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-167813694400215.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V20P20N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694400215
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 14K Feb 25 12:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K Feb 25 12:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 158K Feb 25 12:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 629K Feb 25 12:14 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 7.3K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 36K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 88K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 276K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K Feb 25 12:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 187K Feb 25 12:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 457K Feb 25 12:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.8M Feb 25 12:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K 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 790K 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-V20P20N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678614498411

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-V20P20N20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 09:48:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 09:48:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 09:48:20] [INFO ] Load time of PNML (sax parser for PT used): 146 ms
[2023-03-12 09:48:20] [INFO ] Transformed 78 places.
[2023-03-12 09:48:20] [INFO ] Transformed 968 transitions.
[2023-03-12 09:48:20] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 227 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 53 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 57 resets, run finished after 636 ms. (steps per millisecond=15 ) properties (out of 13) seen :3
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 653 ms. (steps per millisecond=15 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 1395 ms. (steps per millisecond=7 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 177 ms. (steps per millisecond=56 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 1716 ms. (steps per millisecond=5 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 186 ms. (steps per millisecond=53 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 10) seen :1
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 203 ms. (steps per millisecond=49 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 179 ms. (steps per millisecond=55 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-12 09:48:26] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2023-03-12 09:48:26] [INFO ] Computed 7 place invariants in 12 ms
[2023-03-12 09:48:30] [INFO ] [Real]Absence check using 7 positive place invariants in 168 ms returned sat
[2023-03-12 09:48:30] [INFO ] After 1361ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:8
[2023-03-12 09:48:30] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-12 09:48:34] [INFO ] After 3488ms SMT Verify possible using state equation in natural domain returned unsat :4 sat :5
[2023-03-12 09:48:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:48:37] [INFO ] After 3420ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :4 sat :5
[2023-03-12 09:48:41] [INFO ] After 6923ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :5
Attempting to minimize the solution found.
Minimization took 3399 ms.
[2023-03-12 09:48:44] [INFO ] After 14599ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :5
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 9 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 74 ms.
Support contains 76 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 968/968 transitions.
Graph (complete) has 642 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 140 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2023-03-12 09:48:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-12 09:48:45] [INFO ] Computed 5 place invariants in 10 ms
[2023-03-12 09:48:45] [INFO ] Dead Transitions using invariants and state equation in 500 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 655 ms. Remains : 76/78 places, 968/968 transitions.
Incomplete random walk after 10000 steps, including 57 resets, run finished after 356 ms. (steps per millisecond=28 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 1748 ms. (steps per millisecond=5 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 763163 steps, run timeout after 6001 ms. (steps per millisecond=127 ) properties seen :{0=1, 2=1}
Probabilistic random walk after 763163 steps, saw 187393 distinct states, run finished after 6002 ms. (steps per millisecond=127 ) properties seen :2
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 3 properties.
[2023-03-12 09:48:54] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-12 09:48:54] [INFO ] Invariant cache hit.
[2023-03-12 09:48:54] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:48:54] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 09:48:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 09:48:54] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 09:48:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:48:54] [INFO ] After 73ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 09:48:54] [INFO ] After 172ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 85 ms.
[2023-03-12 09:48:54] [INFO ] After 417ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 18 ms.
Support contains 24 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 73 transition count 966
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 72 transition count 965
Applied a total of 7 rules in 115 ms. Remains 72 /76 variables (removed 4) and now considering 965/968 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 72/76 places, 965/968 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 193 ms. (steps per millisecond=51 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 38 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 38 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 422719 steps, run timeout after 3001 ms. (steps per millisecond=140 ) properties seen :{1=1}
Probabilistic random walk after 422719 steps, saw 119352 distinct states, run finished after 3001 ms. (steps per millisecond=140 ) properties seen :1
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 2 properties.
[2023-03-12 09:48:58] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
// Phase 1: matrix 167 rows 72 cols
[2023-03-12 09:48:58] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-12 09:48:58] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:48:58] [INFO ] After 212ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:48:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:48:58] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:48:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:48:58] [INFO ] After 61ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:48:58] [INFO ] After 131ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 112 ms.
[2023-03-12 09:48:59] [INFO ] After 398ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 4 ms.
Support contains 21 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 965/965 transitions.
