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.r105-tall-167814481200421.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DES-PT-10b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-tall-167814481200421
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 6.9K Feb 26 15:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 26 15:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 15:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 15:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 15:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 25 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 15:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 15:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K Feb 26 15:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 26 15:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Feb 26 15:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 15:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:50 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 79K 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DES-PT-10b-UpperBounds-00
FORMULA_NAME DES-PT-10b-UpperBounds-01
FORMULA_NAME DES-PT-10b-UpperBounds-02
FORMULA_NAME DES-PT-10b-UpperBounds-03
FORMULA_NAME DES-PT-10b-UpperBounds-04
FORMULA_NAME DES-PT-10b-UpperBounds-05
FORMULA_NAME DES-PT-10b-UpperBounds-06
FORMULA_NAME DES-PT-10b-UpperBounds-07
FORMULA_NAME DES-PT-10b-UpperBounds-08
FORMULA_NAME DES-PT-10b-UpperBounds-09
FORMULA_NAME DES-PT-10b-UpperBounds-10
FORMULA_NAME DES-PT-10b-UpperBounds-11
FORMULA_NAME DES-PT-10b-UpperBounds-12
FORMULA_NAME DES-PT-10b-UpperBounds-13
FORMULA_NAME DES-PT-10b-UpperBounds-14
FORMULA_NAME DES-PT-10b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678295305894

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=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-10b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 17:08:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-08 17:08:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 17:08:27] [INFO ] Load time of PNML (sax parser for PT used): 61 ms
[2023-03-08 17:08:27] [INFO ] Transformed 320 places.
[2023-03-08 17:08:27] [INFO ] Transformed 271 transitions.
[2023-03-08 17:08:27] [INFO ] Found NUPN structural information;
[2023-03-08 17:08:27] [INFO ] Parsed PT model containing 320 places and 271 transitions and 827 arcs in 126 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
// Phase 1: matrix 271 rows 320 cols
[2023-03-08 17:08:27] [INFO ] Computed 65 place invariants in 28 ms
Incomplete random walk after 10000 steps, including 87 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 16) seen :14
FORMULA DES-PT-10b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-10b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 11 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :0
[2023-03-08 17:08:27] [INFO ] Invariant cache hit.
[2023-03-08 17:08:28] [INFO ] [Real]Absence check using 39 positive place invariants in 22 ms returned sat
[2023-03-08 17:08:28] [INFO ] [Real]Absence check using 39 positive and 26 generalized place invariants in 19 ms returned sat
[2023-03-08 17:08:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:28] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2023-03-08 17:08:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:28] [INFO ] [Nat]Absence check using 39 positive place invariants in 17 ms returned sat
[2023-03-08 17:08:28] [INFO ] [Nat]Absence check using 39 positive and 26 generalized place invariants in 18 ms returned sat
[2023-03-08 17:08:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:28] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2023-03-08 17:08:28] [INFO ] Deduced a trap composed of 13 places in 123 ms of which 2 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Deduced a trap composed of 9 places in 116 ms of which 1 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 2 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 2 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 2 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Deduced a trap composed of 10 places in 76 ms of which 0 ms to minimize.
[2023-03-08 17:08:29] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 955 ms
[2023-03-08 17:08:29] [INFO ] Computed and/alt/rep : 265/485/265 causal constraints (skipped 5 transitions) in 32 ms.
[2023-03-08 17:08:31] [INFO ] Deduced a trap composed of 37 places in 79 ms of which 1 ms to minimize.
[2023-03-08 17:08:31] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 0 ms to minimize.
[2023-03-08 17:08:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 226 ms
[2023-03-08 17:08:31] [INFO ] Added : 243 causal constraints over 49 iterations in 1650 ms. Result :sat
Minimization took 130 ms.
[2023-03-08 17:08:31] [INFO ] [Real]Absence check using 39 positive place invariants in 11 ms returned sat
[2023-03-08 17:08:31] [INFO ] [Real]Absence check using 39 positive and 26 generalized place invariants in 10 ms returned sat
[2023-03-08 17:08:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:31] [INFO ] [Real]Absence check using state equation in 74 ms returned sat
[2023-03-08 17:08:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:31] [INFO ] [Nat]Absence check using 39 positive place invariants in 14 ms returned sat
[2023-03-08 17:08:31] [INFO ] [Nat]Absence check using 39 positive and 26 generalized place invariants in 12 ms returned sat
[2023-03-08 17:08:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:31] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2023-03-08 17:08:31] [INFO ] Deduced a trap composed of 16 places in 84 ms of which 0 ms to minimize.
[2023-03-08 17:08:32] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 0 ms to minimize.
[2023-03-08 17:08:32] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 0 ms to minimize.
[2023-03-08 17:08:32] [INFO ] Deduced a trap composed of 23 places in 33 ms of which 0 ms to minimize.
[2023-03-08 17:08:32] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 0 ms to minimize.
