returned sat
[2023-03-07 23:08:20] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-07 23:08:20] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 8 ms returned sat
[2023-03-07 23:08:20] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:20] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-07 23:08:20] [INFO ] After 25ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:20] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-07 23:08:20] [INFO ] After 195ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 328/328 transitions.
Applied a total of 0 rules in 19 ms. Remains 108 /108 variables (removed 0) and now considering 328/328 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 108/108 places, 328/328 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 328/328 transitions.
Applied a total of 0 rules in 15 ms. Remains 108 /108 variables (removed 0) and now considering 328/328 (removed 0) transitions.
[2023-03-07 23:08:21] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:21] [INFO ] Invariant cache hit.
[2023-03-07 23:08:21] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-07 23:08:21] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:21] [INFO ] Invariant cache hit.
[2023-03-07 23:08:21] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-07 23:08:21] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
[2023-03-07 23:08:21] [INFO ] Redundant transitions in 27 ms returned []
[2023-03-07 23:08:21] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:21] [INFO ] Invariant cache hit.
[2023-03-07 23:08:21] [INFO ] Dead Transitions using invariants and state equation in 307 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 764 ms. Remains : 108/108 places, 328/328 transitions.
Incomplete random walk after 1000000 steps, including 16013 resets, run finished after 2054 ms. (steps per millisecond=486 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 3234 resets, run finished after 756 ms. (steps per millisecond=1322 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2057109 steps, run timeout after 6001 ms. (steps per millisecond=342 ) properties seen :{}
Probabilistic random walk after 2057109 steps, saw 329408 distinct states, run finished after 6002 ms. (steps per millisecond=342 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-07 23:08:30] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:30] [INFO ] Invariant cache hit.
[2023-03-07 23:08:30] [INFO ] [Real]Absence check using 0 positive and 20 generalized place invariants in 5 ms returned sat
[2023-03-07 23:08:30] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-07 23:08:30] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 7 ms returned sat
[2023-03-07 23:08:30] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:30] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-07 23:08:30] [INFO ] After 32ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:30] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-07 23:08:30] [INFO ] After 187ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 328/328 transitions.
Applied a total of 0 rules in 12 ms. Remains 108 /108 variables (removed 0) and now considering 328/328 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 108/108 places, 328/328 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 328/328 transitions.
Applied a total of 0 rules in 12 ms. Remains 108 /108 variables (removed 0) and now considering 328/328 (removed 0) transitions.
[2023-03-07 23:08:30] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:30] [INFO ] Invariant cache hit.
[2023-03-07 23:08:31] [INFO ] Implicit Places using invariants in 141 ms returned []
[2023-03-07 23:08:31] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:31] [INFO ] Invariant cache hit.
[2023-03-07 23:08:31] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-07 23:08:31] [INFO ] Implicit Places using invariants and state equation in 267 ms returned []
Implicit Place search using SMT with State Equation took 411 ms to find 0 implicit places.
[2023-03-07 23:08:31] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-07 23:08:31] [INFO ] Flow matrix only has 153 transitions (discarded 175 similar events)
[2023-03-07 23:08:31] [INFO ] Invariant cache hit.
[2023-03-07 23:08:31] [INFO ] Dead Transitions using invariants and state equation in 332 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 776 ms. Remains : 108/108 places, 328/328 transitions.
Graph (trivial) has 74 edges and 108 vertex of which 35 / 108 are part of one of the 5 SCC in 0 ms
Free SCC test removed 30 places
Drop transitions removed 40 transitions
Ensure Unique test removed 175 transitions
Reduce isomorphic transitions removed 215 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 69 transition count 97
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 42 place count 53 transition count 97
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 42 place count 53 transition count 89
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 58 place count 45 transition count 89
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 41 transition count 85
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 41 transition count 85
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 70 place count 37 transition count 65
Iterating global reduction 2 with 4 rules applied. Total rules applied 74 place count 37 transition count 65
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 78 place count 37 transition count 61
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 80 place count 36 transition count 60
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 90 place count 36 transition count 50
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 90 place count 36 transition count 45
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 100 place count 31 transition count 45
Applied a total of 100 rules in 26 ms. Remains 31 /108 variables (removed 77) and now considering 45/328 (removed 283) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 45 rows 31 cols
[2023-03-07 23:08:31] [INFO ] Computed 11 place invariants in 1 ms
[2023-03-07 23:08:31] [INFO ] [Real]Absence check using 0 positive and 11 generalized place invariants in 4 ms returned sat
[2023-03-07 23:08:31] [INFO ] After 36ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-07 23:08:31] [INFO ] After 48ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-07 23:08:31] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-07 23:08:31] [INFO ] [Nat]Absence check using 0 positive and 11 generalized place invariants in 4 ms returned sat
[2023-03-07 23:08:31] [INFO ] After 30ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-07 23:08:31] [INFO ] After 41ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-07 23:08:31] [INFO ] After 84ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Unable to solve all queries for examination QuasiLiveness. Remains :1 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 1 properties from file /home/mcc/execution/QuasiLiveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 63507 ms.
starting LoLA
BK_INPUT CloudDeployment-PT-5a
BK_EXAMINATION: QuasiLiveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: QuasiLiveness

FORMULA QuasiLiveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678230514163

--------------------
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 QuasiLiveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: STATE EQUATION TRIES TRANSITION t363
lola: LAUNCH SYMM
sara: try reading problem file stateEquationProblem-QuasiLiveness-327.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t317
sara: try reading problem file stateEquationProblem-QuasiLiveness-281.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t244
sara: try reading problem file stateEquationProblem-QuasiLiveness-208.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t299
sara: try reading problem file stateEquationProblem-QuasiLiveness-263.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t395
sara: try reading problem file stateEquationProblem-QuasiLiveness-359.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t251
sara: try reading problem file stateEquationProblem-QuasiLiveness-215.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t198
sara: try reading problem file stateEquationProblem-QuasiLiveness-162.sara.
sara: place or transition ordering is non-deterministic

lola: SARA FINISHED
lola: STATE EQUATION TRIES TRANSITION t261
lola: The net is quasilive

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="CloudDeployment-PT-5a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 lolaxred"
echo " Input is CloudDeployment-PT-5a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r085-smll-167814406800257"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-5a.tgz
mv CloudDeployment-PT-5a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;