Applied a total of 0 rules in 55 ms. Remains 72 /72 variables (removed 0) and now considering 965/965 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 72/72 places, 965/965 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 39 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 483239 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :{}
Probabilistic random walk after 483239 steps, saw 135019 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:49:02] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:02] [INFO ] Invariant cache hit.
[2023-03-12 09:49:02] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:49:02] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:49:02] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:49:02] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:02] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:49:02] [INFO ] After 55ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:02] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-12 09:49:02] [INFO ] After 324ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 4 ms.
Support contains 21 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 965/965 transitions.
Applied a total of 0 rules in 55 ms. Remains 72 /72 variables (removed 0) and now considering 965/965 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 72/72 places, 965/965 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 965/965 transitions.
Applied a total of 0 rules in 41 ms. Remains 72 /72 variables (removed 0) and now considering 965/965 (removed 0) transitions.
[2023-03-12 09:49:02] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:02] [INFO ] Invariant cache hit.
[2023-03-12 09:49:03] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-12 09:49:03] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:03] [INFO ] Invariant cache hit.
[2023-03-12 09:49:03] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:49:03] [INFO ] Implicit Places using invariants and state equation in 275 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 508 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 70/72 places, 965/965 transitions.
Applied a total of 0 rules in 54 ms. Remains 70 /70 variables (removed 0) and now considering 965/965 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 603 ms. Remains : 70/72 places, 965/965 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 38 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 520498 steps, run timeout after 3001 ms. (steps per millisecond=173 ) properties seen :{}
Probabilistic random walk after 520498 steps, saw 144945 distinct states, run finished after 3002 ms. (steps per millisecond=173 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 09:49:06] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
// Phase 1: matrix 167 rows 70 cols
[2023-03-12 09:49:06] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-12 09:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:49:06] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:49:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:49:07] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:07] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:49:07] [INFO ] After 71ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:07] [INFO ] After 133ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 79 ms.
[2023-03-12 09:49:07] [INFO ] After 345ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 2 ms.
Support contains 21 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 965/965 transitions.
Applied a total of 0 rules in 56 ms. Remains 70 /70 variables (removed 0) and now considering 965/965 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 70/70 places, 965/965 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 965/965 transitions.
Applied a total of 0 rules in 44 ms. Remains 70 /70 variables (removed 0) and now considering 965/965 (removed 0) transitions.
[2023-03-12 09:49:07] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:07] [INFO ] Invariant cache hit.
[2023-03-12 09:49:07] [INFO ] Implicit Places using invariants in 254 ms returned []
[2023-03-12 09:49:07] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:07] [INFO ] Invariant cache hit.
[2023-03-12 09:49:07] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 09:49:07] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 542 ms to find 0 implicit places.
[2023-03-12 09:49:07] [INFO ] Redundant transitions in 48 ms returned []
[2023-03-12 09:49:07] [INFO ] Flow matrix only has 167 transitions (discarded 798 similar events)
[2023-03-12 09:49:07] [INFO ] Invariant cache hit.
[2023-03-12 09:49:08] [INFO ] Dead Transitions using invariants and state equation in 287 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 937 ms. Remains : 70/70 places, 965/965 transitions.
Ensure Unique test removed 798 transitions
Reduce isomorphic transitions removed 798 transitions.
Iterating post reduction 0 with 798 rules applied. Total rules applied 798 place count 70 transition count 167
Applied a total of 798 rules in 14 ms. Remains 70 /70 variables (removed 0) and now considering 167/965 (removed 798) transitions.
Running SMT prover for 2 properties.
[2023-03-12 09:49:08] [INFO ] Invariant cache hit.
[2023-03-12 09:49:08] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 09:49:08] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 09:49:08] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 09:49:08] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:08] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-12 09:49:08] [INFO ] After 209ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-12 09:49:08] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 3 ms.
[2023-03-12 09:49:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 70 places, 965 transitions and 7176 arcs took 7 ms.
[2023-03-12 09:49:09] [INFO ] Flatten gal took : 125 ms
Total runtime 48642 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/545/inv_0_ --invariant=/tmp/545/inv_1_ --inv-par
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-08 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678614593298

--------------------
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
rfs formula name BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-08
rfs formula type EF
rfs formula formula --invariant=/tmp/545/inv_0_
rfs formula name BridgeAndVehicles-PT-V20P20N20-ReachabilityFireability-15
rfs formula type AG
rfs formula formula --invariant=/tmp/545/inv_1_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 70 places, 965 transitions and 7176 arcs
pnml2lts-sym: Petri net BridgeAndVehicles_PT_V20P20N20 analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.010 real 0.010 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 965->925 groups
pnml2lts-sym: Regrouping took 0.480 real 0.490 user 0.000 sys
pnml2lts-sym: state vector length is 70; there are 925 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/545/inv_1_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/545/inv_0_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym: all invariants violated
pnml2lts-sym: exiting now
pnml2lts-sym: invariant detection took 38.840 real 155.030 user 0.000 sys
pnml2lts-sym: max token count: 20

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-V20P20N20"
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-V20P20N20, 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-167813694400215"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N20.tgz
mv BridgeAndVehicles-PT-V20P20N20 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 ;