fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r007-oct2-167813595900687
Last Updated
May 14, 2023

About the Execution of LoLa+red for AutonomousCar-PT-10b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1756.403 34793.00 64402.00 34.90 TTTFTTTTFTFFFFFT normal

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.r007-oct2-167813595900687.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 AutonomousCar-PT-10b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r007-oct2-167813595900687
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 6.8K Feb 25 12:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 12:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 12:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 25 12:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Feb 25 12:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 12:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 12:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:34 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 1.6M 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 AutonomousCar-PT-10b-ReachabilityFireability-00
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-01
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-02
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-03
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-04
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-05
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-06
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-07
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-08
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-09
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-10
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-11
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-12
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-13
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-14
FORMULA_NAME AutonomousCar-PT-10b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678354360449

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=AutonomousCar-PT-10b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-09 09:32:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-09 09:32:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 09:32:42] [INFO ] Load time of PNML (sax parser for PT used): 221 ms
[2023-03-09 09:32:42] [INFO ] Transformed 425 places.
[2023-03-09 09:32:42] [INFO ] Transformed 2252 transitions.
[2023-03-09 09:32:42] [INFO ] Found NUPN structural information;
[2023-03-09 09:32:42] [INFO ] Parsed PT model containing 425 places and 2252 transitions and 29816 arcs in 342 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 77 resets, run finished after 465 ms. (steps per millisecond=21 ) properties (out of 16) seen :2
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 14) seen :1
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 13) seen :1
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
// Phase 1: matrix 2252 rows 425 cols
[2023-03-09 09:32:44] [INFO ] Computed 15 place invariants in 31 ms
[2023-03-09 09:32:46] [INFO ] After 683ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-09 09:32:46] [INFO ] [Nat]Absence check using 15 positive place invariants in 12 ms returned sat
[2023-03-09 09:32:47] [INFO ] After 1204ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :7
[2023-03-09 09:32:49] [INFO ] Deduced a trap composed of 38 places in 1068 ms of which 5 ms to minimize.
[2023-03-09 09:32:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1226 ms
[2023-03-09 09:32:50] [INFO ] Deduced a trap composed of 35 places in 696 ms of which 1 ms to minimize.
[2023-03-09 09:32:50] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 769 ms
[2023-03-09 09:32:51] [INFO ] Deduced a trap composed of 35 places in 1143 ms of which 1 ms to minimize.
[2023-03-09 09:32:52] [INFO ] Deduced a trap composed of 35 places in 1083 ms of which 22 ms to minimize.
[2023-03-09 09:32:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2428 ms
[2023-03-09 09:32:53] [INFO ] Deduced a trap composed of 16 places in 1127 ms of which 11 ms to minimize.
[2023-03-09 09:32:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1280 ms
[2023-03-09 09:32:54] [INFO ] After 7454ms SMT Verify possible using trap constraints in natural domain returned unsat :7 sat :5
Attempting to minimize the solution found.
Minimization took 423 ms.
[2023-03-09 09:32:54] [INFO ] After 8322ms SMT Verify possible using all constraints in natural domain returned unsat :7 sat :5
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 12 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 58 ms.
Support contains 45 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 2252/2252 transitions.
Graph (trivial) has 311 edges and 425 vertex of which 4 / 425 are part of one of the 2 SCC in 4 ms
Free SCC test removed 2 places
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 1994 edges and 423 vertex of which 416 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.17 ms
Discarding 7 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 152 transitions
Trivial Post-agglo rules discarded 152 transitions
Performed 152 trivial Post agglomeration. Transition count delta: 152
Iterating post reduction 0 with 154 rules applied. Total rules applied 156 place count 416 transition count 2089
Reduce places removed 152 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 1 with 199 rules applied. Total rules applied 355 place count 264 transition count 2042
Reduce places removed 27 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 2 with 34 rules applied. Total rules applied 389 place count 237 transition count 2035
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 11 rules applied. Total rules applied 400 place count 230 transition count 2031
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 402 place count 228 transition count 2031
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 30 Pre rules applied. Total rules applied 402 place count 228 transition count 2001
Deduced a syphon composed of 30 places in 6 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 5 with 60 rules applied. Total rules applied 462 place count 198 transition count 2001
Discarding 37 places :
Symmetric choice reduction at 5 with 37 rule applications. Total rules 499 place count 161 transition count 1964
Iterating global reduction 5 with 37 rules applied. Total rules applied 536 place count 161 transition count 1964
Ensure Unique test removed 401 transitions
Reduce isomorphic transitions removed 401 transitions.
Iterating post reduction 5 with 401 rules applied. Total rules applied 937 place count 161 transition count 1563
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 944 place count 154 transition count 1502
Iterating global reduction 6 with 7 rules applied. Total rules applied 951 place count 154 transition count 1502
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 6 with 11 rules applied. Total rules applied 962 place count 154 transition count 1491
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 967 place count 149 transition count 1491
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 8 with 58 rules applied. Total rules applied 1025 place count 120 transition count 1462
Free-agglomeration rule applied 18 times.
Iterating global reduction 8 with 18 rules applied. Total rules applied 1043 place count 120 transition count 1444
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 1061 place count 102 transition count 1444
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 1062 place count 102 transition count 1443
Partial Free-agglomeration rule applied 10 times.
Drop transitions removed 10 transitions
Iterating global reduction 9 with 10 rules applied. Total rules applied 1072 place count 102 transition count 1443
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1073 place count 101 transition count 1432
Iterating global reduction 9 with 1 rules applied. Total rules applied 1074 place count 101 transition count 1432
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1075 place count 100 transition count 1431
Applied a total of 1075 rules in 675 ms. Remains 100 /425 variables (removed 325) and now considering 1431/2252 (removed 821) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 678 ms. Remains : 100/425 places, 1431/2252 transitions.
Incomplete random walk after 10000 steps, including 259 resets, run finished after 202 ms. (steps per millisecond=49 ) properties (out of 5) seen :2
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 3) seen :1
