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.r167-tall-167838853200535.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 FlexibleBarrier-PT-14b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r167-tall-167838853200535
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.9K Feb 25 12:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 25 12:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 25 12:36 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 3.4K Feb 25 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K 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 11K Feb 25 12:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Feb 25 12:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 25 12:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 12:37 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 726K 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-14b-ReachabilityFireability-00
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-01
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-02
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-03
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-04
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-05
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-06
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-07
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-08
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-09
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-10
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-11
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-12
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-13
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-14
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678488280682

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-14b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 22:44:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 22:44:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 22:44:42] [INFO ] Load time of PNML (sax parser for PT used): 117 ms
[2023-03-10 22:44:42] [INFO ] Transformed 2678 places.
[2023-03-10 22:44:42] [INFO ] Transformed 3085 transitions.
[2023-03-10 22:44:42] [INFO ] Found NUPN structural information;
[2023-03-10 22:44:42] [INFO ] Parsed PT model containing 2678 places and 3085 transitions and 7733 arcs in 198 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 101 resets, run finished after 461 ms. (steps per millisecond=21 ) properties (out of 16) seen :1
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
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 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 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 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 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 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 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 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 14 ms. (steps per millisecond=71 ) 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 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 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Interrupted probabilistic random walk after 158269 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :{}
Probabilistic random walk after 158269 steps, saw 79833 distinct states, run finished after 3002 ms. (steps per millisecond=52 ) properties seen :0
Running SMT prover for 15 properties.
// Phase 1: matrix 3085 rows 2678 cols
[2023-03-10 22:44:46] [INFO ] Computed 16 place invariants in 68 ms
[2023-03-10 22:44:47] [INFO ] [Real]Absence check using 16 positive place invariants in 24 ms returned sat
[2023-03-10 22:44:47] [INFO ] After 1250ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-10 22:44:48] [INFO ] [Nat]Absence check using 16 positive place invariants in 30 ms returned sat
[2023-03-10 22:44:53] [INFO ] After 4234ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :13
[2023-03-10 22:44:55] [INFO ] Deduced a trap composed of 341 places in 228 ms of which 5 ms to minimize.
[2023-03-10 22:44:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 428 ms
[2023-03-10 22:44:57] [INFO ] Deduced a trap composed of 920 places in 818 ms of which 2 ms to minimize.
[2023-03-10 22:44:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1041 ms
[2023-03-10 22:44:58] [INFO ] After 8876ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :13
Attempting to minimize the solution found.
Minimization took 2586 ms.
[2023-03-10 22:45:00] [INFO ] After 12952ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :13
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 15 Parikh solutions to 13 different solutions.
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 8 properties in 193 ms.
Support contains 48 out of 2678 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2678/2678 places, 3085/3085 transitions.
Graph (trivial) has 2096 edges and 2678 vertex of which 54 / 2678 are part of one of the 9 SCC in 8 ms
Free SCC test removed 45 places
Drop transitions removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Drop transitions removed 483 transitions
Trivial Post-agglo rules discarded 483 transitions
Performed 483 trivial Post agglomeration. Transition count delta: 483
Iterating post reduction 0 with 483 rules applied. Total rules applied 484 place count 2633 transition count 2548
Reduce places removed 483 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 1 with 488 rules applied. Total rules applied 972 place count 2150 transition count 2543
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 977 place count 2145 transition count 2543
Performed 340 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 340 Pre rules applied. Total rules applied 977 place count 2145 transition count 2203
Deduced a syphon composed of 340 places in 2 ms
Reduce places removed 340 places and 0 transitions.
Iterating global reduction 3 with 680 rules applied. Total rules applied 1657 place count 1805 transition count 2203
Discarding 1023 places :
Symmetric choice reduction at 3 with 1023 rule applications. Total rules 2680 place count 782 transition count 1180
Iterating global reduction 3 with 1023 rules applied. Total rules applied 3703 place count 782 transition count 1180
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 3 with 2 rules applied. Total rules applied 3705 place count 782 transition count 1178
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 3706 place count 781 transition count 1178
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 10 Pre rules applied. Total rules applied 3706 place count 781 transition count 1168
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 5 with 20 rules applied. Total rules applied 3726 place count 771 transition count 1168
Discarding 156 places :
Symmetric choice reduction at 5 with 156 rule applications. Total rules 3882 place count 615 transition count 1012
Iterating global reduction 5 with 156 rules applied. Total rules applied 4038 place count 615 transition count 1012
Ensure Unique test removed 148 transitions
Reduce isomorphic transitions removed 148 transitions.
Iterating post reduction 5 with 148 rules applied. Total rules applied 4186 place count 615 transition count 864
Performed 83 Post agglomeration using F-continuation condition.Transition count delta: 83
Deduced a syphon composed of 83 places in 0 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 6 with 166 rules applied. Total rules applied 4352 place count 532 transition count 781
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 4360 place count 528 transition count 781
Free-agglomeration rule applied 148 times.
