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-167814480900245.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 DBSingleClientW-PT-d1m05, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-tall-167814480900245
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 832K
-rw-r--r-- 1 mcc users 8.7K Feb 26 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Feb 26 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 15:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 15:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 26 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 26 15:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K Feb 26 15:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 432K 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 DBSingleClientW-PT-d1m05-UpperBounds-00
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-01
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-02
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-03
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-04
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-05
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-06
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-07
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-08
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-09
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-10
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-11
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-12
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-13
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-14
FORMULA_NAME DBSingleClientW-PT-d1m05-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678265950880

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=DBSingleClientW-PT-d1m05
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 08:59:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-08 08:59:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 08:59:12] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2023-03-08 08:59:12] [INFO ] Transformed 1440 places.
[2023-03-08 08:59:12] [INFO ] Transformed 672 transitions.
[2023-03-08 08:59:12] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 166 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 1093 places in 5 ms
Reduce places removed 1093 places and 0 transitions.
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
// Phase 1: matrix 672 rows 347 cols
[2023-03-08 08:59:12] [INFO ] Computed 6 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2261 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 7) seen :1
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 922 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 943 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 928 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 938 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 995 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 934 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 6) seen :0
[2023-03-08 08:59:13] [INFO ] Invariant cache hit.
[2023-03-08 08:59:13] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2023-03-08 08:59:13] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 6 ms returned sat
[2023-03-08 08:59:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:13] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2023-03-08 08:59:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:13] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 6 ms returned sat
[2023-03-08 08:59:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:13] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2023-03-08 08:59:13] [INFO ] State equation strengthened by 418 read => feed constraints.
[2023-03-08 08:59:13] [INFO ] [Nat]Added 418 Read/Feed constraints in 94 ms returned sat
[2023-03-08 08:59:14] [INFO ] Deduced a trap composed of 118 places in 159 ms of which 4 ms to minimize.
[2023-03-08 08:59:14] [INFO ] Deduced a trap composed of 125 places in 163 ms of which 1 ms to minimize.
[2023-03-08 08:59:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 418 ms
[2023-03-08 08:59:14] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 140 ms.
[2023-03-08 08:59:14] [INFO ] Added : 10 causal constraints over 2 iterations in 316 ms. Result :sat
Minimization took 178 ms.
[2023-03-08 08:59:14] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-03-08 08:59:14] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:15] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2023-03-08 08:59:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 20 ms returned sat
[2023-03-08 08:59:15] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2023-03-08 08:59:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:15] [INFO ] [Nat]Absence check using state equation in 171 ms returned sat
[2023-03-08 08:59:15] [INFO ] [Nat]Added 418 Read/Feed constraints in 141 ms returned sat
[2023-03-08 08:59:15] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 91 ms.
[2023-03-08 08:59:15] [INFO ] Added : 14 causal constraints over 3 iterations in 328 ms. Result :sat
Minimization took 149 ms.
[2023-03-08 08:59:16] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-08 08:59:16] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2023-03-08 08:59:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:16] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2023-03-08 08:59:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:16] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2023-03-08 08:59:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:16] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2023-03-08 08:59:16] [INFO ] [Nat]Added 418 Read/Feed constraints in 91 ms returned sat
[2023-03-08 08:59:16] [INFO ] Deduced a trap composed of 210 places in 183 ms of which 2 ms to minimize.
[2023-03-08 08:59:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 240 ms
[2023-03-08 08:59:16] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 64 ms.
[2023-03-08 08:59:17] [INFO ] Deduced a trap composed of 52 places in 173 ms of which 1 ms to minimize.
[2023-03-08 08:59:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 253 ms
[2023-03-08 08:59:17] [INFO ] Added : 9 causal constraints over 2 iterations in 508 ms. Result :sat
Minimization took 119 ms.
[2023-03-08 08:59:17] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-08 08:59:17] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:17] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2023-03-08 08:59:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:17] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:17] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2023-03-08 08:59:17] [INFO ] [Nat]Added 418 Read/Feed constraints in 79 ms returned sat
[2023-03-08 08:59:18] [INFO ] Deduced a trap composed of 86 places in 119 ms of which 1 ms to minimize.
