Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694500311.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V80P50N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694500311
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 23K Feb 25 12:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 143K Feb 25 12:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 450K Feb 25 12:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.8M Feb 25 12:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 12K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 47K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 202K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 588K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 37K Feb 25 13:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 185K Feb 25 13:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 818K Feb 25 13:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 3.1M Feb 25 13:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.0K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.1M 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 BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678624328639

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V80P50N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 12:32:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 12:32:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 12:32:10] [INFO ] Load time of PNML (sax parser for PT used): 200 ms
[2023-03-12 12:32:10] [INFO ] Transformed 198 places.
[2023-03-12 12:32:10] [INFO ] Transformed 3728 transitions.
[2023-03-12 12:32:10] [INFO ] Parsed PT model containing 198 places and 3728 transitions and 28830 arcs in 303 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 86 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 14 resets, run finished after 980 ms. (steps per millisecond=10 ) properties (out of 14) seen :3
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 3377 ms. (steps per millisecond=2 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 1104 ms. (steps per millisecond=9 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 1193 ms. (steps per millisecond=8 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 230 ms. (steps per millisecond=43 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 235 ms. (steps per millisecond=42 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 225 ms. (steps per millisecond=44 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 213 ms. (steps per millisecond=46 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 216 ms. (steps per millisecond=46 ) properties (out of 11) seen :0
Running SMT prover for 11 properties.
[2023-03-12 12:32:19] [INFO ] Flow matrix only has 410 transitions (discarded 3318 similar events)
// Phase 1: matrix 410 rows 198 cols
[2023-03-12 12:32:19] [INFO ] Computed 7 place invariants in 22 ms
[2023-03-12 12:32:29] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-12 12:32:29] [INFO ] After 681ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:10
[2023-03-12 12:32:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-12 12:32:30] [INFO ] After 610ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :7
[2023-03-12 12:32:30] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:32:31] [INFO ] After 1181ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :4 sat :7
[2023-03-12 12:32:33] [INFO ] After 3055ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :7
Attempting to minimize the solution found.
Minimization took 1736 ms.
[2023-03-12 12:32:35] [INFO ] After 5778ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :7
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 11 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 670 ms.
Support contains 52 out of 198 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 198/198 places, 3728/3728 transitions.
Graph (complete) has 1962 edges and 198 vertex of which 196 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.19 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 195 transition count 3727
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 195 transition count 3727
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 17 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 193 transition count 3726
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 10 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 191 transition count 3724
Applied a total of 10 rules in 1217 ms. Remains 191 /198 variables (removed 7) and now considering 3724/3728 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1218 ms. Remains : 191/198 places, 3724/3728 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 372 ms. (steps per millisecond=26 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 150 ms. (steps per millisecond=66 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 147 ms. (steps per millisecond=68 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 135347 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{2=1}
Probabilistic random walk after 135347 steps, saw 46477 distinct states, run finished after 3002 ms. (steps per millisecond=45 ) properties seen :1
FORMULA BridgeAndVehicles-PT-V80P50N20-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 6 properties.
[2023-03-12 12:32:41] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
// Phase 1: matrix 406 rows 191 cols
[2023-03-12 12:32:41] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-12 12:32:41] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:32:42] [INFO ] After 564ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 12:32:42] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 12:32:42] [INFO ] After 457ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-12 12:32:42] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:32:44] [INFO ] After 1563ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:32:45] [INFO ] After 2717ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 3030 ms.
[2023-03-12 12:32:48] [INFO ] After 6349ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 161 ms.
Support contains 36 out of 191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 3724/3724 transitions.
Applied a total of 0 rules in 494 ms. Remains 191 /191 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 494 ms. Remains : 191/191 places, 3724/3724 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 293 ms. (steps per millisecond=34 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 134139 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :{}
Probabilistic random walk after 134139 steps, saw 46079 distinct states, run finished after 3003 ms. (steps per millisecond=44 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-12 12:32:53] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:32:53] [INFO ] Invariant cache hit.
[2023-03-12 12:32:53] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:32:54] [INFO ] After 538ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 12:32:54] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 12:32:54] [INFO ] After 594ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-12 12:32:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:32:56] [INFO ] After 1723ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:32:57] [INFO ] After 2906ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 9633 ms.
[2023-03-12 12:33:07] [INFO ] After 13305ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 130 ms.
Support contains 36 out of 191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 3724/3724 transitions.
Applied a total of 0 rules in 588 ms. Remains 191 /191 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 590 ms. Remains : 191/191 places, 3724/3724 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 3724/3724 transitions.
Applied a total of 0 rules in 476 ms. Remains 191 /191 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
[2023-03-12 12:33:08] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:08] [INFO ] Invariant cache hit.
[2023-03-12 12:33:08] [INFO ] Implicit Places using invariants in 285 ms returned []
[2023-03-12 12:33:08] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:08] [INFO ] Invariant cache hit.
[2023-03-12 12:33:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:33:12] [INFO ] Implicit Places using invariants and state equation in 3158 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3454 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 190/191 places, 3724/3724 transitions.