[2023-03-08 17:08:32] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 327 ms
[2023-03-08 17:08:32] [INFO ] Computed and/alt/rep : 265/485/265 causal constraints (skipped 5 transitions) in 20 ms.
[2023-03-08 17:08:33] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 0 ms to minimize.
[2023-03-08 17:08:33] [INFO ] Deduced a trap composed of 30 places in 64 ms of which 0 ms to minimize.
[2023-03-08 17:08:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 213 ms
[2023-03-08 17:08:33] [INFO ] Added : 245 causal constraints over 50 iterations in 1554 ms. Result :sat
Minimization took 122 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 271/271 transitions.
Graph (complete) has 621 edges and 320 vertex of which 309 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 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 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 309 transition count 243
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 45 place count 288 transition count 243
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 45 place count 288 transition count 234
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 63 place count 279 transition count 234
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 82 place count 260 transition count 215
Iterating global reduction 2 with 19 rules applied. Total rules applied 101 place count 260 transition count 215
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 101 place count 260 transition count 214
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 103 place count 259 transition count 214
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 118 place count 244 transition count 199
Iterating global reduction 2 with 15 rules applied. Total rules applied 133 place count 244 transition count 199
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 148 place count 244 transition count 184
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 151 place count 242 transition count 183
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 151 place count 242 transition count 180
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 157 place count 239 transition count 180
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 1 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 4 with 154 rules applied. Total rules applied 311 place count 162 transition count 103
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 315 place count 160 transition count 105
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 316 place count 160 transition count 104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 317 place count 159 transition count 104
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 318 place count 159 transition count 104
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 319 place count 158 transition count 103
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 320 place count 157 transition count 103
Applied a total of 320 rules in 123 ms. Remains 157 /320 variables (removed 163) and now considering 103/271 (removed 168) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 124 ms. Remains : 157/320 places, 103/271 transitions.
// Phase 1: matrix 103 rows 157 cols
[2023-03-08 17:08:34] [INFO ] Computed 60 place invariants in 10 ms
Incomplete random walk after 1000000 steps, including 47723 resets, run finished after 1877 ms. (steps per millisecond=532 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9172 resets, run finished after 896 ms. (steps per millisecond=1116 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9121 resets, run finished after 864 ms. (steps per millisecond=1157 ) properties (out of 2) seen :0
[2023-03-08 17:08:38] [INFO ] Invariant cache hit.
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 5 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-08 17:08:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:38] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 93 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:38] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2023-03-08 17:08:38] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 12 ms.
[2023-03-08 17:08:38] [INFO ] Deduced a trap composed of 10 places in 23 ms of which 1 ms to minimize.
[2023-03-08 17:08:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2023-03-08 17:08:38] [INFO ] Added : 77 causal constraints over 16 iterations in 218 ms. Result :sat
Minimization took 31 ms.
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 5 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:38] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-08 17:08:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:38] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 94 ms returned sat
[2023-03-08 17:08:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:39] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2023-03-08 17:08:39] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 5 ms.
[2023-03-08 17:08:39] [INFO ] Deduced a trap composed of 10 places in 25 ms of which 0 ms to minimize.
[2023-03-08 17:08:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2023-03-08 17:08:39] [INFO ] Added : 83 causal constraints over 18 iterations in 232 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 5 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 157/157 places, 103/103 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 5 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
[2023-03-08 17:08:39] [INFO ] Invariant cache hit.
[2023-03-08 17:08:39] [INFO ] Implicit Places using invariants in 109 ms returned []
[2023-03-08 17:08:39] [INFO ] Invariant cache hit.
[2023-03-08 17:08:39] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
[2023-03-08 17:08:39] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 17:08:39] [INFO ] Invariant cache hit.
[2023-03-08 17:08:39] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 350 ms. Remains : 157/157 places, 103/103 transitions.
Starting property specific reduction for DES-PT-10b-UpperBounds-05
[2023-03-08 17:08:39] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 485 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 89 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
[2023-03-08 17:08:39] [INFO ] Invariant cache hit.
[2023-03-08 17:08:39] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:39] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 5 ms returned sat
[2023-03-08 17:08:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:39] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-08 17:08:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:39] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:40] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 92 ms returned sat
[2023-03-08 17:08:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:40] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2023-03-08 17:08:40] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 5 ms.
[2023-03-08 17:08:40] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 0 ms to minimize.
[2023-03-08 17:08:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2023-03-08 17:08:40] [INFO ] Added : 77 causal constraints over 16 iterations in 207 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 4 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 157/157 places, 103/103 transitions.
[2023-03-08 17:08:40] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 47863 resets, run finished after 1772 ms. (steps per millisecond=564 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9184 resets, run finished after 893 ms. (steps per millisecond=1119 ) properties (out of 1) seen :0
[2023-03-08 17:08:43] [INFO ] Invariant cache hit.
[2023-03-08 17:08:43] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:43] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 6 ms returned sat
[2023-03-08 17:08:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:43] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-08 17:08:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:43] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:43] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 93 ms returned sat
[2023-03-08 17:08:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:43] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-08 17:08:43] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 11 ms.