[2023-03-08 08:59:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 191 ms
[2023-03-08 08:59:18] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 85 ms.
[2023-03-08 08:59:18] [INFO ] Added : 6 causal constraints over 2 iterations in 256 ms. Result :sat
Minimization took 282 ms.
[2023-03-08 08:59:18] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:18] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:18] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2023-03-08 08:59:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:19] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:19] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 7 ms returned sat
[2023-03-08 08:59:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:19] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2023-03-08 08:59:19] [INFO ] [Nat]Added 418 Read/Feed constraints in 76 ms returned sat
[2023-03-08 08:59:19] [INFO ] Deduced a trap composed of 102 places in 138 ms of which 0 ms to minimize.
[2023-03-08 08:59:19] [INFO ] Deduced a trap composed of 100 places in 139 ms of which 0 ms to minimize.
[2023-03-08 08:59:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 354 ms
[2023-03-08 08:59:19] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 63 ms.
[2023-03-08 08:59:19] [INFO ] Added : 7 causal constraints over 2 iterations in 226 ms. Result :sat
Minimization took 138 ms.
[2023-03-08 08:59:20] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:20] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:20] [INFO ] [Real]Absence check using state equation in 129 ms returned sat
[2023-03-08 08:59:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-08 08:59:20] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2023-03-08 08:59:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:20] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2023-03-08 08:59:20] [INFO ] [Nat]Added 418 Read/Feed constraints in 63 ms returned sat
[2023-03-08 08:59:20] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 55 ms.
[2023-03-08 08:59:20] [INFO ] Added : 5 causal constraints over 2 iterations in 190 ms. Result :sat
Minimization took 110 ms.
Current structural bounds on expressions (after SMT) : [1042, 7, 5, 5, 5, 7] Max seen :[0, 0, 0, 0, 0, 0]
Support contains 6 out of 347 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 347/347 places, 672/672 transitions.
Graph (complete) has 1246 edges and 347 vertex of which 325 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Discarding 22 places :
Also discarding 0 output transitions
Drop transitions removed 8 transitions
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 88 transitions.
Iterating post reduction 0 with 88 rules applied. Total rules applied 89 place count 325 transition count 584
Discarding 93 places :
Symmetric choice reduction at 1 with 93 rule applications. Total rules 182 place count 232 transition count 337
Iterating global reduction 1 with 93 rules applied. Total rules applied 275 place count 232 transition count 337
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 283 place count 232 transition count 329
Discarding 71 places :
Symmetric choice reduction at 2 with 71 rule applications. Total rules 354 place count 161 transition count 258
Iterating global reduction 2 with 71 rules applied. Total rules applied 425 place count 161 transition count 258
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 431 place count 161 transition count 252
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 469 place count 123 transition count 191
Iterating global reduction 3 with 38 rules applied. Total rules applied 507 place count 123 transition count 191
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 526 place count 123 transition count 172
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 537 place count 112 transition count 155
Iterating global reduction 4 with 11 rules applied. Total rules applied 548 place count 112 transition count 155
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 552 place count 112 transition count 151
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 559 place count 105 transition count 144
Iterating global reduction 5 with 7 rules applied. Total rules applied 566 place count 105 transition count 144
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 569 place count 105 transition count 141
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 574 place count 100 transition count 136
Iterating global reduction 6 with 5 rules applied. Total rules applied 579 place count 100 transition count 136
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 580 place count 99 transition count 134
Iterating global reduction 6 with 1 rules applied. Total rules applied 581 place count 99 transition count 134
Applied a total of 581 rules in 89 ms. Remains 99 /347 variables (removed 248) and now considering 134/672 (removed 538) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 89 ms. Remains : 99/347 places, 134/672 transitions.