Applied a total of 0 rules in 582 ms. Remains 190 /190 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4519 ms. Remains : 190/191 places, 3724/3724 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 285 ms. (steps per millisecond=35 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 135734 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{}
Probabilistic random walk after 135734 steps, saw 46752 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-12 12:33:16] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
// Phase 1: matrix 406 rows 190 cols
[2023-03-12 12:33:16] [INFO ] Computed 4 place invariants in 7 ms
[2023-03-12 12:33:16] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 12:33:18] [INFO ] After 1123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 12:33:18] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:33:18] [INFO ] After 529ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:18] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:33:19] [INFO ] After 927ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:29] [INFO ] After 10960ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 720 ms.
[2023-03-12 12:33:30] [INFO ] After 12350ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 122 ms.
Support contains 36 out of 190 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 190/190 places, 3724/3724 transitions.
Applied a total of 0 rules in 593 ms. Remains 190 /190 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 593 ms. Remains : 190/190 places, 3724/3724 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 190/190 places, 3724/3724 transitions.
Applied a total of 0 rules in 527 ms. Remains 190 /190 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
[2023-03-12 12:33:31] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:31] [INFO ] Invariant cache hit.
[2023-03-12 12:33:31] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-12 12:33:31] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:31] [INFO ] Invariant cache hit.
[2023-03-12 12:33:32] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:33:33] [INFO ] Implicit Places using invariants and state equation in 1377 ms returned [165]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1680 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 189/190 places, 3724/3724 transitions.
Applied a total of 0 rules in 586 ms. Remains 189 /189 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2795 ms. Remains : 189/190 places, 3724/3724 transitions.
Incomplete random walk after 10000 steps, including 20 resets, run finished after 338 ms. (steps per millisecond=29 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 200 ms. (steps per millisecond=50 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 146 ms. (steps per millisecond=68 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 146 ms. (steps per millisecond=68 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 136436 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{}
Probabilistic random walk after 136436 steps, saw 46982 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-12 12:33:38] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
// Phase 1: matrix 406 rows 189 cols
[2023-03-12 12:33:38] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-12 12:33:38] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 12:33:39] [INFO ] After 941ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 12:33:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:33:39] [INFO ] After 435ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:33:40] [INFO ] After 799ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:42] [INFO ] After 2200ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 1840 ms.
[2023-03-12 12:33:43] [INFO ] After 4606ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 187 ms.
Support contains 36 out of 189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 189/189 places, 3724/3724 transitions.
Applied a total of 0 rules in 532 ms. Remains 189 /189 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 533 ms. Remains : 189/189 places, 3724/3724 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 189/189 places, 3724/3724 transitions.
Applied a total of 0 rules in 451 ms. Remains 189 /189 variables (removed 0) and now considering 3724/3724 (removed 0) transitions.
[2023-03-12 12:33:45] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:45] [INFO ] Invariant cache hit.
[2023-03-12 12:33:45] [INFO ] Implicit Places using invariants in 247 ms returned []
[2023-03-12 12:33:45] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:45] [INFO ] Invariant cache hit.
[2023-03-12 12:33:45] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 12:33:46] [INFO ] Implicit Places using invariants and state equation in 1239 ms returned []
Implicit Place search using SMT with State Equation took 1491 ms to find 0 implicit places.
[2023-03-12 12:33:46] [INFO ] Redundant transitions in 342 ms returned []
[2023-03-12 12:33:46] [INFO ] Flow matrix only has 406 transitions (discarded 3318 similar events)
[2023-03-12 12:33:46] [INFO ] Invariant cache hit.
[2023-03-12 12:33:48] [INFO ] Dead Transitions using invariants and state equation in 1283 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3586 ms. Remains : 189/189 places, 3724/3724 transitions.
Ensure Unique test removed 3318 transitions
Reduce isomorphic transitions removed 3318 transitions.
Iterating post reduction 0 with 3318 rules applied. Total rules applied 3318 place count 189 transition count 406
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 3319 place count 189 transition count 405
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3320 place count 188 transition count 405
Applied a total of 3320 rules in 14 ms. Remains 188 /189 variables (removed 1) and now considering 405/3724 (removed 3319) transitions.
Running SMT prover for 6 properties.
// Phase 1: matrix 405 rows 188 cols
[2023-03-12 12:33:48] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-12 12:33:48] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:33:48] [INFO ] After 428ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-12 12:33:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 12:33:49] [INFO ] After 437ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 12:33:49] [INFO ] After 341ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:49] [INFO ] After 754ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 293 ms.
[2023-03-12 12:33:50] [INFO ] After 1597ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
[2023-03-12 12:33:50] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 8 ms.
[2023-03-12 12:33:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 189 places, 3724 transitions and 28174 arcs took 32 ms.
[2023-03-12 12:33:50] [INFO ] Flatten gal took : 262 ms
Total runtime 100374 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/552/inv_0_ --invariant=/tmp/552/inv_1_ --invariant=/tmp/552/inv_2_ --invariant=/tmp/552/inv_3_ --invariant=/tmp/552/inv_4_ --invariant=/tmp/552/inv_5_ --inv-par
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 12295180 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16086828 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V80P50N20"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-PT-V80P50N20, 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 r041-tajo-167813694500311"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P50N20.tgz
mv BridgeAndVehicles-PT-V80P50N20 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 ;