Iterating global reduction 6 with 148 rules applied. Total rules applied 4508 place count 528 transition count 633
Reduce places removed 148 places and 0 transitions.
Iterating post reduction 6 with 148 rules applied. Total rules applied 4656 place count 380 transition count 633
Discarding 23 places :
Symmetric choice reduction at 7 with 23 rule applications. Total rules 4679 place count 357 transition count 610
Iterating global reduction 7 with 23 rules applied. Total rules applied 4702 place count 357 transition count 610
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 7 with 23 rules applied. Total rules applied 4725 place count 357 transition count 587
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 8 with 7 rules applied. Total rules applied 4732 place count 357 transition count 580
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 8 with 3 rules applied. Total rules applied 4735 place count 357 transition count 580
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 4736 place count 357 transition count 580
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 4737 place count 356 transition count 579
Applied a total of 4737 rules in 514 ms. Remains 356 /2678 variables (removed 2322) and now considering 579/3085 (removed 2506) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 515 ms. Remains : 356/2678 places, 579/3085 transitions.
Incomplete random walk after 10000 steps, including 137 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 5) seen :1
FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-10 22:45:01] [INFO ] Flow matrix only has 559 transitions (discarded 20 similar events)
// Phase 1: matrix 559 rows 356 cols
[2023-03-10 22:45:01] [INFO ] Computed 16 place invariants in 5 ms
[2023-03-10 22:45:01] [INFO ] [Real]Absence check using 16 positive place invariants in 5 ms returned sat
[2023-03-10 22:45:01] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 22:45:01] [INFO ] [Nat]Absence check using 16 positive place invariants in 5 ms returned sat
[2023-03-10 22:45:02] [INFO ] After 228ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-10 22:45:02] [INFO ] After 117ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:02] [INFO ] After 287ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 151 ms.
[2023-03-10 22:45:02] [INFO ] After 761ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 16 ms.
Support contains 47 out of 356 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 356/356 places, 579/579 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 355 transition count 578
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 354 transition count 577
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 354 transition count 577
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 354 transition count 576
Applied a total of 5 rules in 34 ms. Remains 354 /356 variables (removed 2) and now considering 576/579 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 354/356 places, 576/579 transitions.
Incomplete random walk after 10000 steps, including 137 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 493199 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :{}
Probabilistic random walk after 493199 steps, saw 126137 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-10 22:45:05] [INFO ] Flow matrix only has 556 transitions (discarded 20 similar events)
// Phase 1: matrix 556 rows 354 cols
[2023-03-10 22:45:05] [INFO ] Computed 16 place invariants in 5 ms
[2023-03-10 22:45:05] [INFO ] [Real]Absence check using 16 positive place invariants in 5 ms returned sat
[2023-03-10 22:45:05] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 22:45:06] [INFO ] [Nat]Absence check using 16 positive place invariants in 5 ms returned sat
[2023-03-10 22:45:06] [INFO ] After 245ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-10 22:45:06] [INFO ] After 127ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:06] [INFO ] Deduced a trap composed of 165 places in 101 ms of which 1 ms to minimize.
[2023-03-10 22:45:06] [INFO ] Deduced a trap composed of 165 places in 95 ms of which 1 ms to minimize.
[2023-03-10 22:45:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 257 ms
[2023-03-10 22:45:06] [INFO ] After 552ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 126 ms.
[2023-03-10 22:45:06] [INFO ] After 1017ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 9 ms.
Support contains 47 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 576/576 transitions.
Applied a total of 0 rules in 11 ms. Remains 354 /354 variables (removed 0) and now considering 576/576 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 354/354 places, 576/576 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 576/576 transitions.
Applied a total of 0 rules in 10 ms. Remains 354 /354 variables (removed 0) and now considering 576/576 (removed 0) transitions.
[2023-03-10 22:45:07] [INFO ] Flow matrix only has 556 transitions (discarded 20 similar events)
[2023-03-10 22:45:07] [INFO ] Invariant cache hit.
[2023-03-10 22:45:07] [INFO ] Implicit Places using invariants in 159 ms returned []
[2023-03-10 22:45:07] [INFO ] Flow matrix only has 556 transitions (discarded 20 similar events)
[2023-03-10 22:45:07] [INFO ] Invariant cache hit.
[2023-03-10 22:45:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-10 22:45:07] [INFO ] Implicit Places using invariants and state equation in 301 ms returned []
Implicit Place search using SMT with State Equation took 463 ms to find 0 implicit places.
[2023-03-10 22:45:07] [INFO ] Redundant transitions in 32 ms returned []
[2023-03-10 22:45:07] [INFO ] Flow matrix only has 556 transitions (discarded 20 similar events)
[2023-03-10 22:45:07] [INFO ] Invariant cache hit.
[2023-03-10 22:45:07] [INFO ] Dead Transitions using invariants and state equation in 209 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 724 ms. Remains : 354/354 places, 576/576 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 354 transition count 520
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 1 with 70 rules applied. Total rules applied 126 place count 318 transition count 486
Discarding 51 places :
Symmetric choice reduction at 2 with 51 rule applications. Total rules 177 place count 267 transition count 435
Iterating global reduction 2 with 51 rules applied. Total rules applied 228 place count 267 transition count 435
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 2 with 38 rules applied. Total rules applied 266 place count 267 transition count 397
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 267 place count 267 transition count 396
Applied a total of 267 rules in 24 ms. Remains 267 /354 variables (removed 87) and now considering 396/576 (removed 180) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 396 rows 267 cols
[2023-03-10 22:45:07] [INFO ] Computed 16 place invariants in 5 ms
[2023-03-10 22:45:07] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2023-03-10 22:45:07] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-10 22:45:07] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-10 22:45:08] [INFO ] After 184ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:08] [INFO ] After 319ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 93 ms.
[2023-03-10 22:45:08] [INFO ] After 486ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2023-03-10 22:45:08] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 4 ms.
[2023-03-10 22:45:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 354 places, 576 transitions and 2074 arcs took 3 ms.
[2023-03-10 22:45:08] [INFO ] Flatten gal took : 63 ms
Total runtime 26161 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT FlexibleBarrier-PT-14b
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/375
ReachabilityFireability

FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA FlexibleBarrier-PT-14b-ReachabilityFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678488310429

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/375/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/375/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/375/ReachabilityFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 16 (type EXCL) for 0 FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 12 (type FNDP) for 0 FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 13 (type EQUN) for 0 FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 15 (type SRCH) for 0 FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 15 (type SRCH) for FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: result : true
lola: markings : 4
lola: fired transitions : 3
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 12 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-00 (obsolete)
lola: CANCELED task # 13 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-00 (obsolete)
lola: CANCELED task # 16 (type EXCL) for FlexibleBarrier-PT-14b-ReachabilityFireability-00 (obsolete)
lola: LAUNCH task # 22 (type EXCL) for 3 FlexibleBarrier-PT-14b-ReachabilityFireability-05
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 24 (type FNDP) for 6 FlexibleBarrier-PT-14b-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 25 (type EQUN) for 6 FlexibleBarrier-PT-14b-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 27 (type SRCH) for 6 FlexibleBarrier-PT-14b-ReachabilityFireability-11
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 12 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: result : true
lola: fired transitions : 2
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: rewrite Frontend/Parser/formula_rewrite.k:711
sara: try reading problem file /home/mcc/execution/375/ReachabilityFireability-13.sara.
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 13 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-00
lola: result : true
sara: try reading problem file /home/mcc/execution/375/ReachabilityFireability-25.sara.
sara: place or transition ordering is non-deterministic
lola: FINISHED task # 24 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-11
lola: result : true
lola: fired transitions : 41121
lola: tried executions : 1947
lola: time used : 1.000000
lola: memory pages used : 0
lola: CANCELED task # 25 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-11 (obsolete)
lola: CANCELED task # 27 (type SRCH) for FlexibleBarrier-PT-14b-ReachabilityFireability-11 (obsolete)
lola: LAUNCH task # 30 (type FNDP) for 9 FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 31 (type EQUN) for 9 FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 33 (type SRCH) for 9 FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 25 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-11
lola: result : unknown
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: FINISHED task # 33 (type SRCH) for FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: result : true
lola: markings : 4
lola: fired transitions : 3
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 30 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-15 (obsolete)
lola: CANCELED task # 31 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-15 (obsolete)
lola: LAUNCH task # 18 (type FNDP) for 3 FlexibleBarrier-PT-14b-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 19 (type EQUN) for 3 FlexibleBarrier-PT-14b-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 21 (type SRCH) for 3 FlexibleBarrier-PT-14b-ReachabilityFireability-05
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 30 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: result : true
lola: fired transitions : 2
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
sara: try reading problem file /home/mcc/execution/375/ReachabilityFireability-31.sara.
sara: try reading problem file /home/mcc/execution/375/ReachabilityFireability-19.sara.
sara: place or transition ordering is non-deterministic
sara: place or transition ordering is non-deterministic

lola: FINISHED task # 31 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-15
lola: result : true

lola: FINISHED task # 19 (type EQUN) for FlexibleBarrier-PT-14b-ReachabilityFireability-05
lola: result : true
lola: CANCELED task # 18 (type FNDP) for FlexibleBarrier-PT-14b-ReachabilityFireability-05 (obsolete)
lola: CANCELED task # 21 (type SRCH) for FlexibleBarrier-PT-14b-ReachabilityFireability-05 (obsolete)
lola: CANCELED task # 22 (type EXCL) for FlexibleBarrier-PT-14b-ReachabilityFireability-05 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
FlexibleBarrier-PT-14b-ReachabilityFireability-00: EF true tandem / insertion
FlexibleBarrier-PT-14b-ReachabilityFireability-05: EF true state equation
FlexibleBarrier-PT-14b-ReachabilityFireability-11: EF true findpath
FlexibleBarrier-PT-14b-ReachabilityFireability-15: EF true tandem / insertion


Time elapsed: 1 secs. Pages in use: 2

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-14b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is FlexibleBarrier-PT-14b, 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 r167-tall-167838853200535"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-14b.tgz
mv FlexibleBarrier-PT-14b 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 ;