// Phase 1: matrix 134 rows 99 cols
[2023-03-08 08:59:21] [INFO ] Computed 2 place invariants in 4 ms
Incomplete random walk after 1000000 steps, including 229626 resets, run finished after 1063 ms. (steps per millisecond=940 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000000 steps, including 98068 resets, run finished after 486 ms. (steps per millisecond=2057 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000000 steps, including 98120 resets, run finished after 486 ms. (steps per millisecond=2057 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000000 steps, including 97776 resets, run finished after 489 ms. (steps per millisecond=2044 ) properties (out of 6) seen :3
Incomplete Best-First random walk after 1000001 steps, including 98003 resets, run finished after 484 ms. (steps per millisecond=2066 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000000 steps, including 98353 resets, run finished after 522 ms. (steps per millisecond=1915 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000000 steps, including 97916 resets, run finished after 508 ms. (steps per millisecond=1968 ) properties (out of 6) seen :1
[2023-03-08 08:59:25] [INFO ] Invariant cache hit.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-08 08:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-08 08:59:25] [INFO ] State equation strengthened by 47 read => feed constraints.
[2023-03-08 08:59:25] [INFO ] [Nat]Added 47 Read/Feed constraints in 15 ms returned sat
[2023-03-08 08:59:25] [INFO ] Computed and/alt/rep : 35/84/35 causal constraints (skipped 98 transitions) in 8 ms.
[2023-03-08 08:59:25] [INFO ] Added : 19 causal constraints over 5 iterations in 72 ms. Result :sat
Minimization took 27 ms.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-08 08:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Nat]Added 47 Read/Feed constraints in 10 ms returned sat
[2023-03-08 08:59:25] [INFO ] Computed and/alt/rep : 35/84/35 causal constraints (skipped 98 transitions) in 9 ms.
[2023-03-08 08:59:25] [INFO ] Added : 14 causal constraints over 4 iterations in 60 ms. Result :sat
Minimization took 23 ms.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using state equation in 24 ms returned unsat
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-08 08:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:25] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-08 08:59:25] [INFO ] [Nat]Added 47 Read/Feed constraints in 6 ms returned sat
[2023-03-08 08:59:25] [INFO ] Computed and/alt/rep : 35/84/35 causal constraints (skipped 98 transitions) in 8 ms.
[2023-03-08 08:59:25] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 1 ms to minimize.
[2023-03-08 08:59:25] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 0 ms to minimize.
[2023-03-08 08:59:25] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 0 ms to minimize.
[2023-03-08 08:59:26] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
[2023-03-08 08:59:26] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 239 ms
[2023-03-08 08:59:26] [INFO ] Added : 11 causal constraints over 3 iterations in 303 ms. Result :sat
Minimization took 42 ms.
[2023-03-08 08:59:26] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:26] [INFO ] [Real]Absence check using state equation in 23 ms returned unsat
[2023-03-08 08:59:26] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:26] [INFO ] [Real]Absence check using state equation in 18 ms returned unsat
Current structural bounds on expressions (after SMT) : [1042, 7, 1, 5, 1, 1] Max seen :[0, 0, 1, 0, 1, 1]
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 3 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 134/134 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 97 transition count 131
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 97 transition count 131
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 95 transition count 129
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 95 transition count 129
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 9 place count 95 transition count 128
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 93 transition count 124
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 93 transition count 124
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 14 place count 93 transition count 123
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 92 transition count 122
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 92 transition count 122
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 91 transition count 121
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 91 transition count 121
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 20 place count 91 transition count 119
Applied a total of 20 rules in 20 ms. Remains 91 /99 variables (removed 8) and now considering 119/134 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 91/99 places, 119/134 transitions.
// Phase 1: matrix 119 rows 91 cols
[2023-03-08 08:59:26] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 229988 resets, run finished after 922 ms. (steps per millisecond=1084 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 98601 resets, run finished after 433 ms. (steps per millisecond=2309 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000000 steps, including 98615 resets, run finished after 429 ms. (steps per millisecond=2331 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000000 steps, including 98520 resets, run finished after 430 ms. (steps per millisecond=2325 ) properties (out of 3) seen :0
[2023-03-08 08:59:28] [INFO ] Invariant cache hit.
[2023-03-08 08:59:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:28] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-08 08:59:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:28] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-08 08:59:28] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-08 08:59:28] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2023-03-08 08:59:28] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 8 ms.