[2023-03-08 17:08:43] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 1 ms to minimize.
[2023-03-08 17:08:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 48 ms
[2023-03-08 17:08:43] [INFO ] Added : 77 causal constraints over 16 iterations in 217 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 4 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 157/157 places, 103/103 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 4 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
[2023-03-08 17:08:43] [INFO ] Invariant cache hit.
[2023-03-08 17:08:43] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-08 17:08:43] [INFO ] Invariant cache hit.
[2023-03-08 17:08:43] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
[2023-03-08 17:08:43] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-08 17:08:43] [INFO ] Invariant cache hit.
[2023-03-08 17:08:44] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 334 ms. Remains : 157/157 places, 103/103 transitions.
Ending property specific reduction for DES-PT-10b-UpperBounds-05 in 4217 ms.
Starting property specific reduction for DES-PT-10b-UpperBounds-07
[2023-03-08 17:08:44] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 506 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 104 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
[2023-03-08 17:08:44] [INFO ] Invariant cache hit.
[2023-03-08 17:08:44] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:44] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 5 ms returned sat
[2023-03-08 17:08:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:44] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2023-03-08 17:08:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:44] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-08 17:08:44] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 89 ms returned sat
[2023-03-08 17:08:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:44] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2023-03-08 17:08:44] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 8 ms.
[2023-03-08 17:08:44] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 1 ms to minimize.
[2023-03-08 17:08:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2023-03-08 17:08:44] [INFO ] Added : 83 causal constraints over 18 iterations in 237 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 4 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 157/157 places, 103/103 transitions.
[2023-03-08 17:08:44] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 48036 resets, run finished after 1708 ms. (steps per millisecond=585 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9219 resets, run finished after 838 ms. (steps per millisecond=1193 ) properties (out of 1) seen :0
[2023-03-08 17:08:47] [INFO ] Invariant cache hit.
[2023-03-08 17:08:47] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:47] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 7 ms returned sat
[2023-03-08 17:08:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:47] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-08 17:08:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 17:08:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-08 17:08:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 95 ms returned sat
[2023-03-08 17:08:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 17:08:47] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-08 17:08:47] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 9 ms.
[2023-03-08 17:08:47] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 1 ms to minimize.
[2023-03-08 17:08:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2023-03-08 17:08:47] [INFO ] Added : 83 causal constraints over 18 iterations in 233 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 5 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 157/157 places, 103/103 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 4 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
[2023-03-08 17:08:47] [INFO ] Invariant cache hit.
[2023-03-08 17:08:47] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-08 17:08:47] [INFO ] Invariant cache hit.
[2023-03-08 17:08:48] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 246 ms to find 0 implicit places.
[2023-03-08 17:08:48] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 17:08:48] [INFO ] Invariant cache hit.
[2023-03-08 17:08:48] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 329 ms. Remains : 157/157 places, 103/103 transitions.
Ending property specific reduction for DES-PT-10b-UpperBounds-07 in 4173 ms.
[2023-03-08 17:08:48] [INFO ] Flatten gal took : 42 ms
[2023-03-08 17:08:48] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2023-03-08 17:08:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 157 places, 103 transitions and 521 arcs took 2 ms.
Total runtime 21036 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 --maxsum=/tmp/622/ub_0_ --maxsum=/tmp/622/ub_1_
FORMULA DES-PT-10b-UpperBounds-05 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DES-PT-10b-UpperBounds-07 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678295373147

--------------------
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 UpperBounds -timeout 360 -rebuildPNML
mcc2023
ub formula name DES-PT-10b-UpperBounds-05
ub formula formula --maxsum=/tmp/622/ub_0_
ub formula name DES-PT-10b-UpperBounds-07
ub formula formula --maxsum=/tmp/622/ub_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 157 places, 103 transitions and 521 arcs
pnml2lts-sym: Petri net DES_PT_10b analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 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: 103->94 groups
pnml2lts-sym: Regrouping took 0.020 real 0.010 user 0.000 sys
pnml2lts-sym: state vector length is 157; there are 94 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
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: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Exploration took 6038290 group checks and 0 next state calls
pnml2lts-sym: reachability took 43.150 real 172.000 user 0.430 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.110 real 0.440 user 0.000 sys
pnml2lts-sym: state space has 1916344938808 states, 391740 nodes
pnml2lts-sym: Maximum sum of /tmp/622/ub_0_ is: 1
pnml2lts-sym: Maximum sum of /tmp/622/ub_1_ is: 1
pnml2lts-sym: group_next: 1129 nodes total
pnml2lts-sym: group_explored: 1119 nodes, 1860 short vectors total
pnml2lts-sym: max token count: 1

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="DES-PT-10b"
export BK_EXAMINATION="UpperBounds"
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 DES-PT-10b, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r105-tall-167814481200421"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10b.tgz
mv DES-PT-10b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;