FORMULA AutonomousCar-PT-10b-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 1431 rows 100 cols
[2023-03-09 09:32:55] [INFO ] Computed 15 place invariants in 14 ms
[2023-03-09 09:32:55] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-09 09:32:55] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 09:32:55] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2023-03-09 09:32:56] [INFO ] After 450ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 09:32:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 09:32:56] [INFO ] After 111ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 09:32:56] [INFO ] After 227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-09 09:32:56] [INFO ] After 874ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 31 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 1431/1431 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 100 transition count 1428
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 97 transition count 1427
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 9 place count 96 transition count 1426
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 11 place count 94 transition count 1415
Iterating global reduction 3 with 2 rules applied. Total rules applied 13 place count 94 transition count 1415
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 14 place count 94 transition count 1414
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 4 with 2 rules applied. Total rules applied 16 place count 93 transition count 1413
Free-agglomeration rule applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 21 place count 93 transition count 1408
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 15 rules applied. Total rules applied 36 place count 88 transition count 1398
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 37 place count 87 transition count 1397
Applied a total of 37 rules in 216 ms. Remains 87 /100 variables (removed 13) and now considering 1397/1431 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 216 ms. Remains : 87/100 places, 1397/1431 transitions.
Incomplete random walk after 10000 steps, including 101 resets, run finished after 184 ms. (steps per millisecond=54 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 600961 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :{}
Probabilistic random walk after 600961 steps, saw 82403 distinct states, run finished after 3007 ms. (steps per millisecond=199 ) properties seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 1397 rows 87 cols
[2023-03-09 09:33:00] [INFO ] Computed 15 place invariants in 22 ms
[2023-03-09 09:33:00] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-09 09:33:00] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 09:33:00] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2023-03-09 09:33:00] [INFO ] After 563ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 09:33:01] [INFO ] After 103ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:01] [INFO ] After 271ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-09 09:33:01] [INFO ] After 964ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 25 ms.
Support contains 31 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 1397/1397 transitions.
Applied a total of 0 rules in 73 ms. Remains 87 /87 variables (removed 0) and now considering 1397/1397 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 87/87 places, 1397/1397 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 1397/1397 transitions.
Applied a total of 0 rules in 98 ms. Remains 87 /87 variables (removed 0) and now considering 1397/1397 (removed 0) transitions.
[2023-03-09 09:33:01] [INFO ] Invariant cache hit.
[2023-03-09 09:33:01] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-09 09:33:01] [INFO ] Invariant cache hit.
[2023-03-09 09:33:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-09 09:33:02] [INFO ] Implicit Places using invariants and state equation in 450 ms returned [82, 86]
Discarding 2 places :
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Implicit Place search using SMT with State Equation took 537 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 85/87 places, 1396/1397 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 84 transition count 1395
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 84 transition count 1394
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 83 transition count 1394
Applied a total of 4 rules in 127 ms. Remains 83 /85 variables (removed 2) and now considering 1394/1396 (removed 2) transitions.
// Phase 1: matrix 1394 rows 83 cols
[2023-03-09 09:33:02] [INFO ] Computed 13 place invariants in 9 ms
[2023-03-09 09:33:02] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-09 09:33:02] [INFO ] Invariant cache hit.
[2023-03-09 09:33:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 09:33:02] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 605 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 83/87 places, 1394/1397 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1367 ms. Remains : 83/87 places, 1394/1397 transitions.
Incomplete random walk after 10000 steps, including 30 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 674943 steps, run timeout after 3001 ms. (steps per millisecond=224 ) properties seen :{}
Probabilistic random walk after 674943 steps, saw 92425 distinct states, run finished after 3001 ms. (steps per millisecond=224 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-09 09:33:06] [INFO ] Invariant cache hit.
[2023-03-09 09:33:06] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-09 09:33:06] [INFO ] After 112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 09:33:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-09 09:33:06] [INFO ] After 426ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:06] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 09:33:06] [INFO ] After 71ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:06] [INFO ] After 222ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 109 ms.
[2023-03-09 09:33:07] [INFO ] After 812ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 30 ms.
Support contains 31 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1394/1394 transitions.
Applied a total of 0 rules in 74 ms. Remains 83 /83 variables (removed 0) and now considering 1394/1394 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 83/83 places, 1394/1394 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1394/1394 transitions.
Applied a total of 0 rules in 49 ms. Remains 83 /83 variables (removed 0) and now considering 1394/1394 (removed 0) transitions.
[2023-03-09 09:33:07] [INFO ] Invariant cache hit.
[2023-03-09 09:33:07] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-09 09:33:07] [INFO ] Invariant cache hit.
[2023-03-09 09:33:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 09:33:07] [INFO ] Implicit Places using invariants and state equation in 421 ms returned []
Implicit Place search using SMT with State Equation took 512 ms to find 0 implicit places.
[2023-03-09 09:33:07] [INFO ] Redundant transitions in 157 ms returned []
[2023-03-09 09:33:07] [INFO ] Invariant cache hit.
[2023-03-09 09:33:08] [INFO ] Dead Transitions using invariants and state equation in 678 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1403 ms. Remains : 83/83 places, 1394/1394 transitions.
Graph (complete) has 1090 edges and 83 vertex of which 82 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 82 transition count 1393
Applied a total of 2 rules in 54 ms. Remains 82 /83 variables (removed 1) and now considering 1393/1394 (removed 1) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 1393 rows 82 cols
[2023-03-09 09:33:08] [INFO ] Computed 13 place invariants in 11 ms
[2023-03-09 09:33:08] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2023-03-09 09:33:08] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-09 09:33:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-09 09:33:09] [INFO ] After 323ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:09] [INFO ] After 503ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 89 ms.
[2023-03-09 09:33:09] [INFO ] After 669ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-09 09:33:09] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 8 ms.
[2023-03-09 09:33:09] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 83 places, 1394 transitions and 25147 arcs took 34 ms.
[2023-03-09 09:33:10] [INFO ] Flatten gal took : 415 ms
Total runtime 27871 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT AutonomousCar-PT-10b
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/370
ReachabilityFireability