[2023-03-08 08:59:28] [INFO ] Added : 20 causal constraints over 4 iterations in 61 ms. Result :sat
Minimization took 21 ms.
[2023-03-08 08:59:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:28] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-08 08:59:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:28] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Nat]Added 40 Read/Feed constraints in 20 ms returned sat
[2023-03-08 08:59:28] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 10 ms.
[2023-03-08 08:59:28] [INFO ] Added : 12 causal constraints over 3 iterations in 59 ms. Result :sat
Minimization took 16 ms.
[2023-03-08 08:59:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:29] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-08 08:59:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:29] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:29] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-08 08:59:29] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2023-03-08 08:59:29] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 7 ms.
[2023-03-08 08:59:29] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 1 ms to minimize.
[2023-03-08 08:59:29] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
[2023-03-08 08:59:29] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 0 ms to minimize.
[2023-03-08 08:59:29] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 156 ms
[2023-03-08 08:59:29] [INFO ] Added : 13 causal constraints over 4 iterations in 212 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : [1042, 7, 5] Max seen :[0, 0, 0]
Support contains 3 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 119/119 transitions.
Applied a total of 0 rules in 5 ms. Remains 91 /91 variables (removed 0) and now considering 119/119 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 91/91 places, 119/119 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 119/119 transitions.
Applied a total of 0 rules in 6 ms. Remains 91 /91 variables (removed 0) and now considering 119/119 (removed 0) transitions.
[2023-03-08 08:59:29] [INFO ] Invariant cache hit.
[2023-03-08 08:59:29] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-08 08:59:29] [INFO ] Invariant cache hit.
[2023-03-08 08:59:29] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-08 08:59:29] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
[2023-03-08 08:59:29] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-08 08:59:29] [INFO ] Invariant cache hit.
[2023-03-08 08:59:29] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 305 ms. Remains : 91/91 places, 119/119 transitions.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-00
[2023-03-08 08:59:29] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 2363 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 1039 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
[2023-03-08 08:59:29] [INFO ] Invariant cache hit.
[2023-03-08 08:59:29] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:29] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-08 08:59:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:29] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:29] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-08 08:59:29] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-08 08:59:29] [INFO ] [Nat]Added 40 Read/Feed constraints in 18 ms returned sat
[2023-03-08 08:59:29] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 9 ms.
[2023-03-08 08:59:29] [INFO ] Added : 20 causal constraints over 4 iterations in 63 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 119/119 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 89 transition count 117
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 89 transition count 117
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 87 transition count 114
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 87 transition count 114
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 9 place count 87 transition count 113
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 86 transition count 111
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 86 transition count 111
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 12 place count 86 transition count 110
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 85 transition count 109
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 85 transition count 109
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 84 transition count 108
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 84 transition count 108
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 17 place count 84 transition count 107
Applied a total of 17 rules in 16 ms. Remains 84 /91 variables (removed 7) and now considering 107/119 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 84/91 places, 107/119 transitions.
// Phase 1: matrix 107 rows 84 cols
[2023-03-08 08:59:30] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 229868 resets, run finished after 902 ms. (steps per millisecond=1108 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 98563 resets, run finished after 409 ms. (steps per millisecond=2444 ) properties (out of 1) seen :0
[2023-03-08 08:59:31] [INFO ] Invariant cache hit.
[2023-03-08 08:59:31] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:31] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-08 08:59:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:31] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:31] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-08 08:59:31] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-08 08:59:31] [INFO ] [Nat]Added 36 Read/Feed constraints in 5 ms returned sat
[2023-03-08 08:59:31] [INFO ] Computed and/alt/rep : 29/63/29 causal constraints (skipped 77 transitions) in 7 ms.
[2023-03-08 08:59:31] [INFO ] Added : 13 causal constraints over 3 iterations in 49 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 107/107 transitions.
Applied a total of 0 rules in 4 ms. Remains 84 /84 variables (removed 0) and now considering 107/107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 84/84 places, 107/107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 107/107 transitions.
Applied a total of 0 rules in 4 ms. Remains 84 /84 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2023-03-08 08:59:31] [INFO ] Invariant cache hit.
[2023-03-08 08:59:31] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-08 08:59:31] [INFO ] Invariant cache hit.
[2023-03-08 08:59:31] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-08 08:59:31] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2023-03-08 08:59:31] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-08 08:59:31] [INFO ] Invariant cache hit.
[2023-03-08 08:59:31] [INFO ] Dead Transitions using invariants and state equation in 58 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 264 ms. Remains : 84/84 places, 107/107 transitions.
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-00 in 2153 ms.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-02
// Phase 1: matrix 119 rows 91 cols
[2023-03-08 08:59:31] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 2304 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 981 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
[2023-03-08 08:59:31] [INFO ] Invariant cache hit.
[2023-03-08 08:59:31] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 5 ms returned sat
[2023-03-08 08:59:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:31] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-08 08:59:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:31] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:32] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-08 08:59:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-08 08:59:32] [INFO ] [Nat]Added 40 Read/Feed constraints in 10 ms returned sat
[2023-03-08 08:59:32] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 9 ms.
[2023-03-08 08:59:32] [INFO ] Added : 12 causal constraints over 3 iterations in 45 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 119/119 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 89 transition count 117
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 89 transition count 117
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 89 transition count 116
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 88 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 88 transition count 115
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 87 transition count 113
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 87 transition count 113
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 10 place count 87 transition count 112
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 11 place count 86 transition count 111
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 86 transition count 111
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 85 transition count 110
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 85 transition count 110
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 15 place count 85 transition count 109
Applied a total of 15 rules in 33 ms. Remains 85 /91 variables (removed 6) and now considering 109/119 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 85/91 places, 109/119 transitions.
// Phase 1: matrix 109 rows 85 cols
[2023-03-08 08:59:32] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 229603 resets, run finished after 886 ms. (steps per millisecond=1128 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 98923 resets, run finished after 419 ms. (steps per millisecond=2386 ) properties (out of 1) seen :0
[2023-03-08 08:59:33] [INFO ] Invariant cache hit.
[2023-03-08 08:59:33] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:33] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-08 08:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:33] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:33] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-08 08:59:33] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-08 08:59:33] [INFO ] [Nat]Added 36 Read/Feed constraints in 7 ms returned sat
[2023-03-08 08:59:33] [INFO ] Computed and/alt/rep : 30/65/30 causal constraints (skipped 78 transitions) in 7 ms.
[2023-03-08 08:59:33] [INFO ] Added : 11 causal constraints over 3 iterations in 38 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 109/109 transitions.
Applied a total of 0 rules in 4 ms. Remains 85 /85 variables (removed 0) and now considering 109/109 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 85/85 places, 109/109 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 109/109 transitions.
Applied a total of 0 rules in 3 ms. Remains 85 /85 variables (removed 0) and now considering 109/109 (removed 0) transitions.
[2023-03-08 08:59:33] [INFO ] Invariant cache hit.
[2023-03-08 08:59:33] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-08 08:59:33] [INFO ] Invariant cache hit.
[2023-03-08 08:59:33] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-08 08:59:33] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
[2023-03-08 08:59:33] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 08:59:33] [INFO ] Invariant cache hit.
[2023-03-08 08:59:33] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 ms. Remains : 85/85 places, 109/109 transitions.
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-02 in 2055 ms.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-08
// Phase 1: matrix 119 rows 91 cols
[2023-03-08 08:59:33] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2273 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 978 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
[2023-03-08 08:59:33] [INFO ] Invariant cache hit.
[2023-03-08 08:59:33] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:34] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-08 08:59:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:34] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 08:59:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:34] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-08 08:59:34] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-08 08:59:34] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2023-03-08 08:59:34] [INFO ] Computed and/alt/rep : 32/73/32 causal constraints (skipped 86 transitions) in 6 ms.
[2023-03-08 08:59:34] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 1 ms to minimize.
[2023-03-08 08:59:34] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
[2023-03-08 08:59:34] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 0 ms to minimize.