FORMULA AutonomousCar-PT-10b-ReachabilityFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA AutonomousCar-PT-10b-ReachabilityFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678354395242

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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/370/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/370/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/370/ReachabilityFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 11 (type EXCL) for 3 AutonomousCar-PT-10b-ReachabilityFireability-12
lola: time limit : 1798 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 7 (type FNDP) for 3 AutonomousCar-PT-10b-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 8 (type EQUN) for 3 AutonomousCar-PT-10b-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 10 (type SRCH) for 3 AutonomousCar-PT-10b-ReachabilityFireability-12
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 7 (type FNDP) for AutonomousCar-PT-10b-ReachabilityFireability-12
lola: result : true
lola: fired transitions : 126
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 8 (type EQUN) for AutonomousCar-PT-10b-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 10 (type SRCH) for AutonomousCar-PT-10b-ReachabilityFireability-12 (obsolete)
lola: CANCELED task # 11 (type EXCL) for AutonomousCar-PT-10b-ReachabilityFireability-12 (obsolete)
sara: try reading problem file /home/mcc/execution/370/ReachabilityFireability-8.sara.
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 # 17 (type EXCL) for 0 AutonomousCar-PT-10b-ReachabilityFireability-01
lola: time limit : 3595 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 13 (type FNDP) for 0 AutonomousCar-PT-10b-ReachabilityFireability-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 14 (type EQUN) for 0 AutonomousCar-PT-10b-ReachabilityFireability-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: LAUNCH task # 16 (type SRCH) for 0 AutonomousCar-PT-10b-ReachabilityFireability-01
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 13 (type FNDP) for AutonomousCar-PT-10b-ReachabilityFireability-01
lola: result : true
lola: fired transitions : 18
lola: tried executions : 1
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 14 (type EQUN) for AutonomousCar-PT-10b-ReachabilityFireability-01 (obsolete)
lola: CANCELED task # 16 (type SRCH) for AutonomousCar-PT-10b-ReachabilityFireability-01 (obsolete)
lola: CANCELED task # 17 (type EXCL) for AutonomousCar-PT-10b-ReachabilityFireability-01 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
AutonomousCar-PT-10b-ReachabilityFireability-01: EF true findpath
AutonomousCar-PT-10b-ReachabilityFireability-12: AG false findpath


Time elapsed: 5 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="AutonomousCar-PT-10b"
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 AutonomousCar-PT-10b, 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 r007-oct2-167813595900687"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-10b.tgz
mv AutonomousCar-PT-10b 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 ;