[2023-03-08 08:59:34] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 161 ms
[2023-03-08 08:59:34] [INFO ] Added : 13 causal constraints over 4 iterations in 218 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 91/91 places, 119/119 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 89 transition count 117
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 89 transition count 117
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 89 transition count 116
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 88 transition count 114
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 88 transition count 114
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 88 transition count 113
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 87 transition count 107
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 87 transition count 107
Applied a total of 10 rules in 12 ms. Remains 87 /91 variables (removed 4) and now considering 107/119 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 87/91 places, 107/119 transitions.
// Phase 1: matrix 107 rows 87 cols
[2023-03-08 08:59:34] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 229207 resets, run finished after 860 ms. (steps per millisecond=1162 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 98569 resets, run finished after 411 ms. (steps per millisecond=2433 ) properties (out of 1) seen :0
[2023-03-08 08:59:35] [INFO ] Invariant cache hit.
[2023-03-08 08:59:35] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:35] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-08 08:59:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 08:59:35] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-08 08:59:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 08:59:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-08 08:59:35] [INFO ] State equation strengthened by 32 read => feed constraints.
[2023-03-08 08:59:35] [INFO ] [Nat]Added 32 Read/Feed constraints in 4 ms returned sat
[2023-03-08 08:59:35] [INFO ] Computed and/alt/rep : 31/67/31 causal constraints (skipped 75 transitions) in 5 ms.
[2023-03-08 08:59:35] [INFO ] Added : 15 causal constraints over 4 iterations in 46 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 107/107 transitions.
Applied a total of 0 rules in 7 ms. Remains 87 /87 variables (removed 0) and now considering 107/107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 87/87 places, 107/107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 107/107 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2023-03-08 08:59:35] [INFO ] Invariant cache hit.
[2023-03-08 08:59:35] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-08 08:59:35] [INFO ] Invariant cache hit.
[2023-03-08 08:59:35] [INFO ] State equation strengthened by 32 read => feed constraints.
[2023-03-08 08:59:36] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2023-03-08 08:59:36] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 08:59:36] [INFO ] Invariant cache hit.
[2023-03-08 08:59:36] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 249 ms. Remains : 87/87 places, 107/107 transitions.
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-08 in 2183 ms.
[2023-03-08 08:59:36] [INFO ] Flatten gal took : 37 ms
[2023-03-08 08:59:36] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-08 08:59:36] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 91 places, 119 transitions and 469 arcs took 2 ms.
Total runtime 23878 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/694/ub_0_ --maxsum=/tmp/694/ub_1_ --maxsum=/tmp/694/ub_2_
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-02 1 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-08 2 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678265979861

--------------------
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 DBSingleClientW-PT-d1m05-UpperBounds-00
ub formula formula --maxsum=/tmp/694/ub_0_
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-02
ub formula formula --maxsum=/tmp/694/ub_1_
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-08
ub formula formula --maxsum=/tmp/694/ub_2_
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 91 places, 119 transitions and 469 arcs
pnml2lts-sym: Petri net DBSingleClientW_PT_d1m05 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: 119->112 groups
pnml2lts-sym: Regrouping took 0.020 real 0.020 user 0.000 sys
pnml2lts-sym: state vector length is 91; there are 112 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
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: Exploration took 58566 group checks and 0 next state calls
pnml2lts-sym: reachability took 0.550 real 2.190 user 0.000 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 95171 states, 10794 nodes
pnml2lts-sym: Maximum sum of /tmp/694/ub_0_ is: 1
pnml2lts-sym: Maximum sum of /tmp/694/ub_1_ is: 1
pnml2lts-sym: Maximum sum of /tmp/694/ub_2_ is: 2
pnml2lts-sym: group_next: 1324 nodes total
pnml2lts-sym: group_explored: 1700 nodes, 1581 short vectors total
pnml2lts-sym: max token count: 5

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="DBSingleClientW-PT-d1m05"
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 DBSingleClientW-PT-d1m05, 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-167814480900245"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m05.tgz
mv DBSingleClientW-PT-d1m05 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 ;